diff --git a/include/functions.h b/include/functions.h
index aff5ae5a18..b9b3b682b8 100644
--- a/include/functions.h
+++ b/include/functions.h
@@ -667,7 +667,7 @@ s32 Actor_IsFacingAndNearPlayer(Actor* actor, f32 range, s16 maxAngleDiff);
 s32 Actor_ActorAIsFacingAndNearActorB(Actor* actorA, Actor* actorB, f32 range, s16 maxAngleDiff);
 
 void Actor_GetSlopeDirection(CollisionPoly* floorPoly, Vec3f* slopeNormal, s16* downwardSlopeYaw);
-void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight, f32 wallCheckRadius, f32 ceilingCheckHeight, u32 flags);
+void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight, f32 wallCheckRadius, f32 ceilingCheckHeight, u32 updBgCheckInfoFlags);
 Hilite* Hilite_DrawOpa(Vec3f* object, Vec3f* eye, Vec3f* lightDir, GraphicsContext* gfxCtx);
 void func_800B8050(Actor* actor, PlayState* play, s32 flag);
 void func_800B8118(Actor* actor, PlayState* play, s32 flag);
diff --git a/include/z64actor.h b/include/z64actor.h
index 86ea6e22c4..5e9c35cf43 100644
--- a/include/z64actor.h
+++ b/include/z64actor.h
@@ -134,6 +134,7 @@ typedef struct {
     /* 0x18 */ Vec3f feetPos[2]; // Update by using `Actor_SetFeetPos` in PostLimbDrawOpa
 } ActorShape; // size = 0x30
 
+// Flags for bgCheckFlags
 #define BGCHECKFLAG_GROUND (1 << 0) // Standing on the ground
 #define BGCHECKFLAG_GROUND_TOUCH (1 << 1) // Has touched the ground (only active for 1 frame)
 #define BGCHECKFLAG_GROUND_LEAVE (1 << 2) // Has left the ground (only active for 1 frame)
@@ -148,6 +149,20 @@ typedef struct {
 #define BGCHECKFLAG_PLAYER_800 (1 << 11) // 
 #define BGCHECKFLAG_PLAYER_1000 (1 << 12) // 
 
+// Flags for Actor_UpdateBgCheckInfo
+#define UPDBGCHECKINFO_FLAG_1 (1 << 0) // check wall
+#define UPDBGCHECKINFO_FLAG_2 (1 << 1) // check ceiling
+#define UPDBGCHECKINFO_FLAG_4 (1 << 2) // check floor and water
+#define UPDBGCHECKINFO_FLAG_8 (1 << 3)
+#define UPDBGCHECKINFO_FLAG_10 (1 << 4)
+#define UPDBGCHECKINFO_FLAG_20 (1 << 5) // unused
+#define UPDBGCHECKINFO_FLAG_40 (1 << 6) // disable water ripples
+#define UPDBGCHECKINFO_FLAG_80 (1 << 7)
+#define UPDBGCHECKINFO_FLAG_100 (1 << 8)
+#define UPDBGCHECKINFO_FLAG_200 (1 << 9)
+#define UPDBGCHECKINFO_FLAG_400 (1 << 10) // check water
+#define UPDBGCHECKINFO_FLAG_800 (1 << 11)
+
 typedef struct Actor {
     /* 0x000 */ s16 id; // Actor ID
     /* 0x002 */ u8 category; // Actor category. Refer to the corresponding enum for values
diff --git a/src/code/z_actor.c b/src/code/z_actor.c
index d3eea4ebe5..db01bb3451 100644
--- a/src/code/z_actor.c
+++ b/src/code/z_actor.c
@@ -1502,12 +1502,12 @@ void Actor_GetSlopeDirection(CollisionPoly* floorPoly, Vec3f* slopeNormal, s16*
     *downwardSlopeYaw = Math_Atan2S_XY(slopeNormal->z, slopeNormal->x);
 }
 
-s32 func_800B761C(Actor* actor, f32 arg1, s32 arg2) {
+s32 func_800B761C(Actor* actor, f32 arg1, s32 updBgCheckInfoFlags) {
     if (actor->bgCheckFlags & BGCHECKFLAG_GROUND) {
         actor->bgCheckFlags &= ~BGCHECKFLAG_GROUND;
         actor->bgCheckFlags |= BGCHECKFLAG_GROUND_LEAVE;
 
-        if ((actor->velocity.y < 0.0f) && (arg2 & 0x10)) {
+        if ((actor->velocity.y < 0.0f) && (updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_10)) {
             actor->velocity.y = 0.0f;
         }
         return false;
@@ -1516,16 +1516,16 @@ s32 func_800B761C(Actor* actor, f32 arg1, s32 arg2) {
     return true;
 }
 
-s32 func_800B7678(PlayState* play, Actor* actor, Vec3f* pos, s32 flags) {
+s32 func_800B7678(PlayState* play, Actor* actor, Vec3f* pos, s32 updBgCheckInfoFlags) {
     f32 distToFloor;
     s32 bgId;
 
-    pos->y += (flags & 0x800) ? 10.0f : 50.0f;
+    pos->y += (updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_800) ? 10.0f : 50.0f;
 
     actor->floorHeight = BgCheck_EntityRaycastFloor5_2(play, &play->colCtx, &actor->floorPoly, &bgId, actor, pos);
     actor->bgCheckFlags &= ~(BGCHECKFLAG_GROUND_TOUCH | BGCHECKFLAG_GROUND_LEAVE | BGCHECKFLAG_GROUND_STRICT);
     if (actor->floorHeight <= BGCHECK_Y_MIN) {
-        return func_800B761C(actor, BGCHECK_Y_MIN, flags);
+        return func_800B761C(actor, BGCHECK_Y_MIN, updBgCheckInfoFlags);
     }
 
     distToFloor = actor->floorHeight - actor->world.pos.y;
@@ -1551,9 +1551,9 @@ s32 func_800B7678(PlayState* play, Actor* actor, Vec3f* pos, s32 flags) {
         if (actor->velocity.y <= 0.0f) {
             if (!(actor->bgCheckFlags & BGCHECKFLAG_GROUND)) {
                 actor->bgCheckFlags |= BGCHECKFLAG_GROUND_TOUCH;
-            } else if ((flags & 8) && (actor->gravity < 0.0f)) {
+            } else if ((updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_8) && (actor->gravity < 0.0f)) {
                 actor->velocity.y = -4.0f;
-            } else if (!(flags & 0x100)) {
+            } else if (!(updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_100)) {
                 actor->velocity.y = 0.0f;
             }
 
@@ -1561,14 +1561,14 @@ s32 func_800B7678(PlayState* play, Actor* actor, Vec3f* pos, s32 flags) {
             BgCheck2_AttachToMesh(&play->colCtx, actor, (s32)actor->floorBgId);
         }
     } else {
-        return func_800B761C(actor, distToFloor, flags);
+        return func_800B761C(actor, distToFloor, updBgCheckInfoFlags);
     }
 
     return true;
 }
 
 void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight, f32 wallCheckRadius,
-                             f32 ceilingCheckHeight, u32 flags) {
+                             f32 ceilingCheckHeight, u32 updBgCheckInfoFlags) {
     f32 sp94 = actor->world.pos.y - actor->prevPos.y;
     s32 pad;
     Vec3f pos;
@@ -1577,21 +1577,21 @@ void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight,
         BgCheck2_UpdateActorAttachedToMesh(&play->colCtx, actor->floorBgId, actor);
     }
 
-    if (flags & 1) {
+    if (updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_1) {
         s32 bgId;
 
         actor->bgCheckFlags &= ~BGCHECKFLAG_PLAYER_1000;
-        if ((!(flags & 0x80) &&
+        if ((!(updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_80) &&
              (BgCheck_EntitySphVsWall3(&play->colCtx, &pos, &actor->world.pos, &actor->prevPos, wallCheckRadius,
                                        &actor->wallPoly, &bgId, actor, wallCheckHeight))) ||
-            ((flags & 0x80) &&
+            ((updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_80) &&
              (BgCheck_EntitySphVsWall4(&play->colCtx, &pos, &actor->world.pos, &actor->prevPos, wallCheckRadius,
                                        &actor->wallPoly, &bgId, actor, wallCheckHeight)))) {
             CollisionPoly* sp7C = actor->wallPoly;
 
             actor->bgCheckFlags |= BGCHECKFLAG_WALL;
-            if ((flags & 0x200) && (actor->bgCheckFlags & BGCHECKFLAG_PLAYER_1000) && ((s32)sp7C->normal.y > 0) &&
-                (sqrtf(SQXYZ(actor->colChkInfo.displacement)) < 10.0f)) {
+            if ((updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_200) && (actor->bgCheckFlags & BGCHECKFLAG_PLAYER_1000) &&
+                ((s32)sp7C->normal.y > 0) && (sqrtf(SQXYZ(actor->colChkInfo.displacement)) < 10.0f)) {
                 actor->bgCheckFlags &= ~BGCHECKFLAG_WALL;
             } else if (actor->bgCheckFlags & BGCHECKFLAG_WALL) {
                 Math_Vec3f_Copy(&actor->world.pos, &pos);
@@ -1606,7 +1606,7 @@ void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight,
 
     pos.x = actor->world.pos.x;
     pos.z = actor->world.pos.z;
-    if (flags & 2) {
+    if (updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_2) {
         f32 y;
 
         pos.y = actor->prevPos.y + 4.0f;
@@ -1618,12 +1618,12 @@ void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight,
             actor->bgCheckFlags &= ~BGCHECKFLAG_CEILING;
         }
     }
-    if (flags & 4) {
+    if (updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_4) {
         WaterBox* waterbox;
         f32 y;
 
         pos.y = actor->prevPos.y;
-        func_800B7678(play, actor, &pos, flags);
+        func_800B7678(play, actor, &pos, updBgCheckInfoFlags);
         y = actor->world.pos.y;
 
         if (WaterBox_GetSurface1(play, &play->colCtx, actor->world.pos.x, actor->world.pos.z, &y, &waterbox)) {
@@ -1632,7 +1632,7 @@ void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight,
                 actor->bgCheckFlags &= ~(BGCHECKFLAG_WATER | BGCHECKFLAG_WATER_TOUCH);
             } else if (!(actor->bgCheckFlags & BGCHECKFLAG_WATER)) {
                 actor->bgCheckFlags |= (BGCHECKFLAG_WATER | BGCHECKFLAG_WATER_TOUCH);
-                if (!(flags & 0x40)) {
+                if (!(updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_40)) {
                     Vec3f sp64;
 
                     sp64.x = actor->world.pos.x;
@@ -1652,7 +1652,7 @@ void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight,
         }
     }
 
-    if (flags & 0x400) {
+    if (updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_400) {
         WaterBox* waterbox;
         f32 y = actor->world.pos.y;
 
@@ -1663,7 +1663,7 @@ void Actor_UpdateBgCheckInfo(PlayState* play, Actor* actor, f32 wallCheckHeight,
                 actor->bgCheckFlags &= ~(BGCHECKFLAG_WATER | BGCHECKFLAG_WATER_TOUCH);
             } else if (!(actor->bgCheckFlags & BGCHECKFLAG_WATER)) {
                 actor->bgCheckFlags |= (BGCHECKFLAG_WATER | BGCHECKFLAG_WATER_TOUCH);
-                if (!(flags & 0x40)) {
+                if (!(updBgCheckInfoFlags & UPDBGCHECKINFO_FLAG_40)) {
                     Vec3f sp50;
 
                     sp50.x = actor->world.pos.x;
@@ -3726,7 +3726,7 @@ s16 Actor_TestFloorInDirection(Actor* actor, PlayState* play, f32 distance, s16
     actor->world.pos.x += dx;
     actor->world.pos.z += dz;
 
-    Actor_UpdateBgCheckInfo(play, actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     Math_Vec3f_Copy(&actor->world.pos, &actorPos);
 
     ret = actor->bgCheckFlags & BGCHECKFLAG_GROUND;
diff --git a/src/code/z_en_item00.c b/src/code/z_en_item00.c
index 3d78f00df4..0c19236dc3 100644
--- a/src/code/z_en_item00.c
+++ b/src/code/z_en_item00.c
@@ -507,7 +507,9 @@ void EnItem00_Update(Actor* thisx, PlayState* play) {
 
     if (this->actor.gravity != 0.0f) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 15.0f, 15.0f, 0x1D);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 15.0f, 15.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                    UPDBGCHECKINFO_FLAG_10);
 
         if (this->actor.floorHeight <= BGCHECK_Y_MIN) {
             Actor_Kill(&this->actor);
diff --git a/src/overlays/actors/ovl_Bg_Icicle/z_bg_icicle.c b/src/overlays/actors/ovl_Bg_Icicle/z_bg_icicle.c
index 5a16e6845f..eabd3f3fe0 100644
--- a/src/overlays/actors/ovl_Bg_Icicle/z_bg_icicle.c
+++ b/src/overlays/actors/ovl_Bg_Icicle/z_bg_icicle.c
@@ -183,7 +183,7 @@ void BgIcicle_Fall(BgIcicle* this, PlayState* play) {
     } else {
         Actor_MoveWithGravity(&this->dyna.actor);
         this->dyna.actor.world.pos.y += 40.0f;
-        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         this->dyna.actor.world.pos.y -= 40.0f;
         CollisionCheck_SetAT(play, &play->colChkCtx, &this->collider.base);
     }
diff --git a/src/overlays/actors/ovl_Bg_Ikana_Dharma/z_bg_ikana_dharma.c b/src/overlays/actors/ovl_Bg_Ikana_Dharma/z_bg_ikana_dharma.c
index 9fa7077f83..aead34d283 100644
--- a/src/overlays/actors/ovl_Bg_Ikana_Dharma/z_bg_ikana_dharma.c
+++ b/src/overlays/actors/ovl_Bg_Ikana_Dharma/z_bg_ikana_dharma.c
@@ -226,7 +226,7 @@ void BgIkanaDharma_Update(Actor* thisx, PlayState* play) {
         actorBelow = DynaPoly_GetActor(&play->colCtx, this->dyna.actor.floorBgId);
         if (actorBelow == NULL) {
             Actor_MoveWithGravity(&this->dyna.actor);
-            Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
             if (this->dyna.actor.bgCheckFlags & BGCHECKFLAG_GROUND_TOUCH) {
                 s16 quakeIndex = Quake_Add(GET_ACTIVE_CAM(play), QUAKE_TYPE_3);
 
@@ -250,7 +250,8 @@ void BgIkanaDharma_Update(Actor* thisx, PlayState* play) {
         wallCheckRadius = CLAMP_MIN(wallCheckRadius, 2.0f);
 
         Actor_MoveWithGravity(&this->dyna.actor);
-        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 20.0f, wallCheckRadius, 0.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 20.0f, wallCheckRadius, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 
     Actor_SetFocus(&this->dyna.actor, 40.0f);
diff --git a/src/overlays/actors/ovl_Bg_Kin2_Picture/z_bg_kin2_picture.c b/src/overlays/actors/ovl_Bg_Kin2_Picture/z_bg_kin2_picture.c
index 7bc3e8544d..c55cd4e011 100644
--- a/src/overlays/actors/ovl_Bg_Kin2_Picture/z_bg_kin2_picture.c
+++ b/src/overlays/actors/ovl_Bg_Kin2_Picture/z_bg_kin2_picture.c
@@ -281,7 +281,7 @@ void BgKin2Picture_Fall(BgKin2Picture* this, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->dyna.actor);
-    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (this->dyna.actor.bgCheckFlags & BGCHECKFLAG_GROUND) {
         Math_StepToS(&this->step, 0x7D0, 0x78);
diff --git a/src/overlays/actors/ovl_Boss_02/z_boss_02.c b/src/overlays/actors/ovl_Boss_02/z_boss_02.c
index 003ba32e92..1454fefa39 100644
--- a/src/overlays/actors/ovl_Boss_02/z_boss_02.c
+++ b/src/overlays/actors/ovl_Boss_02/z_boss_02.c
@@ -993,7 +993,7 @@ void func_809DAB78(Boss02* this, PlayState* play) {
             this->unk_0B1C[i].y += this->unk_0164;
             Math_ApproachF(&this->unk_0B1C[i].x, -(M_PI / 2), 0.1f, 0.07f);
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f, UPDBGCHECKINFO_FLAG_4);
 
             if (this->actor.bgCheckFlags & BGCHECKFLAG_GROUND) {
                 this->unk_0144 = 23;
diff --git a/src/overlays/actors/ovl_Boss_03/z_boss_03.c b/src/overlays/actors/ovl_Boss_03/z_boss_03.c
index 4dd27f211a..4e15e8f7a1 100644
--- a/src/overlays/actors/ovl_Boss_03/z_boss_03.c
+++ b/src/overlays/actors/ovl_Boss_03/z_boss_03.c
@@ -1993,7 +1993,8 @@ void Boss03_Update(Actor* thisx, PlayState* play2) {
             Math_ApproachS(&this->actor.shape.rot.z, 0, 0xA, 0x800);
             this->actor.world.pos.y -= 100.0f;
             this->actor.prevPos.y -= 100.0f;
-            Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f, 5);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
             this->actor.world.pos.y += 100.0f;
             this->actor.prevPos.y += 100.0f;
         }
diff --git a/src/overlays/actors/ovl_Boss_04/z_boss_04.c b/src/overlays/actors/ovl_Boss_04/z_boss_04.c
index 709ef43f87..6a6bc0c1de 100644
--- a/src/overlays/actors/ovl_Boss_04/z_boss_04.c
+++ b/src/overlays/actors/ovl_Boss_04/z_boss_04.c
@@ -197,7 +197,7 @@ void Boss04_Init(Actor* thisx, PlayState* play2) {
     this->unk_6F0 = this->unk_6E0 + ((this->unk_6E4 - this->unk_6E0) * 0.5f);
     this->actor.world.pos.x = this->unk_6E8;
     this->actor.world.pos.z = this->unk_6F0;
-    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 60.0f, 60.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 60.0f, 60.0f, UPDBGCHECKINFO_FLAG_4);
 
     if ((KREG(64) != 0) || CHECK_EVENTINF(EVENTINF_60)) {
         func_809ECD00(this, play);
@@ -709,7 +709,8 @@ void Boss04_Update(Actor* thisx, PlayState* play2) {
         Actor_MoveWithGravity(&this->actor);
         this->actor.world.pos.y -= 100.0f;
         this->actor.prevPos.y -= 100.0f;
-        Actor_UpdateBgCheckInfo(play, &this->actor, 100.0f, 120.0f, 200.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 100.0f, 120.0f, 200.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
         this->actor.world.pos.y += 100.0f;
         this->actor.prevPos.y += 100.0f;
     }
diff --git a/src/overlays/actors/ovl_Dm_Ah/z_dm_ah.c b/src/overlays/actors/ovl_Dm_Ah/z_dm_ah.c
index 1a1f4ae221..ccf41077d9 100644
--- a/src/overlays/actors/ovl_Dm_Ah/z_dm_ah.c
+++ b/src/overlays/actors/ovl_Dm_Ah/z_dm_ah.c
@@ -181,7 +181,7 @@ void DmAh_Update(Actor* thisx, PlayState* play) {
     func_80C1D6E0(this, play);
     SkelAnime_Update(&this->skelAnime);
     func_80C1D458(this);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 static Vec3f D_80C1DE14 = { 1000.0f, 0.0f, 0.0f };
diff --git a/src/overlays/actors/ovl_Dm_Al/z_dm_al.c b/src/overlays/actors/ovl_Dm_Al/z_dm_al.c
index f817137318..2d1e58678e 100644
--- a/src/overlays/actors/ovl_Dm_Al/z_dm_al.c
+++ b/src/overlays/actors/ovl_Dm_Al/z_dm_al.c
@@ -93,7 +93,7 @@ void DmAl_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     SkelAnime_Update(&this->skelAnime);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 s32 DmAl_OverrideLimbDraw(PlayState* play, s32 limbIndex, Gfx** dList, Vec3f* rot, Vec3s* pos, Actor* thisx) {
diff --git a/src/overlays/actors/ovl_Dm_An/z_dm_an.c b/src/overlays/actors/ovl_Dm_An/z_dm_an.c
index d536425b01..555a04cc51 100644
--- a/src/overlays/actors/ovl_Dm_An/z_dm_an.c
+++ b/src/overlays/actors/ovl_Dm_An/z_dm_an.c
@@ -264,7 +264,7 @@ void DmAn_Update(Actor* thisx, PlayState* play) {
         func_80C1C410(this, play);
         func_80C1C5B4(this);
     }
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 Vec3f D_80C1D2C8 = { 450.0f, 700.0f, -760.0f };
diff --git a/src/overlays/actors/ovl_Dm_Bal/z_dm_bal.c b/src/overlays/actors/ovl_Dm_Bal/z_dm_bal.c
index b9c4cb33c0..cfd8044108 100644
--- a/src/overlays/actors/ovl_Dm_Bal/z_dm_bal.c
+++ b/src/overlays/actors/ovl_Dm_Bal/z_dm_bal.c
@@ -56,7 +56,7 @@ void DmBal_Init(Actor* thisx, PlayState* play) {
     ActorShape_Init(&this->actor.shape, 0.0f, ActorShadow_DrawCircle, 36.0f);
     SkelAnime_InitFlex(play, &this->skelAnime, &object_bal_Skel_00A6D0, &object_bal_Anim_0005FC, this->jointTable,
                        this->morphTable, OBJECT_BAL_LIMB_MAX);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     this->timer = 60;
     this->eyeIndex = 0;
     this->keepEyesShut = false;
diff --git a/src/overlays/actors/ovl_Dm_Gm/z_dm_gm.c b/src/overlays/actors/ovl_Dm_Gm/z_dm_gm.c
index 5321abc922..177a213949 100644
--- a/src/overlays/actors/ovl_Dm_Gm/z_dm_gm.c
+++ b/src/overlays/actors/ovl_Dm_Gm/z_dm_gm.c
@@ -264,7 +264,7 @@ void DmGm_Update(Actor* thisx, PlayState* play) {
         func_80C24360(this, play);
         func_80C24504(this);
     }
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 Vec3f D_80C25218 = { 450.0f, 700.0f, -760.0f };
diff --git a/src/overlays/actors/ovl_Dm_Nb/z_dm_nb.c b/src/overlays/actors/ovl_Dm_Nb/z_dm_nb.c
index 98f7bac489..e9fa1cddd5 100644
--- a/src/overlays/actors/ovl_Dm_Nb/z_dm_nb.c
+++ b/src/overlays/actors/ovl_Dm_Nb/z_dm_nb.c
@@ -87,7 +87,7 @@ void DmNb_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     SkelAnime_Update(&this->skelAnime);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void DmNb_TransformLimbDraw(PlayState* play, s32 limbIndex, Actor* thisx) {
diff --git a/src/overlays/actors/ovl_En_Ah/z_en_ah.c b/src/overlays/actors/ovl_En_Ah/z_en_ah.c
index 5ea8510239..d9fbeb6f0e 100644
--- a/src/overlays/actors/ovl_En_Ah/z_en_ah.c
+++ b/src/overlays/actors/ovl_En_Ah/z_en_ah.c
@@ -557,7 +557,7 @@ void EnAh_Update(Actor* thisx, PlayState* play) {
         func_8013C964(&this->actor, play, radius, height, PLAYER_IA_NONE, this->unk_2D8 & 7);
         if (!(this->unk_2D8 & 0x10)) {
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         }
         func_80BD2BA4(this, play);
     }
diff --git a/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c b/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c
index d22c2d2581..442ed1831a 100644
--- a/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c
+++ b/src/overlays/actors/ovl_En_Akindonuts/z_en_akindonuts.c
@@ -150,7 +150,7 @@ void func_80BECC7C(EnAkindonuts* this, PlayState* play) {
     }
 
     if (this->unk_32C & 2) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Am/z_en_am.c b/src/overlays/actors/ovl_En_Am/z_en_am.c
index 73d9ffc576..31d1372991 100644
--- a/src/overlays/actors/ovl_En_Am/z_en_am.c
+++ b/src/overlays/actors/ovl_En_Am/z_en_am.c
@@ -509,7 +509,9 @@ void EnAm_Update(Actor* thisx, PlayState* play) {
     }
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 30.0f, 100.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 30.0f, 100.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Actor_SetFocus(&this->actor, 64.0f);
     Collider_UpdateCylinder(&this->actor, &this->enemyCollider);
     Collider_UpdateCylinder(&this->actor, &this->interactCollider);
diff --git a/src/overlays/actors/ovl_En_Ani/z_en_ani.c b/src/overlays/actors/ovl_En_Ani/z_en_ani.c
index b2a6456bc5..6d64883830 100644
--- a/src/overlays/actors/ovl_En_Ani/z_en_ani.c
+++ b/src/overlays/actors/ovl_En_Ani/z_en_ani.c
@@ -291,7 +291,7 @@ void EnAni_Update(Actor* thisx, PlayState* play) {
     }
 
     Actor_UpdatePos(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     this->actionFunc(this, play);
     if (this->actor.xzDistToPlayer < 100.0f && !(this->stateFlags & ANI_STATE_CLIMBING)) {
         Actor_TrackPlayer(play, &this->actor, &this->headRot, &this->chestRot, this->actor.focus.pos);
diff --git a/src/overlays/actors/ovl_En_Attack_Niw/z_en_attack_niw.c b/src/overlays/actors/ovl_En_Attack_Niw/z_en_attack_niw.c
index 630d0e599d..bb3e2f23a2 100644
--- a/src/overlays/actors/ovl_En_Attack_Niw/z_en_attack_niw.c
+++ b/src/overlays/actors/ovl_En_Attack_Niw/z_en_attack_niw.c
@@ -366,7 +366,9 @@ void EnAttackNiw_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     if (this->actionFunc == EnAttackNiw_EnterViewFromOffscreen) {
         Actor_MoveWithoutGravity(&this->actor);
diff --git a/src/overlays/actors/ovl_En_Az/z_en_az.c b/src/overlays/actors/ovl_En_Az/z_en_az.c
index ff865d99f4..3b28959836 100644
--- a/src/overlays/actors/ovl_En_Az/z_en_az.c
+++ b/src/overlays/actors/ovl_En_Az/z_en_az.c
@@ -273,7 +273,7 @@ void EnAz_Init(Actor* thisx, PlayState* play2) {
         this->collider.dim.height *= 1.2f;
         this->collider.dim.yShift *= 1.2f;
     }
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     if ((this->actor.bgCheckFlags & BGCHECKFLAG_WATER) && (this->actor.depthInWater > 22.0f)) {
         this->unk_374 |= 0x100;
         this->unk_376 |= 0x100;
@@ -1660,9 +1660,9 @@ void EnAz_Update(Actor* thisx, PlayState* play2) {
         this->unk_39C = 0;
     }
     if (!(this->unk_374 & 0x1000)) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     } else {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 0x400);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, UPDBGCHECKINFO_FLAG_400);
         this->unk_374 &= ~0x1000;
     }
     Collider_UpdateCylinder(&this->actor, &this->collider);
diff --git a/src/overlays/actors/ovl_En_Baba/z_en_baba.c b/src/overlays/actors/ovl_En_Baba/z_en_baba.c
index 3aad703de2..5296260f91 100644
--- a/src/overlays/actors/ovl_En_Baba/z_en_baba.c
+++ b/src/overlays/actors/ovl_En_Baba/z_en_baba.c
@@ -748,7 +748,7 @@ void EnBaba_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     EnBaba_UpdateModel(this, play);
 }
 
diff --git a/src/overlays/actors/ovl_En_Baguo/z_en_baguo.c b/src/overlays/actors/ovl_En_Baguo/z_en_baguo.c
index 9a71c18649..14f4112eb5 100644
--- a/src/overlays/actors/ovl_En_Baguo/z_en_baguo.c
+++ b/src/overlays/actors/ovl_En_Baguo/z_en_baguo.c
@@ -392,7 +392,9 @@ void EnBaguo_Update(Actor* thisx, PlayState* play) {
         }
 
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f, 0x1D);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                    UPDBGCHECKINFO_FLAG_10);
         if (this->action != NEJIRON_ACTION_INACTIVE) {
             CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
         }
diff --git a/src/overlays/actors/ovl_En_Baisen/z_en_baisen.c b/src/overlays/actors/ovl_En_Baisen/z_en_baisen.c
index 3021ffbd2c..5479d6c1ee 100644
--- a/src/overlays/actors/ovl_En_Baisen/z_en_baisen.c
+++ b/src/overlays/actors/ovl_En_Baisen/z_en_baisen.c
@@ -252,7 +252,9 @@ void EnBaisen_Update(Actor* thisx, PlayState* play) {
     }
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Actor_SetScale(&this->actor, 0.01f);
     if (this->unk290) {
         func_80BE871C(this);
diff --git a/src/overlays/actors/ovl_En_Bat/z_en_bat.c b/src/overlays/actors/ovl_En_Bat/z_en_bat.c
index 61b0601104..9e2d8abe20 100644
--- a/src/overlays/actors/ovl_En_Bat/z_en_bat.c
+++ b/src/overlays/actors/ovl_En_Bat/z_en_bat.c
@@ -480,13 +480,15 @@ void EnBat_Update(Actor* thisx, PlayState* play) {
         }
 
         if (this->actionFunc == EnBat_DiveAttack) {
-            Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 15.0f, 50.0f, 5);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 15.0f, 50.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
         } else if ((this->actionFunc != EnBat_FlyIdle) ||
                    ((this->actor.xzDistToPlayer < 400.0f) && (this->actor.projectedPos.z > 0.0f))) {
             if (this->paramFlags & BAD_BAT_PARAMFLAG_0) {
-                Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 15.0f, 50.0f, 5);
+                Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 15.0f, 50.0f,
+                                        UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
             } else {
-                Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 15.0f, 50.0f, 4);
+                Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 15.0f, 50.0f, UPDBGCHECKINFO_FLAG_4);
             }
         } else {
             Math_Vec3f_Copy(&this->actor.prevPos, &prevPos);
diff --git a/src/overlays/actors/ovl_En_Bb/z_en_bb.c b/src/overlays/actors/ovl_En_Bb/z_en_bb.c
index c583444002..071515919f 100644
--- a/src/overlays/actors/ovl_En_Bb/z_en_bb.c
+++ b/src/overlays/actors/ovl_En_Bb/z_en_bb.c
@@ -585,7 +585,8 @@ void EnBb_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
     if ((this->actionFunc != EnBb_Dead) && (this->actionFunc != EnBb_WaitForRevive)) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 25.0f, 40.0f, 7);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 25.0f, 40.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 
         this->collider.dim.worldSphere.center.x = this->actor.world.pos.x;
         this->collider.dim.worldSphere.center.y = this->actor.world.pos.y + 15.0f;
diff --git a/src/overlays/actors/ovl_En_Bba_01/z_en_bba_01.c b/src/overlays/actors/ovl_En_Bba_01/z_en_bba_01.c
index 1b95381460..b751a50d53 100644
--- a/src/overlays/actors/ovl_En_Bba_01/z_en_bba_01.c
+++ b/src/overlays/actors/ovl_En_Bba_01/z_en_bba_01.c
@@ -244,7 +244,7 @@ void EnBba01_Update(Actor* thisx, PlayState* play) {
 
     EnBba01_TestIsTalking(this, play);
     this->enHy.actionFunc(&this->enHy, play);
-    Actor_UpdateBgCheckInfo(play, &this->enHy.actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->enHy.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     EnBba01_UpdateModel(this, play);
     func_809CC270(this, play);
 }
diff --git a/src/overlays/actors/ovl_En_Bbfall/z_en_bbfall.c b/src/overlays/actors/ovl_En_Bbfall/z_en_bbfall.c
index 9b04d1e803..9e99d4fba1 100644
--- a/src/overlays/actors/ovl_En_Bbfall/z_en_bbfall.c
+++ b/src/overlays/actors/ovl_En_Bbfall/z_en_bbfall.c
@@ -600,7 +600,8 @@ void EnBbfall_Update(Actor* thisx, PlayState* play) {
     if (this->actionFunc != EnBbfall_Dead) {
         Actor_MoveWithGravity(&this->actor);
         if (this->isBgCheckCollisionEnabled) {
-            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 25.0f, 20.0f, 7);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 25.0f, 20.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
         }
 
         for (i = ARRAY_COUNT(this->flamePos) - 1; i >= 2; i--) {
diff --git a/src/overlays/actors/ovl_En_Bee/z_en_bee.c b/src/overlays/actors/ovl_En_Bee/z_en_bee.c
index ad45c3a669..80ad3e7a21 100644
--- a/src/overlays/actors/ovl_En_Bee/z_en_bee.c
+++ b/src/overlays/actors/ovl_En_Bee/z_en_bee.c
@@ -271,7 +271,9 @@ void EnBee_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 40.0f, 40.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 40.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Bigpamet/z_en_bigpamet.c b/src/overlays/actors/ovl_En_Bigpamet/z_en_bigpamet.c
index 74fbbfc511..a78731e297 100644
--- a/src/overlays/actors/ovl_En_Bigpamet/z_en_bigpamet.c
+++ b/src/overlays/actors/ovl_En_Bigpamet/z_en_bigpamet.c
@@ -759,7 +759,9 @@ void EnBigpamet_Update(Actor* thisx, PlayState* play) {
 
     if ((this->actionFunc != func_80A281DC) && (this->actionFunc != func_80A282C8)) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 50.0f, 60.0f, 0x1F);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 50.0f, 60.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                    UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
         func_80A276F4(this);
         Actor_SetFocus(&this->actor, 25.0f);
 
diff --git a/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c b/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c
index db124dc97c..30f857a896 100644
--- a/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c
+++ b/src/overlays/actors/ovl_En_Bigpo/z_en_bigpo.c
@@ -1174,7 +1174,7 @@ void EnBigpo_Update(Actor* thisx, PlayState* play) {
         Actor_MoveWithGravity(&this->actor);
     }
     if (this->actionFunc == EnBigpo_LanternFalling) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 27.0f, 60.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 27.0f, 60.0f, UPDBGCHECKINFO_FLAG_4);
     }
 
     if (this->actor.draw == EnBigpo_DrawScoopSoul) {
diff --git a/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c b/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c
index 803aafc3b9..5eed1b1d5e 100644
--- a/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c
+++ b/src/overlays/actors/ovl_En_Bigslime/z_en_bigslime.c
@@ -2838,7 +2838,9 @@ void EnBigslime_UpdateGekko(Actor* thisx, PlayState* play) {
         Actor_MoveWithoutGravity(&this->actor);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 40.0f, 80.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 40.0f, 80.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     this->gekkoCollider.dim.pos.x = (s16)this->actor.world.pos.x;
     this->gekkoCollider.dim.pos.z = (s16)this->actor.world.pos.z;
     if (this->gekkoCollider.base.acFlags & AC_ON) {
diff --git a/src/overlays/actors/ovl_En_Bji_01/z_en_bji_01.c b/src/overlays/actors/ovl_En_Bji_01/z_en_bji_01.c
index b0c4102c27..6cdca73a73 100644
--- a/src/overlays/actors/ovl_En_Bji_01/z_en_bji_01.c
+++ b/src/overlays/actors/ovl_En_Bji_01/z_en_bji_01.c
@@ -373,7 +373,7 @@ void EnBji01_Update(Actor* thisx, PlayState* play) {
     s32 pad;
 
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     SkelAnime_Update(&this->skelAnime);
 
     if (this->blinkTimer-- <= 0) {
diff --git a/src/overlays/actors/ovl_En_Bom/z_en_bom.c b/src/overlays/actors/ovl_En_Bom/z_en_bom.c
index bdc59540b9..a99e9063ce 100644
--- a/src/overlays/actors/ovl_En_Bom/z_en_bom.c
+++ b/src/overlays/actors/ovl_En_Bom/z_en_bom.c
@@ -450,7 +450,7 @@ void EnBom_Update(Actor* thisx, PlayState* play) {
         this->unk_1FC--;
         Math_ApproachZeroF(&thisx->speed, 1.0f, 1.0f);
         Actor_MoveWithGravity(thisx);
-        Actor_UpdateBgCheckInfo(play, thisx, 35.0f, 10.0f, 36.0f, 4);
+        Actor_UpdateBgCheckInfo(play, thisx, 35.0f, 10.0f, 36.0f, UPDBGCHECKINFO_FLAG_4);
         if (this->unk_1FC == 0) {
             if (this->isPowderKeg) {
                 gSaveContext.powderKegTimer = 0;
@@ -476,7 +476,9 @@ void EnBom_Update(Actor* thisx, PlayState* play) {
 
         this->actionFunc(this, play);
 
-        Actor_UpdateBgCheckInfo(play, thisx, 35.0f, 10.0f, 36.0f, 0x1F);
+        Actor_UpdateBgCheckInfo(play, thisx, 35.0f, 10.0f, 36.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                    UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
         if (thisx->params == BOMB_TYPE_BODY) {
             static Vec3us D_80872ED4[] = {
                 { 40, 20, 100 },
diff --git a/src/overlays/actors/ovl_En_Bom_Bowl_Man/z_en_bom_bowl_man.c b/src/overlays/actors/ovl_En_Bom_Bowl_Man/z_en_bom_bowl_man.c
index 8481b88a96..7217dbc65c 100644
--- a/src/overlays/actors/ovl_En_Bom_Bowl_Man/z_en_bom_bowl_man.c
+++ b/src/overlays/actors/ovl_En_Bom_Bowl_Man/z_en_bom_bowl_man.c
@@ -630,7 +630,9 @@ void EnBomBowlMan_Update(Actor* thisx, PlayState* play) {
             this->unk_2F2 = (s32)Rand_ZeroFloat(60.0f) + 20;
         }
     }
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 s32 EnBomBowlMan_OverrideLimbDraw(PlayState* play, s32 limbIndex, Gfx** dList, Vec3f* pos, Vec3s* rot, Actor* thisx) {
diff --git a/src/overlays/actors/ovl_En_Bom_Chu/z_en_bom_chu.c b/src/overlays/actors/ovl_En_Bom_Chu/z_en_bom_chu.c
index 40e93b861d..a652e574f8 100644
--- a/src/overlays/actors/ovl_En_Bom_Chu/z_en_bom_chu.c
+++ b/src/overlays/actors/ovl_En_Bom_Chu/z_en_bom_chu.c
@@ -177,7 +177,7 @@ void EnBomChu_WaitForRelease(EnBomChu* this, PlayState* play) {
     } else if (Actor_HasNoParent(&this->actor, play)) {
         player = GET_PLAYER(play);
         Math_Vec3f_Copy(&this->actor.world.pos, &player->actor.world.pos);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
         this->actor.shape.rot.y = player->actor.shape.rot.y;
         this->actor.flags |= ACTOR_FLAG_1;
diff --git a/src/overlays/actors/ovl_En_Bombers/z_en_bombers.c b/src/overlays/actors/ovl_En_Bombers/z_en_bombers.c
index f96809878b..5086513dbc 100644
--- a/src/overlays/actors/ovl_En_Bombers/z_en_bombers.c
+++ b/src/overlays/actors/ovl_En_Bombers/z_en_bombers.c
@@ -487,7 +487,9 @@ void EnBombers_Update(Actor* thisx, PlayState* play) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     this->actor.uncullZoneForward = 500.0f;
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Bombers2/z_en_bombers2.c b/src/overlays/actors/ovl_En_Bombers2/z_en_bombers2.c
index d479e0745e..0c3bdf7450 100644
--- a/src/overlays/actors/ovl_En_Bombers2/z_en_bombers2.c
+++ b/src/overlays/actors/ovl_En_Bombers2/z_en_bombers2.c
@@ -400,7 +400,9 @@ void EnBombers2_Update(Actor* thisx, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     if (this->unk_2AC == 0) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                    UPDBGCHECKINFO_FLAG_10);
     }
     Math_Vec3f_Copy(&this->actor.world.pos, &sp34);
 }
diff --git a/src/overlays/actors/ovl_En_Bombf/z_en_bombf.c b/src/overlays/actors/ovl_En_Bombf/z_en_bombf.c
index ea9ab2e229..2493d819bc 100644
--- a/src/overlays/actors/ovl_En_Bombf/z_en_bombf.c
+++ b/src/overlays/actors/ovl_En_Bombf/z_en_bombf.c
@@ -336,7 +336,9 @@ void EnBombf_Update(Actor* thisx, PlayState* play) {
 
     if (this->actor.gravity != 0.0f) {
         DREG(6) = 1;
-        Actor_UpdateBgCheckInfo(play, &this->actor, 5.0f, 10.0f, 0.0f, 0x1F);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 5.0f, 10.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                    UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
         DREG(6) = 0;
     }
 
@@ -355,7 +357,9 @@ void EnBombf_Update(Actor* thisx, PlayState* play) {
             Actor_PlaySfx(&this->actor, NA_SE_EV_BOMB_BOUND);
             Actor_MoveWithGravity(&this->actor);
             DREG(6) = 1;
-            Actor_UpdateBgCheckInfo(play, &this->actor, 5.0f, 10.0f, 0.0f, 0x1F);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 5.0f, 10.0f, 0.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                        UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
             DREG(6) = 0;
             this->actor.speed *= 0.7f;
             this->actor.bgCheckFlags &= ~BGCHECKFLAG_WALL;
diff --git a/src/overlays/actors/ovl_En_Bomjima/z_en_bomjima.c b/src/overlays/actors/ovl_En_Bomjima/z_en_bomjima.c
index 8f3b4d3f3a..611c6144b9 100644
--- a/src/overlays/actors/ovl_En_Bomjima/z_en_bomjima.c
+++ b/src/overlays/actors/ovl_En_Bomjima/z_en_bomjima.c
@@ -1044,7 +1044,9 @@ void EnBomjima_Update(Actor* thisx, PlayState* play) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     this->actor.uncullZoneForward = 500.0f;
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Bomjimb/z_en_bomjimb.c b/src/overlays/actors/ovl_En_Bomjimb/z_en_bomjimb.c
index c8de769c77..fc11e86c11 100644
--- a/src/overlays/actors/ovl_En_Bomjimb/z_en_bomjimb.c
+++ b/src/overlays/actors/ovl_En_Bomjimb/z_en_bomjimb.c
@@ -858,7 +858,9 @@ void EnBomjimb_Update(Actor* thisx, PlayState* play2) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
 
diff --git a/src/overlays/actors/ovl_En_Box/z_en_box.c b/src/overlays/actors/ovl_En_Box/z_en_box.c
index 4e6d3ae3af..6beedbdf8a 100644
--- a/src/overlays/actors/ovl_En_Box/z_en_box.c
+++ b/src/overlays/actors/ovl_En_Box/z_en_box.c
@@ -612,7 +612,8 @@ void EnBox_Update(Actor* thisx, PlayState* play) {
     }
     if (!(this->movementFlags & ENBOX_MOVE_IMMOBILE)) {
         Actor_MoveWithGravity(&this->dyna.actor);
-        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 0x1C);
+        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     }
     Actor_SetFocus(&this->dyna.actor, 40.0f);
     if ((this->getItemId == GI_ICE_TRAP) && (this->actionFunc == EnBox_Open) && (this->skelAnime.curFrame > 45.0f) &&
diff --git a/src/overlays/actors/ovl_En_Bubble/z_en_bubble.c b/src/overlays/actors/ovl_En_Bubble/z_en_bubble.c
index db6019b999..f08c3d4135 100644
--- a/src/overlays/actors/ovl_En_Bubble/z_en_bubble.c
+++ b/src/overlays/actors/ovl_En_Bubble/z_en_bubble.c
@@ -392,7 +392,8 @@ void EnBubble_Update(Actor* thisx, PlayState* play) {
     EnBubble* this = (EnBubble*)thisx;
 
     Actor_UpdatePos(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 16.0f, 16.0f, 0.0f, 7);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 16.0f, 16.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
     this->actionFunc(this, play);
     Actor_SetFocus(&this->actor, this->actor.shape.yOffset);
 }
diff --git a/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c b/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c
index e75d11bc61..15d087ea76 100644
--- a/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c
+++ b/src/overlays/actors/ovl_En_Clear_Tag/z_en_clear_tag.c
@@ -463,7 +463,7 @@ void EnClearTag_Init(Actor* thisx, PlayState* play) {
             }
 
             // Initialize flash effect
-            Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 30.0f, 100.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 30.0f, 100.0f, UPDBGCHECKINFO_FLAG_4);
             pos = this->actor.world.pos;
             EnClearTag_CreateFlashEffect(this, &pos, sFlashMaxScale[thisx->params], this->actor.floorHeight);
 
diff --git a/src/overlays/actors/ovl_En_Cne_01/z_en_cne_01.c b/src/overlays/actors/ovl_En_Cne_01/z_en_cne_01.c
index 876914a2a6..7fc741ebe0 100644
--- a/src/overlays/actors/ovl_En_Cne_01/z_en_cne_01.c
+++ b/src/overlays/actors/ovl_En_Cne_01/z_en_cne_01.c
@@ -234,7 +234,7 @@ void EnCne01_Update(Actor* thisx, PlayState* play) {
 
     EnCne01_TestIsTalking(this, play);
     this->enHy.actionFunc(&this->enHy, play);
-    Actor_UpdateBgCheckInfo(play, &this->enHy.actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->enHy.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     EnCne01_UpdateModel(this, play);
     func_809CB4A0(this, play);
 }
diff --git a/src/overlays/actors/ovl_En_Col_Man/z_en_col_man.c b/src/overlays/actors/ovl_En_Col_Man/z_en_col_man.c
index 13ff0ce109..6f7d32de14 100644
--- a/src/overlays/actors/ovl_En_Col_Man/z_en_col_man.c
+++ b/src/overlays/actors/ovl_En_Col_Man/z_en_col_man.c
@@ -222,7 +222,9 @@ void EnColMan_Update(Actor* thisx, PlayState* play) {
     Actor_SetScale(&this->actor, this->scale);
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 30.0f, 30.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 30.0f, 30.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
 }
diff --git a/src/overlays/actors/ovl_En_Cow/z_en_cow.c b/src/overlays/actors/ovl_En_Cow/z_en_cow.c
index 1de5d137e1..beed3fb26a 100644
--- a/src/overlays/actors/ovl_En_Cow/z_en_cow.c
+++ b/src/overlays/actors/ovl_En_Cow/z_en_cow.c
@@ -340,7 +340,7 @@ void EnCow_Update(Actor* thisx, PlayState* play2) {
 
     Actor_MoveWithGravity(&this->actor);
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (SkelAnime_Update(&this->skelAnime)) {
         if (this->skelAnime.animation == &gCowChewAnim) {
diff --git a/src/overlays/actors/ovl_En_Crow/z_en_crow.c b/src/overlays/actors/ovl_En_Crow/z_en_crow.c
index 2bbee66d5e..623d12f0ed 100644
--- a/src/overlays/actors/ovl_En_Crow/z_en_crow.c
+++ b/src/overlays/actors/ovl_En_Crow/z_en_crow.c
@@ -507,7 +507,8 @@ void EnCrow_Update(Actor* thisx, PlayState* play) {
             height = 0.0f;
             Actor_MoveWithGravity(&this->actor);
         }
-        Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f * scale, 25.0f * scale, 50.0f * scale, 7);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f * scale, 25.0f * scale, 50.0f * scale,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
     } else {
         height = 0.0f;
     }
diff --git a/src/overlays/actors/ovl_En_Daiku/z_en_daiku.c b/src/overlays/actors/ovl_En_Daiku/z_en_daiku.c
index b68634f81d..b988155c7c 100644
--- a/src/overlays/actors/ovl_En_Daiku/z_en_daiku.c
+++ b/src/overlays/actors/ovl_En_Daiku/z_en_daiku.c
@@ -278,7 +278,9 @@ void EnDaiku_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Math_SmoothStepToS(&this->unk_260, this->unk_266, 1, 0xBB8, 0);
     Math_SmoothStepToS(&this->unk_25E, this->unk_264, 1, 0xBB8, 0);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     this->actor.uncullZoneForward = 650.0f;
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Daiku2/z_en_daiku2.c b/src/overlays/actors/ovl_En_Daiku2/z_en_daiku2.c
index e93cf44931..d8a8a78e87 100644
--- a/src/overlays/actors/ovl_En_Daiku2/z_en_daiku2.c
+++ b/src/overlays/actors/ovl_En_Daiku2/z_en_daiku2.c
@@ -453,7 +453,9 @@ void EnDaiku2_Update(Actor* thisx, PlayState* play) {
     Actor_SetFocus(&this->actor, 65.0f);
     Actor_MoveWithGravity(&this->actor);
     Math_ApproachF(&this->unk_260, this->unk_264, 0.3f, 2.0f);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     func_80BE7600(this, play);
diff --git a/src/overlays/actors/ovl_En_Dekubaba/z_en_dekubaba.c b/src/overlays/actors/ovl_En_Dekubaba/z_en_dekubaba.c
index d38f23224a..e969abffae 100644
--- a/src/overlays/actors/ovl_En_Dekubaba/z_en_dekubaba.c
+++ b/src/overlays/actors/ovl_En_Dekubaba/z_en_dekubaba.c
@@ -1186,9 +1186,10 @@ void EnDekubaba_Update(Actor* thisx, PlayState* play) {
 
     if (this->actionFunc == EnDekubaba_PrunedSomersaultDie) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, this->size * 15.0f, 10.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, this->size * 15.0f, 10.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     } else if (this->actionFunc != EnDekubaba_DeadStickDrop) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         if (this->boundFloor == NULL) {
             this->boundFloor = this->actor.floorPoly;
         }
diff --git a/src/overlays/actors/ovl_En_Dekunuts/z_en_dekunuts.c b/src/overlays/actors/ovl_En_Dekunuts/z_en_dekunuts.c
index b9e48e6db8..2496a4cc21 100644
--- a/src/overlays/actors/ovl_En_Dekunuts/z_en_dekunuts.c
+++ b/src/overlays/actors/ovl_En_Dekunuts/z_en_dekunuts.c
@@ -643,7 +643,9 @@ void EnDekunuts_Update(Actor* thisx, PlayState* play) {
     func_808BE73C(this, play);
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, this->collider.dim.radius, this->collider.dim.height, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, this->collider.dim.radius, this->collider.dim.height,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->actor, &this->collider);
 
     if (this->collider.base.acFlags & AC_ON) {
diff --git a/src/overlays/actors/ovl_En_Demo_heishi/z_en_demo_heishi.c b/src/overlays/actors/ovl_En_Demo_heishi/z_en_demo_heishi.c
index 0d7de9cf13..986953d0fc 100644
--- a/src/overlays/actors/ovl_En_Demo_heishi/z_en_demo_heishi.c
+++ b/src/overlays/actors/ovl_En_Demo_heishi/z_en_demo_heishi.c
@@ -160,7 +160,9 @@ void EnDemoheishi_Update(Actor* thisx, PlayState* play) {
     this->actor.shape.rot.y = this->actor.world.rot.y;
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Actor_SetScale(&this->actor, 0.01f);
     EnDemoheishi_SetHeadRotation(this);
 
diff --git a/src/overlays/actors/ovl_En_Dg/z_en_dg.c b/src/overlays/actors/ovl_En_Dg/z_en_dg.c
index 9b513ef679..3545ec9518 100644
--- a/src/overlays/actors/ovl_En_Dg/z_en_dg.c
+++ b/src/overlays/actors/ovl_En_Dg/z_en_dg.c
@@ -237,7 +237,7 @@ void EnDg_UpdateCollision(EnDg* this, PlayState* play) {
         Collider_ResetCylinderOC(play, &this->collider.base);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 26.0f, 10.0f, 0.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 26.0f, 10.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 }
 
 void EnDg_GetFloorRot(EnDg* this, Vec3f* floorRot) {
diff --git a/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c b/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c
index 9c9c46e07a..3ccf3fb6d1 100644
--- a/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c
+++ b/src/overlays/actors/ovl_En_Dinofos/z_en_dinofos.c
@@ -1356,7 +1356,9 @@ void EnDinofos_Update(Actor* thisx, PlayState* play2) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 30.0f, 60.0f, 0x5D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 30.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10 | UPDBGCHECKINFO_FLAG_40);
     if (this->actionFunc != func_8089C7B8) {
         if ((this->actor.depthInWater > 0.0f) && (this->actor.depthInWater < 10.0f)) {
             if (!((play->gameplayFrames % 4) & 1)) {
diff --git a/src/overlays/actors/ovl_En_Dno/z_en_dno.c b/src/overlays/actors/ovl_En_Dno/z_en_dno.c
index aad29992ae..d42e2e2339 100644
--- a/src/overlays/actors/ovl_En_Dno/z_en_dno.c
+++ b/src/overlays/actors/ovl_En_Dno/z_en_dno.c
@@ -235,7 +235,7 @@ void EnDno_Init(Actor* thisx, PlayState* play) {
                                this->morphTable, DEKU_BUTLER_LIMB_MAX);
             Collider_InitCylinder(play, &this->collider);
             Collider_SetCylinder(play, &this->collider, thisx, &sCylinderInit);
-            Actor_UpdateBgCheckInfo(play, thisx, 0.0f, 0.0f, 0.0f, 4);
+            Actor_UpdateBgCheckInfo(play, thisx, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
             Animation_Change(&this->skelAnime, sAnimations[EN_DNO_ANIM_IDLE_WITH_CANDLE].animation, 1.0f, 0.0f,
                              Animation_GetLastFrame(sAnimations[EN_DNO_ANIM_IDLE_WITH_CANDLE].animation),
                              sAnimations[EN_DNO_ANIM_IDLE_WITH_CANDLE].mode,
@@ -762,7 +762,7 @@ void func_80A72C04(EnDno* this, PlayState* play) {
 }
 
 void func_80A72CF8(EnDno* this, PlayState* play) {
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     Actor_SpawnAsChild(&play->actorCtx, &this->actor, play, ACTOR_DOOR_WARP1, this->actor.world.pos.x + 80.0f,
                        this->actor.floorHeight, this->actor.world.pos.z, 0, 0, 0, 0x201);
 }
@@ -960,7 +960,7 @@ void EnDno_Update(Actor* thisx, PlayState* play) {
     func_80A73408(this, play);
     this->actionFunc(this, play);
     if (this->unk_3B0 & 4) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     }
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Dnp/z_en_dnp.c b/src/overlays/actors/ovl_En_Dnp/z_en_dnp.c
index 11240f27b8..7459873444 100644
--- a/src/overlays/actors/ovl_En_Dnp/z_en_dnp.c
+++ b/src/overlays/actors/ovl_En_Dnp/z_en_dnp.c
@@ -457,7 +457,7 @@ void EnDnp_Update(Actor* thisx, PlayState* play) {
         func_80B3CD1C(this);
         func_80B3CEC0(this, play);
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         sp2C = this->collider.dim.radius + 50;
         sp28 = this->collider.dim.height + 30;
         if ((this->unk_322 & 0x400) && !CHECK_WEEKEVENTREG(WEEKEVENTREG_23_20)) {
diff --git a/src/overlays/actors/ovl_En_Dnq/z_en_dnq.c b/src/overlays/actors/ovl_En_Dnq/z_en_dnq.c
index 131a27d74a..0c5227bd48 100644
--- a/src/overlays/actors/ovl_En_Dnq/z_en_dnq.c
+++ b/src/overlays/actors/ovl_En_Dnq/z_en_dnq.c
@@ -455,7 +455,7 @@ void EnDnq_Update(Actor* thisx, PlayState* play) {
         this->actionFunc(this, play);
         func_80A52B68(this, play);
         SkelAnime_Update(&this->skelAnime);
-        Actor_UpdateBgCheckInfo(play, &this->picto.actor, 30.0f, 12.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->picto.actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         this->unk_394 = this->picto.actor.xzDistToPlayer;
         func_80A52C6C(this, play);
         func_8013C964(&this->picto.actor, play, this->unk_390, fabsf(this->picto.actor.playerHeightRel) + 1.0f,
diff --git a/src/overlays/actors/ovl_En_Dns/z_en_dns.c b/src/overlays/actors/ovl_En_Dns/z_en_dns.c
index d214482171..7a540ad49e 100644
--- a/src/overlays/actors/ovl_En_Dns/z_en_dns.c
+++ b/src/overlays/actors/ovl_En_Dns/z_en_dns.c
@@ -550,7 +550,7 @@ void EnDns_Update(Actor* thisx, PlayState* play) {
         SkelAnime_Update(&this->skelAnime);
         func_8092C934(this);
         func_8092C86C(this, play);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         func_8013C964(&this->actor, play, 80.0f, 40.0f, PLAYER_IA_NONE, this->unk_2C6 & 7);
         Actor_SetFocus(&this->actor, 34.0f);
         func_8092C6FC(this, play);
diff --git a/src/overlays/actors/ovl_En_Dodongo/z_en_dodongo.c b/src/overlays/actors/ovl_En_Dodongo/z_en_dodongo.c
index 52870a7879..bc7841ddcd 100644
--- a/src/overlays/actors/ovl_En_Dodongo/z_en_dodongo.c
+++ b/src/overlays/actors/ovl_En_Dodongo/z_en_dodongo.c
@@ -1024,7 +1024,9 @@ void EnDodongo_Update(Actor* thisx, PlayState* play2) {
     EnDodongo_UpdateDamage(this, play);
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 75.0f, 60.0f, 70.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 75.0f, 60.0f, 70.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     if (this->actor.bgCheckFlags & BGCHECKFLAG_GROUND_TOUCH) {
         Actor_PlaySfx(&this->actor, NA_SE_EN_GERUDOFT_DOWN);
     }
diff --git a/src/overlays/actors/ovl_En_Egol/z_en_egol.c b/src/overlays/actors/ovl_En_Egol/z_en_egol.c
index 21ce6d52e6..e3f5eaea8e 100644
--- a/src/overlays/actors/ovl_En_Egol/z_en_egol.c
+++ b/src/overlays/actors/ovl_En_Egol/z_en_egol.c
@@ -1294,7 +1294,9 @@ void EnEgol_Update(Actor* thisx, PlayState* play) {
     Math_SmoothStepToS(&this->eyelidRot, this->eyelidRotTarget, 1, 0x7D0, 0);
     EnEgol_CollisionCheck(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 50.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 50.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     if (this->action != EYEGORE_ACTION_DEAD) {
         //! @bug This should be ||, not &&. As is, the check always succeeds.
         if (!((this->action == EYEGORE_ACTION_DAMAGED) && (this->action == EYEGORE_ACTION_DYING))) {
diff --git a/src/overlays/actors/ovl_En_Elforg/z_en_elforg.c b/src/overlays/actors/ovl_En_Elforg/z_en_elforg.c
index 65cc04d84f..28b086fbb1 100644
--- a/src/overlays/actors/ovl_En_Elforg/z_en_elforg.c
+++ b/src/overlays/actors/ovl_En_Elforg/z_en_elforg.c
@@ -499,7 +499,8 @@ void EnElforg_FreeFloating(EnElforg* this, PlayState* play) {
             }
         }
 
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 7);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
         func_80ACCBB8(this, play);
         if (Player_GetMask(play) == PLAYER_MASK_GREAT_FAIRY) {
             if (!(this->strayFairyFlags & STRAY_FAIRY_FLAG_GREAT_FAIRYS_MASK_EQUIPPED)) {
diff --git a/src/overlays/actors/ovl_En_Ending_Hero/z_en_ending_hero.c b/src/overlays/actors/ovl_En_Ending_Hero/z_en_ending_hero.c
index 1786380ac2..2996ccc23f 100644
--- a/src/overlays/actors/ovl_En_Ending_Hero/z_en_ending_hero.c
+++ b/src/overlays/actors/ovl_En_Ending_Hero/z_en_ending_hero.c
@@ -68,7 +68,9 @@ void EnEndingHero_Update(Actor* thisx, PlayState* play) {
     }
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 static TexturePtr sEyeTextures[] = {
diff --git a/src/overlays/actors/ovl_En_Ending_Hero2/z_en_ending_hero2.c b/src/overlays/actors/ovl_En_Ending_Hero2/z_en_ending_hero2.c
index 2650ad1565..0cc20358a1 100644
--- a/src/overlays/actors/ovl_En_Ending_Hero2/z_en_ending_hero2.c
+++ b/src/overlays/actors/ovl_En_Ending_Hero2/z_en_ending_hero2.c
@@ -61,7 +61,9 @@ void EnEndingHero2_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 void EnEndingHero2_Draw(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Ending_Hero3/z_en_ending_hero3.c b/src/overlays/actors/ovl_En_Ending_Hero3/z_en_ending_hero3.c
index 8dcc12199b..aba7c44884 100644
--- a/src/overlays/actors/ovl_En_Ending_Hero3/z_en_ending_hero3.c
+++ b/src/overlays/actors/ovl_En_Ending_Hero3/z_en_ending_hero3.c
@@ -61,7 +61,9 @@ void EnEndingHero3_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 void EnEndingHero3_Draw(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Ending_Hero4/z_en_ending_hero4.c b/src/overlays/actors/ovl_En_Ending_Hero4/z_en_ending_hero4.c
index 333bbc9180..39e920b9ed 100644
--- a/src/overlays/actors/ovl_En_Ending_Hero4/z_en_ending_hero4.c
+++ b/src/overlays/actors/ovl_En_Ending_Hero4/z_en_ending_hero4.c
@@ -61,7 +61,9 @@ void EnEndingHero4_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 void EnEndingHero4_Draw(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Ending_Hero5/z_en_ending_hero5.c b/src/overlays/actors/ovl_En_Ending_Hero5/z_en_ending_hero5.c
index ee62798f18..ddf866f94c 100644
--- a/src/overlays/actors/ovl_En_Ending_Hero5/z_en_ending_hero5.c
+++ b/src/overlays/actors/ovl_En_Ending_Hero5/z_en_ending_hero5.c
@@ -62,7 +62,9 @@ void EnEndingHero5_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 Gfx* D_80C23BF0[] = { object_daiku_DL_0070C0, object_daiku_DL_006FB0, object_daiku_DL_006E80, object_daiku_DL_006D70,
diff --git a/src/overlays/actors/ovl_En_Ending_Hero6/z_en_ending_hero6.c b/src/overlays/actors/ovl_En_Ending_Hero6/z_en_ending_hero6.c
index 06f973265c..5324518def 100644
--- a/src/overlays/actors/ovl_En_Ending_Hero6/z_en_ending_hero6.c
+++ b/src/overlays/actors/ovl_En_Ending_Hero6/z_en_ending_hero6.c
@@ -101,7 +101,9 @@ void EnEndingHero6_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 void EnEndingHero6_PostLimbDraw(PlayState* play, s32 limbIndex, Gfx** dList, Vec3s* rot, Actor* thisx) {
diff --git a/src/overlays/actors/ovl_En_Estone/z_en_estone.c b/src/overlays/actors/ovl_En_Estone/z_en_estone.c
index 72ac311a7a..8eff94e4ba 100644
--- a/src/overlays/actors/ovl_En_Estone/z_en_estone.c
+++ b/src/overlays/actors/ovl_En_Estone/z_en_estone.c
@@ -174,7 +174,8 @@ void EnEstone_Update(Actor* thisx, PlayState* play2) {
 
     Actor_MoveWithGravity(&this->actor);
     if ((this->timer == 0) && !this->inactive) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 50.0f, 100.0f, 0x1C);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 50.0f, 100.0f,
+                                UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     }
     if (!this->inactive) {
         Collider_UpdateCylinder(&this->actor, &this->collider);
diff --git a/src/overlays/actors/ovl_En_Famos/z_en_famos.c b/src/overlays/actors/ovl_En_Famos/z_en_famos.c
index 932d937ee0..1fc83d8a1b 100644
--- a/src/overlays/actors/ovl_En_Famos/z_en_famos.c
+++ b/src/overlays/actors/ovl_En_Famos/z_en_famos.c
@@ -766,7 +766,9 @@ void EnFamos_Update(Actor* thisx, PlayState* play) {
         }
 
         if (this->flippedTimer >= 0) {
-            Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 30.0f, 80.0f, 0x1F);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 30.0f, 80.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                        UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
             if ((this->actionFunc == EnFamos_Attack) && (this->animatedMaterialIndex != FAMOS_ANIMATED_MAT_NORMAL) &&
                 (this->actor.bgCheckFlags & BGCHECKFLAG_GROUND)) {
                 this->actor.world.pos.y -= 60.0f;
diff --git a/src/overlays/actors/ovl_En_Fg/z_en_fg.c b/src/overlays/actors/ovl_En_Fg/z_en_fg.c
index 90f90cf74a..868c435335 100644
--- a/src/overlays/actors/ovl_En_Fg/z_en_fg.c
+++ b/src/overlays/actors/ovl_En_Fg/z_en_fg.c
@@ -338,14 +338,15 @@ void EnFg_Update(Actor* thisx, PlayState* play) {
     s32 flagSet;
 
     flag = this->actor.flags;
-    flagSet = ((flag & 0x2000) == 0x2000);
+    flagSet = CHECK_FLAG_ALL(flag, ACTOR_FLAG_2000);
     if (1) {}
     if (!flagSet) {
-        flagSet = ((flag & 0x8000) == 0x8000);
+        flagSet = CHECK_FLAG_ALL(flag, ACTOR_FLAG_8000);
         if (1) {}
         if (!flagSet) {
             this->actionFunc(this, play);
-            Actor_UpdateBgCheckInfo(play, &this->actor, BASE_REG(16, 0), BASE_REG(16, 1), 0.0f, 0x5);
+            Actor_UpdateBgCheckInfo(play, &this->actor, sREG(0), sREG(1), 0.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
         }
     }
 
diff --git a/src/overlays/actors/ovl_En_Firefly/z_en_firefly.c b/src/overlays/actors/ovl_En_Firefly/z_en_firefly.c
index 357887c976..bc4e3d743e 100644
--- a/src/overlays/actors/ovl_En_Firefly/z_en_firefly.c
+++ b/src/overlays/actors/ovl_En_Firefly/z_en_firefly.c
@@ -703,7 +703,8 @@ void EnFirefly_Update(Actor* thisx, PlayState* play2) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 15.0f, 7);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 15.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
     this->collider.dim.worldSphere.center.x = this->actor.world.pos.x;
     this->collider.dim.worldSphere.center.y = (s32)this->actor.world.pos.y + 10;
     this->collider.dim.worldSphere.center.z = this->actor.world.pos.z;
diff --git a/src/overlays/actors/ovl_En_Fish/z_en_fish.c b/src/overlays/actors/ovl_En_Fish/z_en_fish.c
index 2f54e4dcbc..b70ce1ae7b 100644
--- a/src/overlays/actors/ovl_En_Fish/z_en_fish.c
+++ b/src/overlays/actors/ovl_En_Fish/z_en_fish.c
@@ -264,7 +264,7 @@ void func_8091DEE4(EnFish* this) {
     this->actor.gravity = 0.0f;
     this->actor.terminalVelocity = 0.0f;
     this->unk_240 = Rand_S16Offset(5, D_8091FACC[this->unk_278]);
-    this->unk_248 = 0;
+    this->updBgCheckInfoFlags = 0;
     this->unk_26E = 400;
     this->unk_272 = 400;
     this->unk_268 = 0;
@@ -314,7 +314,7 @@ void func_8091E070(EnFish* this) {
         phi_a1 = D_8091FAD4[this->unk_278];
     }
     this->unk_240 = Rand_S16Offset(15, phi_a1);
-    this->unk_248 = 0;
+    this->updBgCheckInfoFlags = 0;
     this->unk_26E = 400;
     this->unk_272 = 400;
     this->unk_26C = 0;
@@ -361,7 +361,7 @@ void func_8091E2E0(EnFish* this) {
     this->actor.gravity = 0.0f;
     this->actor.terminalVelocity = 0.0f;
     this->unk_240 = Rand_S16Offset(10, 40);
-    this->unk_248 = 0;
+    this->updBgCheckInfoFlags = 0;
     this->unk_26E = 400;
     this->unk_272 = 400;
     this->unk_268 = 0;
@@ -440,7 +440,7 @@ void func_8091E5EC(EnFish* this) {
     this->unk_26C = 0;
     func_8091D660(this);
     this->unk_240 = Rand_S16Offset(10, 30);
-    this->unk_248 = 0;
+    this->updBgCheckInfoFlags = 0;
     this->unkFunc = func_8091E658;
 }
 
@@ -493,7 +493,7 @@ void func_8091E810(EnFish* this) {
     this->actor.terminalVelocity = -10.0f;
     this->actor.shape.yOffset = 0.0f;
     func_8091D6C4(this);
-    this->unk_248 = 5;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4;
     this->unkFunc = func_8091E880;
     this->unk_24C = 0.0f;
     this->unk_240 = 300;
@@ -551,7 +551,7 @@ void func_8091E9A4(EnFish* this) {
     this->actor.shape.yOffset = 300.0f;
     func_8091D6C4(this);
     this->unkFunc = func_8091EAF0;
-    this->unk_248 = 5;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4;
     this->unk_24C = 0.0f;
     if (sp24 && (this->actor.draw != NULL)) {
         Actor_PlaySfx(&this->actor, NA_SE_EV_FISH_LEAP);
@@ -612,7 +612,7 @@ void func_8091ECF4(EnFish* this) {
     this->unk_240 = 200;
     func_8091D660(this);
     this->unkFunc = func_8091ED70;
-    this->unk_248 = 5;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4;
     this->unk_24C = 0.0f;
 }
 
@@ -677,7 +677,7 @@ void func_8091EF30(EnFish* this) {
     this->unk_240 = 15;
     this->unk_279 = 10;
     this->unkFunc = func_8091EFE8;
-    this->unk_248 = 5;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4;
     this->unk_24C = 0.0f;
 }
 
@@ -772,7 +772,7 @@ void func_8091F344(EnFish* this) {
     this->actor.gravity = 0.0f;
     this->actor.terminalVelocity = 0.0f;
     this->unk_240 = Rand_S16Offset(5, 35);
-    this->unk_248 = 1;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_1;
     this->unk_268 = 0;
     this->unk_26C = 0;
     this->unk_26E = 1500;
@@ -856,7 +856,7 @@ void func_8091F5A4(Actor* thisx, PlayState* play) {
         SkelAnime_Update(&this->skelAnime);
         func_8091D7C4(this);
         Actor_MoveWithGravity(&this->actor);
-        if (this->unk_248 != 0) {
+        if (this->updBgCheckInfoFlags != 0) {
             u32 temp = (play->sceneId != SCENE_LABO);
 
             phi_f0 = BREG(1) + 10.0f;
@@ -864,7 +864,7 @@ void func_8091F5A4(Actor* thisx, PlayState* play) {
             if (temp) {
                 phi_f0 = 6.0f;
             }
-            Actor_UpdateBgCheckInfo(play, &this->actor, 17.5f, phi_f0, 0.0f, this->unk_248);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 17.5f, phi_f0, 0.0f, this->updBgCheckInfoFlags);
         }
 
         if ((this->actor.xzDistToPlayer < 70.0f) && (this->unkFunc != func_8091EFE8)) {
diff --git a/src/overlays/actors/ovl_En_Fish/z_en_fish.h b/src/overlays/actors/ovl_En_Fish/z_en_fish.h
index 528eeb40c9..d3941906c5 100644
--- a/src/overlays/actors/ovl_En_Fish/z_en_fish.h
+++ b/src/overlays/actors/ovl_En_Fish/z_en_fish.h
@@ -26,7 +26,7 @@ typedef struct EnFish {
     /* 0x242 */ s16 unk_242;
     /* 0x244 */ s16 unk_244;
     /* 0x246 */ s16 unk_246;
-    /* 0x248 */ s32 unk_248;
+    /* 0x248 */ s32 updBgCheckInfoFlags;
     /* 0x24C */ f32 unk_24C;
     /* 0x250 */ f32 unk_250;
     /* 0x254 */ f32 unk_254;
diff --git a/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c b/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c
index a533932842..47244f9d37 100644
--- a/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c
+++ b/src/overlays/actors/ovl_En_Fish2/z_en_fish2.c
@@ -987,7 +987,8 @@ void EnFish2_Update(Actor* thisx, PlayState* play2) {
         this->unk_33C = 25.0f - ((this->unk_330 - 0.01f) * 1000.0f);
         Actor_SetScale(&this->actor, this->unk_330);
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 0, 15.0f, 10.0f, 7);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 0, 15.0f, 10.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 
         if (this->actor.params != 2) {
             this->unk_2D4 = this->actor.floorHeight + (this->unk_330 * 1000.0f);
diff --git a/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c b/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c
index 31d884c4de..36ac5c2f84 100644
--- a/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c
+++ b/src/overlays/actors/ovl_En_Fishing/z_en_fishing.c
@@ -2230,7 +2230,8 @@ void EnFishing_UpdateLure(EnFishing* this, PlayState* play) {
                     Vec3f sp80 = this->actor.world.pos;
 
                     this->actor.prevPos = this->actor.world.pos = sLurePos;
-                    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 30.0f, 0x43);
+                    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 30.0f,
+                                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_40);
                     this->actor.world.pos = sp80;
 
                     if (this->actor.bgCheckFlags & BGCHECKFLAG_CEILING) {
@@ -2494,7 +2495,8 @@ void EnFishing_UpdateLure(EnFishing* this, PlayState* play) {
 
                     sp58 = this->actor.world.pos;
                     this->actor.prevPos = this->actor.world.pos = sLurePos;
-                    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 30.0f, 0x44);
+                    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 30.0f,
+                                            UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
                     this->actor.world.pos = sp58;
 
                     D_80917278.y += -0.5f;
@@ -4096,7 +4098,8 @@ void EnFishing_UpdateFish(Actor* thisx, PlayState* play2) {
             this->actor.prevPos.y -= spD8;
             this->actor.velocity.y = -1.0f;
             if (KREG(90) == 0) { // Check added in MM
-                Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 30.0f, 100.0f, 0x45);
+                Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 30.0f, 100.0f,
+                                        UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
             }
             this->actor.world.pos.y += spD8;
             this->actor.prevPos.y += spD8;
diff --git a/src/overlays/actors/ovl_En_Floormas/z_en_floormas.c b/src/overlays/actors/ovl_En_Floormas/z_en_floormas.c
index c99a1680ca..680f4f8307 100644
--- a/src/overlays/actors/ovl_En_Floormas/z_en_floormas.c
+++ b/src/overlays/actors/ovl_En_Floormas/z_en_floormas.c
@@ -1104,7 +1104,9 @@ void EnFloormas_Update(Actor* thisx, PlayState* play) {
                 Actor_MoveWithGravity(&this->actor);
             }
 
-            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, this->actor.scale.x * 3000.0f, 0.0f, 0x1D);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, this->actor.scale.x * 3000.0f, 0.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                        UPDBGCHECKINFO_FLAG_10);
             Collider_UpdateCylinder(&this->actor, &this->collider);
             if (this->actionFunc == func_808D1650) {
                 this->actor.flags |= ACTOR_FLAG_1000000;
diff --git a/src/overlays/actors/ovl_En_Fu/z_en_fu.c b/src/overlays/actors/ovl_En_Fu/z_en_fu.c
index df3beb13b8..1f122ae926 100644
--- a/src/overlays/actors/ovl_En_Fu/z_en_fu.c
+++ b/src/overlays/actors/ovl_En_Fu/z_en_fu.c
@@ -1337,7 +1337,7 @@ void EnFu_Update(Actor* thisx, PlayState* play) {
     func_809642E0(this, play);
     Actor_MoveWithGravity(&this->actor);
     func_8096209C(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     SkelAnime_Update(&this->skelAnime);
     func_80961D7C(play);
     func_809640D8(this, play);
diff --git a/src/overlays/actors/ovl_En_Fu_Mato/z_en_fu_mato.c b/src/overlays/actors/ovl_En_Fu_Mato/z_en_fu_mato.c
index 88a2c63b27..9e3c194733 100644
--- a/src/overlays/actors/ovl_En_Fu_Mato/z_en_fu_mato.c
+++ b/src/overlays/actors/ovl_En_Fu_Mato/z_en_fu_mato.c
@@ -185,7 +185,8 @@ void func_80ACE718(EnFuMato* this, PlayState* play) {
     this->dyna.actor.velocity.y += this->dyna.actor.gravity;
 
     Actor_UpdatePos(&this->dyna.actor);
-    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 60.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     if ((this->dyna.actor.bgCheckFlags & BGCHECKFLAG_GROUND) || (this->dyna.actor.world.pos.y < -500.0f)) {
         Vec3f sp3C = { 0.0f, 0.0f, 0.0f };
@@ -329,7 +330,8 @@ void func_80ACECFC(EnFuMato* this, PlayState* play) {
     }
 
     if (this->unk_302 == 1) {
-        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 60.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 60.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
         if (this->dyna.actor.bgCheckFlags & BGCHECKFLAG_GROUND) {
             func_80ACEB2C(this);
         }
diff --git a/src/overlays/actors/ovl_En_Fz/z_en_fz.c b/src/overlays/actors/ovl_En_Fz/z_en_fz.c
index f9ee51391f..fe4e6636b3 100644
--- a/src/overlays/actors/ovl_En_Fz/z_en_fz.c
+++ b/src/overlays/actors/ovl_En_Fz/z_en_fz.c
@@ -824,7 +824,7 @@ void EnFz_Update(Actor* thisx, PlayState* play) {
     Math_StepToF(&this->actor.speed, this->unk_BBC, 0.2f);
     Actor_MoveWithGravity(&this->actor);
     if (this->unk_BCC != 0) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 
     D_809347AC[this->unk_BD6](this);
diff --git a/src/overlays/actors/ovl_En_Gamelupy/z_en_gamelupy.c b/src/overlays/actors/ovl_En_Gamelupy/z_en_gamelupy.c
index 8882ab94e3..9f45748df7 100644
--- a/src/overlays/actors/ovl_En_Gamelupy/z_en_gamelupy.c
+++ b/src/overlays/actors/ovl_En_Gamelupy/z_en_gamelupy.c
@@ -171,7 +171,7 @@ void EnGamelupy_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, 0xC);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8);
     func_80AF6B40(this, play);
 }
 
diff --git a/src/overlays/actors/ovl_En_Ge1/z_en_ge1.c b/src/overlays/actors/ovl_En_Ge1/z_en_ge1.c
index d94267b382..dd53d9ea82 100644
--- a/src/overlays/actors/ovl_En_Ge1/z_en_ge1.c
+++ b/src/overlays/actors/ovl_En_Ge1/z_en_ge1.c
@@ -375,7 +375,8 @@ void EnGe1_Update(Actor* thisx, PlayState* play) {
     if (!(this->stateFlags & GERUDO_WHITE_STATE_DISABLE_MOVEMENT)) {
         Actor_MoveWithGravity(&this->picto.actor);
     }
-    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 40.0f, 25.0f, 40.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 40.0f, 25.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     this->actionFunc(this, play);
     this->torsoRot.x = this->torsoRot.y = this->torsoRot.z = 0;
 
diff --git a/src/overlays/actors/ovl_En_Ge2/z_en_ge2.c b/src/overlays/actors/ovl_En_Ge2/z_en_ge2.c
index 54836f0716..3753ccf5cf 100644
--- a/src/overlays/actors/ovl_En_Ge2/z_en_ge2.c
+++ b/src/overlays/actors/ovl_En_Ge2/z_en_ge2.c
@@ -699,7 +699,8 @@ void EnGe2_Update(Actor* thisx, PlayState* play) {
     if (!(this->stateFlags & GERUDO_PURPLE_STATE_DISABLE_MOVEMENT)) {
         Actor_MoveWithGravity(&this->picto.actor);
     }
-    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 40.0f, 25.0f, 40.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 40.0f, 25.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     Collider_UpdateCylinder(&this->picto.actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
 
diff --git a/src/overlays/actors/ovl_En_Geg/z_en_geg.c b/src/overlays/actors/ovl_En_Geg/z_en_geg.c
index 04353d9544..44cf5215e0 100644
--- a/src/overlays/actors/ovl_En_Geg/z_en_geg.c
+++ b/src/overlays/actors/ovl_En_Geg/z_en_geg.c
@@ -217,7 +217,7 @@ void func_80BB178C(EnGeg* this, PlayState* play) {
 
     if (collider != NULL) {
         CollisionCheck_SetOC(play, &play->colChkCtx, collider);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Gg/z_en_gg.c b/src/overlays/actors/ovl_En_Gg/z_en_gg.c
index a2ece1010f..b27d603022 100644
--- a/src/overlays/actors/ovl_En_Gg/z_en_gg.c
+++ b/src/overlays/actors/ovl_En_Gg/z_en_gg.c
@@ -144,7 +144,8 @@ void func_80B35108(EnGg* this, PlayState* play) {
     this->collider.dim.pos.z = this->actor.world.pos.z;
 
     CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 30.0f, 30.0f, 7);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 30.0f, 30.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 }
 
 void func_80B351A4(EnGg* this) {
diff --git a/src/overlays/actors/ovl_En_Giant/z_en_giant.c b/src/overlays/actors/ovl_En_Giant/z_en_giant.c
index 078c136b95..d62f9e6df4 100644
--- a/src/overlays/actors/ovl_En_Giant/z_en_giant.c
+++ b/src/overlays/actors/ovl_En_Giant/z_en_giant.c
@@ -449,7 +449,7 @@ void EnGiant_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (this->blinkTimer == 0) {
         blinkTimerTemp = 0;
diff --git a/src/overlays/actors/ovl_En_Gk/z_en_gk.c b/src/overlays/actors/ovl_En_Gk/z_en_gk.c
index 3c4ea82f0d..c1375d650b 100644
--- a/src/overlays/actors/ovl_En_Gk/z_en_gk.c
+++ b/src/overlays/actors/ovl_En_Gk/z_en_gk.c
@@ -240,7 +240,8 @@ void func_80B507A0(EnGk* this, PlayState* play) {
 
     CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 30.0f, 30.0f, 7);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 30.0f, 30.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 }
 
 s32 func_80B50854(EnGk* this, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Gm/z_en_gm.c b/src/overlays/actors/ovl_En_Gm/z_en_gm.c
index 4c0dd92d9d..86dcead70c 100644
--- a/src/overlays/actors/ovl_En_Gm/z_en_gm.c
+++ b/src/overlays/actors/ovl_En_Gm/z_en_gm.c
@@ -1714,7 +1714,7 @@ void EnGm_Update(Actor* thisx, PlayState* play) {
             func_8013C964(&this->actor, play, this->unk_3B4, 30.0f, PLAYER_IA_NONE, this->unk_3A4 & 7);
             if ((this->unk_258 != 3) && (this->unk_258 != 5) && (this->unk_258 != 8)) {
                 Actor_MoveWithGravity(&this->actor);
-                Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+                Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
             }
             func_8094E1DC(this, play);
         }
diff --git a/src/overlays/actors/ovl_En_Go/z_en_go.c b/src/overlays/actors/ovl_En_Go/z_en_go.c
index 3f6fee7657..02ee6d3423 100644
--- a/src/overlays/actors/ovl_En_Go/z_en_go.c
+++ b/src/overlays/actors/ovl_En_Go/z_en_go.c
@@ -1937,7 +1937,7 @@ void EnGo_Update(Actor* thisx, PlayState* play) {
 
     if ((ENGO_GET_F(&this->actor) != ENGO_F_8) && (ENGO_GET_F(&this->actor) != ENGO_F_2) &&
         (ENGO_GET_F(&this->actor) != ENGO_F_1)) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     }
 
     func_80A122EC(this);
diff --git a/src/overlays/actors/ovl_En_Goroiwa/z_en_goroiwa.c b/src/overlays/actors/ovl_En_Goroiwa/z_en_goroiwa.c
index 312e1a9d93..b429c7e4b8 100644
--- a/src/overlays/actors/ovl_En_Goroiwa/z_en_goroiwa.c
+++ b/src/overlays/actors/ovl_En_Goroiwa/z_en_goroiwa.c
@@ -1485,7 +1485,8 @@ void EnGoroiwa_Update(Actor* thisx, PlayState* play) {
 
             switch (ENGOROIWA_GET_400(&this->actor)) {
                 case ENGOROIWA_400_1:
-                    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 0x1C);
+                    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f,
+                                            UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
                     break;
 
                 case ENGOROIWA_400_0:
diff --git a/src/overlays/actors/ovl_En_Grasshopper/z_en_grasshopper.c b/src/overlays/actors/ovl_En_Grasshopper/z_en_grasshopper.c
index a67c6475d6..2bd6fec691 100644
--- a/src/overlays/actors/ovl_En_Grasshopper/z_en_grasshopper.c
+++ b/src/overlays/actors/ovl_En_Grasshopper/z_en_grasshopper.c
@@ -920,7 +920,9 @@ void EnGrasshopper_Update(Actor* thisx, PlayState* play) {
     Math_ApproachZeroF(&this->damagedVelocity.y, 1.0f, 2.0f);
     Math_ApproachZeroF(&this->damagedVelocity.z, 1.0f, 2.0f);
     if ((this->action != EN_GRASSHOPPER_ACTION_FALL) && (this->type != EN_GRASSHOPPER_TYPE_WOODFALL)) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 60.0f, 60.0f, 0x1D);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 60.0f, 60.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                    UPDBGCHECKINFO_FLAG_10);
     }
 
     this->actor.shape.rot.z = this->actor.world.rot.z;
diff --git a/src/overlays/actors/ovl_En_Gs/z_en_gs.c b/src/overlays/actors/ovl_En_Gs/z_en_gs.c
index aea9d4ac38..e427dedc3e 100644
--- a/src/overlays/actors/ovl_En_Gs/z_en_gs.c
+++ b/src/overlays/actors/ovl_En_Gs/z_en_gs.c
@@ -842,7 +842,7 @@ s32 func_809995A4(EnGs* this, PlayState* play) {
     }
 
     if (this->unk_19D == 4) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f, 3);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2);
         if (this->actor.bgCheckFlags & (BGCHECKFLAG_WALL | BGCHECKFLAG_CEILING)) {
             Vec3f sp54;
 
diff --git a/src/overlays/actors/ovl_En_Guard_Nuts/z_en_guard_nuts.c b/src/overlays/actors/ovl_En_Guard_Nuts/z_en_guard_nuts.c
index 56ad07592e..f5925f5241 100644
--- a/src/overlays/actors/ovl_En_Guard_Nuts/z_en_guard_nuts.c
+++ b/src/overlays/actors/ovl_En_Guard_Nuts/z_en_guard_nuts.c
@@ -345,7 +345,9 @@ void EnGuardNuts_Update(Actor* thisx, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     if ((this->state != GUARD_NUTS_BURROWED_STATE) && (this->state != GUARD_NUTS_UNK_STATE)) {
         Collider_UpdateCylinder(&this->actor, &this->collider);
         CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Guruguru/z_en_guruguru.c b/src/overlays/actors/ovl_En_Guruguru/z_en_guruguru.c
index d2aacf7483..a6f5f98b3b 100644
--- a/src/overlays/actors/ovl_En_Guruguru/z_en_guruguru.c
+++ b/src/overlays/actors/ovl_En_Guruguru/z_en_guruguru.c
@@ -363,7 +363,9 @@ void EnGuruguru_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Math_SmoothStepToS(&this->headXRot, this->headXRotTarget, 1, 3000, 0);
     Math_SmoothStepToS(&this->headZRot, this->headZRotTarget, 1, 1000, 0);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
 }
diff --git a/src/overlays/actors/ovl_En_Hakurock/z_en_hakurock.c b/src/overlays/actors/ovl_En_Hakurock/z_en_hakurock.c
index dc5610896f..44e42d01aa 100644
--- a/src/overlays/actors/ovl_En_Hakurock/z_en_hakurock.c
+++ b/src/overlays/actors/ovl_En_Hakurock/z_en_hakurock.c
@@ -323,7 +323,8 @@ void EnHakurock_Update(Actor* thisx, PlayState* play) {
     rockParams = this->actor.params;
     if ((rockParams == EN_HAKUROCK_TYPE_BOULDER) || (rockParams == EN_HAKUROCK_TYPE_UNK_2)) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, this->collider.dim.radius, 0.0f, 0x85);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, this->collider.dim.radius, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_80);
         if (this->actor.floorHeight == BGCHECK_Y_MIN) {
             func_80B21FFC(this);
         } else {
diff --git a/src/overlays/actors/ovl_En_Heishi/z_en_heishi.c b/src/overlays/actors/ovl_En_Heishi/z_en_heishi.c
index f4e40b6c89..5fa9f5ea28 100644
--- a/src/overlays/actors/ovl_En_Heishi/z_en_heishi.c
+++ b/src/overlays/actors/ovl_En_Heishi/z_en_heishi.c
@@ -156,7 +156,9 @@ void EnHeishi_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 29);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Actor_SetScale(&this->actor, 0.01f);
     if (this->shouldSetHeadRotation) {
         EnHeishi_SetHeadRotation(this);
diff --git a/src/overlays/actors/ovl_En_Hg/z_en_hg.c b/src/overlays/actors/ovl_En_Hg/z_en_hg.c
index eb41fc0457..4b610de8fa 100644
--- a/src/overlays/actors/ovl_En_Hg/z_en_hg.c
+++ b/src/overlays/actors/ovl_En_Hg/z_en_hg.c
@@ -428,7 +428,7 @@ void EnHg_Update(Actor* thisx, PlayState* play) {
     SkelAnime_Update(&this->skelAnime);
     EnHg_UpdateCollision(this, play);
     EnHg_WaitForPlayerAction(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 25.0f, 0.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 25.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     EnHg_PlayRedeadSfx(this, play);
 }
 
diff --git a/src/overlays/actors/ovl_En_Hidden_Nuts/z_en_hidden_nuts.c b/src/overlays/actors/ovl_En_Hidden_Nuts/z_en_hidden_nuts.c
index fa14a3cdb7..c3052e80f9 100644
--- a/src/overlays/actors/ovl_En_Hidden_Nuts/z_en_hidden_nuts.c
+++ b/src/overlays/actors/ovl_En_Hidden_Nuts/z_en_hidden_nuts.c
@@ -423,7 +423,9 @@ void EnHiddenNuts_Update(Actor* thisx, PlayState* play) {
 
     if (this->unk_21A >= 4) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 40.0f, 0x1D);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 40.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                    UPDBGCHECKINFO_FLAG_10);
     }
 
     Collider_UpdateCylinder(&this->actor, &this->collider);
diff --git a/src/overlays/actors/ovl_En_Hint_Skb/z_en_hint_skb.c b/src/overlays/actors/ovl_En_Hint_Skb/z_en_hint_skb.c
index 6e1f3b90c8..09a110dbf6 100644
--- a/src/overlays/actors/ovl_En_Hint_Skb/z_en_hint_skb.c
+++ b/src/overlays/actors/ovl_En_Hint_Skb/z_en_hint_skb.c
@@ -838,7 +838,9 @@ void EnHintSkb_Update(Actor* thisx, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 60.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     func_80C21250(this, play);
     func_80C20D64(this, play);
     func_80C21320(this, play);
diff --git a/src/overlays/actors/ovl_En_Horse/z_en_horse.c b/src/overlays/actors/ovl_En_Horse/z_en_horse.c
index 6d3e01952b..59fea362a3 100644
--- a/src/overlays/actors/ovl_En_Horse/z_en_horse.c
+++ b/src/overlays/actors/ovl_En_Horse/z_en_horse.c
@@ -3739,9 +3739,12 @@ void EnHorse_UpdateBgCheckInfo(EnHorse* this, PlayState* play) {
 
     if ((this->actor.params != ENHORSE_4) && (this->actor.params != ENHORSE_5) && (this->actor.params != ENHORSE_19) &&
         (this->actor.params != ENHORSE_20) && (this->actor.params != ENHORSE_18)) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 35.0f, 100.0f, 0x1D);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 35.0f, 100.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                    UPDBGCHECKINFO_FLAG_10);
     } else {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 35.0f, 100.0f, 0x1C);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 35.0f, 100.0f,
+                                UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     }
 
     if ((this->actor.bgCheckFlags & BGCHECKFLAG_WALL) &&
diff --git a/src/overlays/actors/ovl_En_Horse_Link_Child/z_en_horse_link_child.c b/src/overlays/actors/ovl_En_Horse_Link_Child/z_en_horse_link_child.c
index 0335085bd3..8c77bb2a06 100644
--- a/src/overlays/actors/ovl_En_Horse_Link_Child/z_en_horse_link_child.c
+++ b/src/overlays/actors/ovl_En_Horse_Link_Child/z_en_horse_link_child.c
@@ -529,7 +529,9 @@ void EnHorseLinkChild_Update(Actor* thisx, PlayState* play) {
 
     D_808DFF30[this->unk_144](this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 55.0f, 100.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 55.0f, 100.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     this->actor.focus.pos = this->actor.world.pos;
     this->actor.focus.pos.y += 70.0f;
diff --git a/src/overlays/actors/ovl_En_Hs/z_en_hs.c b/src/overlays/actors/ovl_En_Hs/z_en_hs.c
index 6f3a192c25..8ecc26857b 100644
--- a/src/overlays/actors/ovl_En_Hs/z_en_hs.c
+++ b/src/overlays/actors/ovl_En_Hs/z_en_hs.c
@@ -282,7 +282,7 @@ void EnHs_Update(Actor* thisx, PlayState* play) {
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (SkelAnime_Update(&this->skelAnime)) {
         this->skelAnime.curFrame = 0.0f;
diff --git a/src/overlays/actors/ovl_En_Ig/z_en_ig.c b/src/overlays/actors/ovl_En_Ig/z_en_ig.c
index 43f39a4b9a..fde467ddcc 100644
--- a/src/overlays/actors/ovl_En_Ig/z_en_ig.c
+++ b/src/overlays/actors/ovl_En_Ig/z_en_ig.c
@@ -952,7 +952,7 @@ void EnIg_Update(Actor* thisx, PlayState* play) {
         func_80BF15EC(this);
         func_8013C964(&this->actor, play, 60.0f, 30.0f, PLAYER_IA_NONE, this->unk_3D0 & 7);
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         func_80BF1354(this, play);
     }
 }
diff --git a/src/overlays/actors/ovl_En_Ik/z_en_ik.c b/src/overlays/actors/ovl_En_Ik/z_en_ik.c
index fb9267e8e6..5c1244faa0 100644
--- a/src/overlays/actors/ovl_En_Ik/z_en_ik.c
+++ b/src/overlays/actors/ovl_En_Ik/z_en_ik.c
@@ -870,7 +870,9 @@ void EnIk_Update(Actor* thisx, PlayState* play2) {
     }
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 75.0f, 30.0f, 30.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 75.0f, 30.0f, 30.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     this->actor.focus.rot.y = this->actor.shape.rot.y;
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->colliderCylinder.base);
     if (this->invincibilityFrames == 0) {
diff --git a/src/overlays/actors/ovl_En_In/z_en_in.c b/src/overlays/actors/ovl_En_In/z_en_in.c
index bf75529470..e3d183fe47 100644
--- a/src/overlays/actors/ovl_En_In/z_en_in.c
+++ b/src/overlays/actors/ovl_En_In/z_en_in.c
@@ -1468,7 +1468,7 @@ void EnIn_Update(Actor* thisx, PlayState* play) {
         this->unk4AC &= ~0x40;
     }
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 0x4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     func_808F3414(this, play);
     func_808F32A0(this, play);
 }
diff --git a/src/overlays/actors/ovl_En_Insect/z_en_insect.c b/src/overlays/actors/ovl_En_Insect/z_en_insect.c
index 65696795b6..866f1d1b85 100644
--- a/src/overlays/actors/ovl_En_Insect/z_en_insect.c
+++ b/src/overlays/actors/ovl_En_Insect/z_en_insect.c
@@ -442,7 +442,7 @@ void func_8091B984(EnInsect* this, PlayState* play) {
 
 void EnInsect_Update(Actor* thisx, PlayState* play) {
     EnInsect* this = THIS;
-    s32 phi_v0;
+    s32 updBgCheckInfoFlags;
 
     if ((this->actor.child != NULL) && (this->actor.child->update == NULL) && (&this->actor != this->actor.child)) {
         this->actor.child = NULL;
@@ -470,14 +470,14 @@ void EnInsect_Update(Actor* thisx, PlayState* play) {
             }
         }
 
-        phi_v0 = 0;
+        updBgCheckInfoFlags = 0;
         if (this->unk_30C & 1) {
-            phi_v0 = 4;
+            updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_4;
         }
 
-        if (phi_v0 != 0) {
-            phi_v0 |= 0x40;
-            Actor_UpdateBgCheckInfo(play, &this->actor, 8.0f, 5.0f, 0.0f, phi_v0);
+        if (updBgCheckInfoFlags != 0) {
+            updBgCheckInfoFlags |= UPDBGCHECKINFO_FLAG_40;
+            Actor_UpdateBgCheckInfo(play, &this->actor, 8.0f, 5.0f, 0.0f, updBgCheckInfoFlags);
         }
 
         if (Actor_HasParent(&this->actor, play)) {
diff --git a/src/overlays/actors/ovl_En_Invisible_Ruppe/z_en_invisible_ruppe.c b/src/overlays/actors/ovl_En_Invisible_Ruppe/z_en_invisible_ruppe.c
index 489431bdf8..d2aceba294 100644
--- a/src/overlays/actors/ovl_En_Invisible_Ruppe/z_en_invisible_ruppe.c
+++ b/src/overlays/actors/ovl_En_Invisible_Ruppe/z_en_invisible_ruppe.c
@@ -55,7 +55,7 @@ static ColliderCylinderInit sCylinderInit = {
 void func_80C258A0(EnInvisibleRuppe* this, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void func_80C2590C(EnInvisibleRuppe* this, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Ishi/z_en_ishi.c b/src/overlays/actors/ovl_En_Ishi/z_en_ishi.c
index 040081b5c2..e90ddcafd6 100644
--- a/src/overlays/actors/ovl_En_Ishi/z_en_ishi.c
+++ b/src/overlays/actors/ovl_En_Ishi/z_en_ishi.c
@@ -541,7 +541,9 @@ void func_8095E95C(EnIshi* this, PlayState* play) {
         func_8095E14C(this);
         func_8095E180(&this->actor.velocity, D_8095F6C8[ENISHI_GET_1(&this->actor)]);
         Actor_UpdatePos(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f, 0xC5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40 |
+                                    UPDBGCHECKINFO_FLAG_80);
     } else {
         sp30.x = this->actor.world.pos.x;
         sp30.y = this->actor.world.pos.y + 20.0f;
@@ -648,7 +650,9 @@ void func_8095EBDC(EnIshi* this, PlayState* play) {
     Actor_UpdatePos(&this->actor);
     this->actor.shape.rot.x += D_8095F690;
     this->actor.shape.rot.y += D_8095F694;
-    Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f, 0xC5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40 |
+                                UPDBGCHECKINFO_FLAG_80);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     CollisionCheck_SetAT(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Ja/z_en_ja.c b/src/overlays/actors/ovl_En_Ja/z_en_ja.c
index 39a28c4bd7..1c65efed85 100644
--- a/src/overlays/actors/ovl_En_Ja/z_en_ja.c
+++ b/src/overlays/actors/ovl_En_Ja/z_en_ja.c
@@ -389,7 +389,7 @@ void EnJa_Update(Actor* thisx, PlayState* play) {
 
         if (this->unk_1D8.unk_00 != 2) {
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         }
         func_80BC1984(this, play);
     }
diff --git a/src/overlays/actors/ovl_En_Jg/z_en_jg.c b/src/overlays/actors/ovl_En_Jg/z_en_jg.c
index f2f2569c4d..c8202a9e21 100644
--- a/src/overlays/actors/ovl_En_Jg/z_en_jg.c
+++ b/src/overlays/actors/ovl_En_Jg/z_en_jg.c
@@ -194,7 +194,8 @@ void EnJg_UpdateCollision(EnJg* this, PlayState* play) {
 
     CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 30.0f, 30.0f, 7);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 30.0f, 30.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 }
 
 s16 EnJg_GetWalkingYRotation(Path* path, s32 pointIndex, Vec3f* pos, f32* distSQ) {
diff --git a/src/overlays/actors/ovl_En_Js/z_en_js.c b/src/overlays/actors/ovl_En_Js/z_en_js.c
index 371757e44f..f6056664f9 100644
--- a/src/overlays/actors/ovl_En_Js/z_en_js.c
+++ b/src/overlays/actors/ovl_En_Js/z_en_js.c
@@ -1015,7 +1015,7 @@ void EnJs_Update(Actor* thisx, PlayState* play) {
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 25.0f, 40.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 25.0f, 40.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_Kaizoku/z_en_kaizoku.c b/src/overlays/actors/ovl_En_Kaizoku/z_en_kaizoku.c
index fca1afc51b..0cfe7ae756 100644
--- a/src/overlays/actors/ovl_En_Kaizoku/z_en_kaizoku.c
+++ b/src/overlays/actors/ovl_En_Kaizoku/z_en_kaizoku.c
@@ -2028,7 +2028,9 @@ void EnKaizoku_Update(Actor* thisx, PlayState* play2) {
         Math_ApproachZeroF(&this->unk_2F0, 1.0f, 5.0f);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 35.0f, 40.0f, 35.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 35.0f, 40.0f, 35.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->picto.actor, &this->bodyCollider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->bodyCollider.base);
     if ((this->unk_2D0 < 2) && (this->action != KAIZOKU_ACTION_0)) {
diff --git a/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c b/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c
index d35e767c0f..7af84b5e43 100644
--- a/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c
+++ b/src/overlays/actors/ovl_En_Kakasi/z_en_kakasi.c
@@ -1136,7 +1136,8 @@ void EnKakasi_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->picto.actor);
-    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 50.0f, 50.0f, 100.0f, 0x1C);
+    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 50.0f, 50.0f, 100.0f,
+                            UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     if (this->picto.actor.draw != NULL) {
         Collider_UpdateCylinder(&this->picto.actor, &this->collider);
         CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Kame/z_en_kame.c b/src/overlays/actors/ovl_En_Kame/z_en_kame.c
index b508adecff..0a9689b179 100644
--- a/src/overlays/actors/ovl_En_Kame/z_en_kame.c
+++ b/src/overlays/actors/ovl_En_Kame/z_en_kame.c
@@ -716,7 +716,9 @@ void EnKame_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 60.0f, 40.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 60.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
 
     if (this->actor.shape.shadowDraw != NULL) {
         Actor_SetFocus(&this->actor, 25.0f);
diff --git a/src/overlays/actors/ovl_En_Kanban/z_en_kanban.c b/src/overlays/actors/ovl_En_Kanban/z_en_kanban.c
index ba1cf165c0..0390e14597 100644
--- a/src/overlays/actors/ovl_En_Kanban/z_en_kanban.c
+++ b/src/overlays/actors/ovl_En_Kanban/z_en_kanban.c
@@ -163,7 +163,7 @@ void EnKanban_Init(Actor* thisx, PlayState* play) {
 
         this->bounceX = 1;
         this->partFlags = 0xFFFF;
-        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 50.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 50.0f, UPDBGCHECKINFO_FLAG_4);
         func_80954960(this);
     }
 }
@@ -433,7 +433,8 @@ void EnKanban_Update(Actor* thisx, PlayState* play) {
                 Actor_MoveWithGravity(&this->actor);
             }
 
-            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 10.0f, 50.0f, 5);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 10.0f, 50.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
             tempX = this->actor.world.pos.x;
             tempY = this->actor.world.pos.y;
@@ -442,7 +443,7 @@ void EnKanban_Update(Actor* thisx, PlayState* play) {
             tempWaterDepth = this->actor.depthInWater;
             this->actor.world.pos.z += ((this->actor.world.pos.y - this->actor.floorHeight) * -50.0f) / 100.0f;
 
-            Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 50.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 50.0f, UPDBGCHECKINFO_FLAG_4);
             func_80954960(this);
 
             this->actor.world.pos.x = tempX;
@@ -709,7 +710,8 @@ void EnKanban_Update(Actor* thisx, PlayState* play) {
                 Actor_MoveWithGravity(&this->actor);
 
                 if (this->actor.speed != 0.0f) {
-                    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 50.0f, 5);
+                    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 50.0f,
+                                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
                     if (this->actor.bgCheckFlags & BGCHECKFLAG_WALL) {
                         this->actor.speed *= -0.5f;
                         if (this->spinVel.y > 0) {
diff --git a/src/overlays/actors/ovl_En_Karebaba/z_en_karebaba.c b/src/overlays/actors/ovl_En_Karebaba/z_en_karebaba.c
index 80e5ca0fce..0c0078fd33 100644
--- a/src/overlays/actors/ovl_En_Karebaba/z_en_karebaba.c
+++ b/src/overlays/actors/ovl_En_Karebaba/z_en_karebaba.c
@@ -602,9 +602,10 @@ void EnKarebaba_Update(Actor* thisx, PlayState* play2) {
     if (this->actionFunc != EnKarebaba_Dead) {
         if (this->actionFunc == EnKarebaba_Dying) {
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 15.0f, 10.0f, 5);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 15.0f, 10.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
         } else {
-            Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
             if (this->boundFloor == 0) {
                 this->boundFloor = this->actor.floorPoly;
             }
diff --git a/src/overlays/actors/ovl_En_Kendo_Js/z_en_kendo_js.c b/src/overlays/actors/ovl_En_Kendo_Js/z_en_kendo_js.c
index efce38ad86..ee7e0fe847 100644
--- a/src/overlays/actors/ovl_En_Kendo_Js/z_en_kendo_js.c
+++ b/src/overlays/actors/ovl_En_Kendo_Js/z_en_kendo_js.c
@@ -125,7 +125,7 @@ void EnKendoJs_Init(Actor* thisx, PlayState* play) {
         Actor_Kill(&this->actor);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (ENKENDOJS_GET_FF(&this->actor) != ENKENDOJS_FF_1) {
         Path* path = &play->setupPathList[ENKENDOJS_GET_FF00(&this->actor)];
diff --git a/src/overlays/actors/ovl_En_Kusa/z_en_kusa.c b/src/overlays/actors/ovl_En_Kusa/z_en_kusa.c
index 1f411bd39f..4432fcf6db 100644
--- a/src/overlays/actors/ovl_En_Kusa/z_en_kusa.c
+++ b/src/overlays/actors/ovl_En_Kusa/z_en_kusa.c
@@ -519,7 +519,9 @@ void EnKusa_LiftedUp(EnKusa* this, PlayState* play) {
         EnKusa_UpdateVelY(this);
         EnKusa_RandScaleVecToZero(&this->actor.velocity, 0.005f);
         Actor_UpdatePos(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f, 0xC5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40 |
+                                    UPDBGCHECKINFO_FLAG_80);
         this->actor.gravity = -3.2f;
     } else {
         pos.x = this->actor.world.pos.x;
@@ -604,7 +606,9 @@ void EnKusa_Fall(EnKusa* this, PlayState* play) {
         this->actor.shape.rot.y += rotSpeedY;
         EnKusa_RandScaleVecToZero(&this->actor.velocity, 0.05f);
         Actor_UpdatePos(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f, 0xC5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40 |
+                                    UPDBGCHECKINFO_FLAG_80);
         Collider_UpdateCylinder(&this->actor, &this->collider);
         CollisionCheck_SetAT(play, &play->colChkCtx, &this->collider.base);
         CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Kusa2/z_en_kusa2.c b/src/overlays/actors/ovl_En_Kusa2/z_en_kusa2.c
index 49fa4a98ac..e178e7a4ec 100644
--- a/src/overlays/actors/ovl_En_Kusa2/z_en_kusa2.c
+++ b/src/overlays/actors/ovl_En_Kusa2/z_en_kusa2.c
@@ -271,7 +271,8 @@ s32 func_80A5BA58(EnKusa2* this, PlayState* play) {
 }
 
 void func_80A5BAFC(EnKusa2* this, PlayState* play) {
-    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 35.0f, 0.0f, 0x45);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 35.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
 }
 
 void func_80A5BB40(EnKusa2* this, PlayState* play, s32 arg2) {
diff --git a/src/overlays/actors/ovl_En_Lift_Nuts/z_en_lift_nuts.c b/src/overlays/actors/ovl_En_Lift_Nuts/z_en_lift_nuts.c
index 38fc476107..5b20284867 100644
--- a/src/overlays/actors/ovl_En_Lift_Nuts/z_en_lift_nuts.c
+++ b/src/overlays/actors/ovl_En_Lift_Nuts/z_en_lift_nuts.c
@@ -218,7 +218,7 @@ void EnLiftNuts_Init(Actor* thisx, PlayState* play) {
     Collider_InitCylinder(play, &this->collider);
     Collider_SetCylinder(play, &this->collider, &this->actor, &sCylinderInit);
     CollisionCheck_SetInfo2(&this->actor.colChkInfo, DamageTable_Get(0x16), &sColChkInfoInit);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     if (this->actor.floorBgId != BGCHECK_SCENE) {
         DynaPolyActor* bgActor = DynaPoly_GetActor(&play->colCtx, this->actor.floorBgId);
 
@@ -975,7 +975,7 @@ void EnLiftNuts_Update(Actor* thisx, PlayState* play) {
     SkelAnime_Update(&this->skelAnime);
     this->actionFunc(this, play);
     func_80AEBB30(this, play);
-    Actor_UpdateBgCheckInfo(play, thisx, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, thisx, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     func_80AE9BCC(this, play);
 
     if (func_80AE9B4C(0, 2)) {
diff --git a/src/overlays/actors/ovl_En_Ma4/z_en_ma4.c b/src/overlays/actors/ovl_En_Ma4/z_en_ma4.c
index 69bcf41b36..0a1ec063a8 100644
--- a/src/overlays/actors/ovl_En_Ma4/z_en_ma4.c
+++ b/src/overlays/actors/ovl_En_Ma4/z_en_ma4.c
@@ -190,7 +190,7 @@ void EnMa4_Init(Actor* thisx, PlayState* play) {
     Collider_SetCylinder(play, &this->collider, &this->actor, &sCylinderInit);
     CollisionCheck_SetInfo2(&this->actor.colChkInfo, DamageTable_Get(0x16), &D_80AC00DC);
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     Actor_SetScale(&this->actor, 0.01f);
 
     this->actor.targetMode = 0;
@@ -298,7 +298,7 @@ void EnMa4_RunInCircles(EnMa4* this, PlayState* play) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     Actor_MoveWithGravity(&this->actor);
     if (this->skelAnime.animation == &gRomaniRunAnim) {
         if (Animation_OnFrame(&this->skelAnime, 0.0f) || Animation_OnFrame(&this->skelAnime, 4.0f)) {
diff --git a/src/overlays/actors/ovl_En_Ma_Yto/z_en_ma_yto.c b/src/overlays/actors/ovl_En_Ma_Yto/z_en_ma_yto.c
index 9117e55a36..89f1582ba2 100644
--- a/src/overlays/actors/ovl_En_Ma_Yto/z_en_ma_yto.c
+++ b/src/overlays/actors/ovl_En_Ma_Yto/z_en_ma_yto.c
@@ -174,7 +174,7 @@ void EnMaYto_Init(Actor* thisx, PlayState* play) {
     Collider_InitCylinder(play, &this->collider);
     Collider_SetCylinder(play, &this->collider, &this->actor, &sCylinderInit);
     CollisionCheck_SetInfo2(&this->actor.colChkInfo, DamageTable_Get(0x16), &sColChkInfoInit2);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (EnMaYto_TryFindRomani(this, play) == 1) {
         EnMaYto_SetupKeepLookingForRomani(this);
diff --git a/src/overlays/actors/ovl_En_Ma_Yts/z_en_ma_yts.c b/src/overlays/actors/ovl_En_Ma_Yts/z_en_ma_yts.c
index b52378a5a2..1987fa72a0 100644
--- a/src/overlays/actors/ovl_En_Ma_Yts/z_en_ma_yts.c
+++ b/src/overlays/actors/ovl_En_Ma_Yts/z_en_ma_yts.c
@@ -235,7 +235,7 @@ void EnMaYts_Init(Actor* thisx, PlayState* play) {
         this->collider.dim.radius = 40;
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 0x4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     Actor_SetScale(&this->actor, 0.01f);
 
     this->interactInfo.talkState = NPC_TALK_STATE_IDLE;
diff --git a/src/overlays/actors/ovl_En_Minifrog/z_en_minifrog.c b/src/overlays/actors/ovl_En_Minifrog/z_en_minifrog.c
index e5855004f8..3808c9cfc8 100644
--- a/src/overlays/actors/ovl_En_Minifrog/z_en_minifrog.c
+++ b/src/overlays/actors/ovl_En_Minifrog/z_en_minifrog.c
@@ -573,7 +573,9 @@ void EnMinifrog_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 12.0f, 0.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 12.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     this->actor.focus.rot.y = this->actor.shape.rot.y;
diff --git a/src/overlays/actors/ovl_En_Mk/z_en_mk.c b/src/overlays/actors/ovl_En_Mk/z_en_mk.c
index ced5f991b6..054f39c81e 100644
--- a/src/overlays/actors/ovl_En_Mk/z_en_mk.c
+++ b/src/overlays/actors/ovl_En_Mk/z_en_mk.c
@@ -445,7 +445,7 @@ void EnMk_Update(Actor* thisx, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_Mkk/z_en_mkk.c b/src/overlays/actors/ovl_En_Mkk/z_en_mkk.c
index 7da0b46e30..4f1ddc660f 100644
--- a/src/overlays/actors/ovl_En_Mkk/z_en_mkk.c
+++ b/src/overlays/actors/ovl_En_Mkk/z_en_mkk.c
@@ -415,7 +415,9 @@ void EnMkk_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
     this->actor.world.rot.y = this->actor.shape.rot.y;
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     if (this->actor.params == 0) {
         func_80A4E84C(this);
     }
diff --git a/src/overlays/actors/ovl_En_Mm/z_en_mm.c b/src/overlays/actors/ovl_En_Mm/z_en_mm.c
index cc2e5803ef..ad25aa70c5 100644
--- a/src/overlays/actors/ovl_En_Mm/z_en_mm.c
+++ b/src/overlays/actors/ovl_En_Mm/z_en_mm.c
@@ -200,7 +200,9 @@ void EnMm_Update(Actor* thisx, PlayState* play) {
 
     Collider_ResetCylinderAC(play, &this->collider.base);
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 10.0f, 20.0f, 31);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 10.0f, 20.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     Actor_SetFocus(&this->actor, 20.0f);
 }
 
diff --git a/src/overlays/actors/ovl_En_Mm3/z_en_mm3.c b/src/overlays/actors/ovl_En_Mm3/z_en_mm3.c
index 1fc29eafc0..291fa83ceb 100644
--- a/src/overlays/actors/ovl_En_Mm3/z_en_mm3.c
+++ b/src/overlays/actors/ovl_En_Mm3/z_en_mm3.c
@@ -92,7 +92,7 @@ void EnMm3_Init(Actor* thisx, PlayState* play) {
     Collider_InitCylinder(play, &this->collider);
     Collider_SetCylinder(play, &this->collider, &this->actor, &sCylinderInit);
     CollisionCheck_SetInfo2(&this->actor.colChkInfo, NULL, &sColChkInfoInit);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     this->actor.parent = NULL;
     this->actor.targetMode = 0;
     this->unk_1DC = 1;
diff --git a/src/overlays/actors/ovl_En_Mushi2/z_en_mushi2.c b/src/overlays/actors/ovl_En_Mushi2/z_en_mushi2.c
index b5bc6610ee..88e69021f0 100644
--- a/src/overlays/actors/ovl_En_Mushi2/z_en_mushi2.c
+++ b/src/overlays/actors/ovl_En_Mushi2/z_en_mushi2.c
@@ -439,7 +439,8 @@ void func_80A69388(EnMushi2* this) {
 }
 
 void func_80A69424(EnMushi2* this, PlayState* play) {
-    Actor_UpdateBgCheckInfo(play, &this->actor, 8.0f, 9.0f, 0.0f, 0x45);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 8.0f, 9.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
 }
 
 s32 func_80A69468(EnMushi2* this, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Muto/z_en_muto.c b/src/overlays/actors/ovl_En_Muto/z_en_muto.c
index 49d37330b5..7c9d1e9b25 100644
--- a/src/overlays/actors/ovl_En_Muto/z_en_muto.c
+++ b/src/overlays/actors/ovl_En_Muto/z_en_muto.c
@@ -272,7 +272,9 @@ void EnMuto_Update(Actor* thisx, PlayState* play2) {
     Math_SmoothStepToS(&this->headRot.x, this->headRotTarget.x, 1, 0x3E8, 0);
     Math_SmoothStepToS(&this->waistRot.y, this->waistRotTarget.y, 1, 0xBB8, 0);
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     this->actor.uncullZoneForward = 500.0f;
 
diff --git a/src/overlays/actors/ovl_En_Neo_Reeba/z_en_neo_reeba.c b/src/overlays/actors/ovl_En_Neo_Reeba/z_en_neo_reeba.c
index 562217efdd..960767b11c 100644
--- a/src/overlays/actors/ovl_En_Neo_Reeba/z_en_neo_reeba.c
+++ b/src/overlays/actors/ovl_En_Neo_Reeba/z_en_neo_reeba.c
@@ -604,7 +604,7 @@ void EnNeoReeba_UpdatePosition(EnNeoReeba* this, PlayState* play) {
 
         Math_ApproachZeroF(&this->velToTarget.x, 1.0f, 2.0f);
         Math_ApproachZeroF(&this->velToTarget.z, 1.0f, 2.0f);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 40.0f, 40.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 40.0f, 40.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Nimotsu/z_en_nimotsu.c b/src/overlays/actors/ovl_En_Nimotsu/z_en_nimotsu.c
index 9c91d7092c..807bbd849d 100644
--- a/src/overlays/actors/ovl_En_Nimotsu/z_en_nimotsu.c
+++ b/src/overlays/actors/ovl_En_Nimotsu/z_en_nimotsu.c
@@ -53,7 +53,7 @@ static ColliderCylinderInit sCylinderInit = {
 void EnNimotsu_UpdateCollision(EnNimotsu* this, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void EnNimotsu_Init(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Niw/z_en_niw.c b/src/overlays/actors/ovl_En_Niw/z_en_niw.c
index 274ddbc493..bded43edae 100644
--- a/src/overlays/actors/ovl_En_Niw/z_en_niw.c
+++ b/src/overlays/actors/ovl_En_Niw/z_en_niw.c
@@ -812,7 +812,9 @@ void EnNiw_Update(Actor* thisx, PlayState* play) {
     Actor_SetFocus(&this->actor, this->unk308);
     Actor_MoveWithGravity(&this->actor);
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
 
     // if cucco is off the map
     if (this->actor.floorHeight <= BGCHECK_Y_MIN || this->actor.floorHeight >= BGCHECK_Y_MAX) {
diff --git a/src/overlays/actors/ovl_En_Nutsball/z_en_nutsball.c b/src/overlays/actors/ovl_En_Nutsball/z_en_nutsball.c
index 193334ff18..15e65b6ce7 100644
--- a/src/overlays/actors/ovl_En_Nutsball/z_en_nutsball.c
+++ b/src/overlays/actors/ovl_En_Nutsball/z_en_nutsball.c
@@ -136,7 +136,8 @@ void EnNutsball_Update(Actor* thisx, PlayState* play2) {
 
         Actor_MoveWithoutGravity(&this->actor);
         Math_Vec3f_Copy(&worldPos, &this->actor.world.pos);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 5.0f, 10.0f, 0x7);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 5.0f, 10.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 
         if (this->actor.bgCheckFlags & BGCHECKFLAG_WALL) {
             if (func_800C9A4C(&play->colCtx, this->actor.wallPoly, this->actor.wallBgId) & 0x30) {
diff --git a/src/overlays/actors/ovl_En_Nwc/z_en_nwc.c b/src/overlays/actors/ovl_En_Nwc/z_en_nwc.c
index 8c19472672..b11e8c4084 100644
--- a/src/overlays/actors/ovl_En_Nwc/z_en_nwc.c
+++ b/src/overlays/actors/ovl_En_Nwc/z_en_nwc.c
@@ -457,7 +457,7 @@ void EnNwc_Update(Actor* thisx, PlayState* play) {
     EnNwc* this = THIS;
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     this->actionFunc(this, play);
     if (this->hasGrownUp & 1) {
         this->actor.objBankIndex = this->niwObjectIndex;
diff --git a/src/overlays/actors/ovl_En_Onpuman/z_en_onpuman.c b/src/overlays/actors/ovl_En_Onpuman/z_en_onpuman.c
index 0518e9457a..929a3c90dc 100644
--- a/src/overlays/actors/ovl_En_Onpuman/z_en_onpuman.c
+++ b/src/overlays/actors/ovl_En_Onpuman/z_en_onpuman.c
@@ -172,6 +172,6 @@ void EnOnpuman_Update(Actor* thisx, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     this->actionFunc(this, play);
 }
diff --git a/src/overlays/actors/ovl_En_Ot/z_en_ot.c b/src/overlays/actors/ovl_En_Ot/z_en_ot.c
index ed5078864d..b98fb89713 100644
--- a/src/overlays/actors/ovl_En_Ot/z_en_ot.c
+++ b/src/overlays/actors/ovl_En_Ot/z_en_ot.c
@@ -948,7 +948,7 @@ void EnOt_Update(Actor* thisx, PlayState* play) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 10.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 10.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (this->actor.world.pos.y <= this->actor.floorHeight + 50.0f) {
         this->actor.world.pos.y = this->actor.floorHeight + 50.0f;
diff --git a/src/overlays/actors/ovl_En_Owl/z_en_owl.c b/src/overlays/actors/ovl_En_Owl/z_en_owl.c
index 52287f3177..fb4c54c3d4 100644
--- a/src/overlays/actors/ovl_En_Owl/z_en_owl.c
+++ b/src/overlays/actors/ovl_En_Owl/z_en_owl.c
@@ -894,7 +894,7 @@ void EnOwl_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     func_8095C568(this);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_4);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     if (this->actor.update != NULL) {
@@ -1077,7 +1077,7 @@ void func_8095CCF4(Actor* thisx, PlayState* play) {
     }
 
     this->actor.world.pos.y -= 1.0f;
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_4);
     if (this->actor.bgCheckFlags & BGCHECKFLAG_GROUND) {
         this->unk_3DA = (this->unk_3DA >> 3) * 7;
         if (this->unk_3DC > 0) {
diff --git a/src/overlays/actors/ovl_En_Pamera/z_en_pamera.c b/src/overlays/actors/ovl_En_Pamera/z_en_pamera.c
index 36605afcb3..966f21354b 100644
--- a/src/overlays/actors/ovl_En_Pamera/z_en_pamera.c
+++ b/src/overlays/actors/ovl_En_Pamera/z_en_pamera.c
@@ -338,7 +338,7 @@ void func_80BD8B70(EnPamera* this, PlayState* play) {
         func_80BD8CCC(this);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     this->actor.world.pos.y += this->actor.gravity;
 }
 
@@ -382,7 +382,7 @@ void func_80BD8DB0(EnPamera* this, PlayState* play) {
         func_80BD9338(this, play);
         func_80BD8A38(this);
     }
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     this->actor.world.pos.y += this->actor.gravity;
 }
 
diff --git a/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c b/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c
index 50cae48444..4172457f1b 100644
--- a/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c
+++ b/src/overlays/actors/ovl_En_Pametfrog/z_en_pametfrog.c
@@ -1343,7 +1343,9 @@ void EnPametfrog_Update(Actor* thisx, PlayState* play) {
         if (this->actor.gravity < -0.1f) {
             Actor_MoveWithGravity(&this->actor);
             arg3 = this->actionFunc == EnPametfrog_FallInAir ? 3.0f : 15.0f;
-            Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, arg3, 3.0f, 0x1F);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, arg3, 3.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                        UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
         } else if (this->freezeTimer == 0) {
             Actor_MoveWithoutGravity(&this->actor);
             this->actor.floorHeight = this->actor.world.pos.y;
diff --git a/src/overlays/actors/ovl_En_Paper/z_en_paper.c b/src/overlays/actors/ovl_En_Paper/z_en_paper.c
index a3f158cbdc..7659b524be 100644
--- a/src/overlays/actors/ovl_En_Paper/z_en_paper.c
+++ b/src/overlays/actors/ovl_En_Paper/z_en_paper.c
@@ -47,7 +47,7 @@ void EnPaper_Init(Actor* thisx, PlayState* play) {
     Actor_SetScale(&this->actor, 0.01f);
     this->timer = 70;
     this->windForce = sUnitVecZ;
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     EnPaper_SetupSpreadConfettiGroup(this);
 }
 
diff --git a/src/overlays/actors/ovl_En_Peehat/z_en_peehat.c b/src/overlays/actors/ovl_En_Peehat/z_en_peehat.c
index 6b4d3269bf..2f4678b8db 100644
--- a/src/overlays/actors/ovl_En_Peehat/z_en_peehat.c
+++ b/src/overlays/actors/ovl_En_Peehat/z_en_peehat.c
@@ -750,7 +750,7 @@ void EnPeehat_Update(Actor* thisx, PlayState* play2) {
         func_8089874C(this, play);
     }
     Actor_MoveWithGravity(thisx);
-    Actor_UpdateBgCheckInfo(play, thisx, 25.0f, 30.0f, 30.0f, 5);
+    Actor_UpdateBgCheckInfo(play, thisx, 25.0f, 30.0f, 30.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_Pm/z_en_pm.c b/src/overlays/actors/ovl_En_Pm/z_en_pm.c
index f1f34b6bea..81f6c8b09f 100644
--- a/src/overlays/actors/ovl_En_Pm/z_en_pm.c
+++ b/src/overlays/actors/ovl_En_Pm/z_en_pm.c
@@ -2042,7 +2042,7 @@ void func_80AFA5FC(EnPm* this, PlayState* play) {
 
 void func_80AFA724(EnPm* this, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     if (Animation_OnFrame(&this->skelAnime, 3.0f) || Animation_OnFrame(&this->skelAnime, 8.0f)) {
         Actor_PlaySfx(&this->actor, NA_SE_EV_POSTMAN_WALK);
     }
@@ -2089,7 +2089,7 @@ void EnPm_Update(Actor* thisx, PlayState* play) {
             func_80AF8AC8(this);
             func_8013C964(&this->actor, play, this->unk_368, 30.0f, this->unk_394, this->unk_356 & 7);
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
             func_80AF7F68(this, play);
         }
     }
diff --git a/src/overlays/actors/ovl_En_Po_Fusen/z_en_po_fusen.c b/src/overlays/actors/ovl_En_Po_Fusen/z_en_po_fusen.c
index ac717641b8..beffe3bb87 100644
--- a/src/overlays/actors/ovl_En_Po_Fusen/z_en_po_fusen.c
+++ b/src/overlays/actors/ovl_En_Po_Fusen/z_en_po_fusen.c
@@ -111,7 +111,7 @@ void EnPoFusen_Init(Actor* thisx, PlayState* play) {
     SkelAnime_InitFlex(play, &this->anime, &gPoeBalloonSkel, &gPoeBalloonEmptyAnim, this->jointTable, this->morphTable,
                        POE_BALLOON_LIMB_MAX);
     ActorShape_Init(&this->actor.shape, 0.0f, ActorShadow_DrawCircle, 25.0f);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 0x4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (!EnPoFusen_CheckParent(this, play)) {
         Actor_Kill(&this->actor);
diff --git a/src/overlays/actors/ovl_En_Po_Sisters/z_en_po_sisters.c b/src/overlays/actors/ovl_En_Po_Sisters/z_en_po_sisters.c
index 3545d2f8c0..35a972dfc9 100644
--- a/src/overlays/actors/ovl_En_Po_Sisters/z_en_po_sisters.c
+++ b/src/overlays/actors/ovl_En_Po_Sisters/z_en_po_sisters.c
@@ -978,7 +978,7 @@ void EnPoSisters_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
 
     if (this->poSisterFlags & POE_SISTERS_FLAG_UPDATE_BGCHECK_INFO) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 0.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     } else {
         checkPos.x = this->actor.world.pos.x;
         checkPos.y = this->actor.world.pos.y + 10.0f;
diff --git a/src/overlays/actors/ovl_En_Poh/z_en_poh.c b/src/overlays/actors/ovl_En_Poh/z_en_poh.c
index 997e91e8a4..1c29c90c65 100644
--- a/src/overlays/actors/ovl_En_Poh/z_en_poh.c
+++ b/src/overlays/actors/ovl_En_Poh/z_en_poh.c
@@ -588,7 +588,7 @@ void func_80B2DD2C(EnPoh* this, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void func_80B2DDF8(EnPoh* this, s32 arg1) {
diff --git a/src/overlays/actors/ovl_En_Pp/z_en_pp.c b/src/overlays/actors/ovl_En_Pp/z_en_pp.c
index 20c0dc1d85..5d1d6935e1 100644
--- a/src/overlays/actors/ovl_En_Pp/z_en_pp.c
+++ b/src/overlays/actors/ovl_En_Pp/z_en_pp.c
@@ -1424,7 +1424,9 @@ void EnPp_Update(Actor* thisx, PlayState* play) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 40.0f, 40.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 40.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     if (this->action != EN_PP_ACTION_BODY_PART_MOVE) {
         this->actor.shape.rot.y = this->actor.world.rot.y;
     }
diff --git a/src/overlays/actors/ovl_En_Pr/z_en_pr.c b/src/overlays/actors/ovl_En_Pr/z_en_pr.c
index 388388c53d..ab47e693fd 100644
--- a/src/overlays/actors/ovl_En_Pr/z_en_pr.c
+++ b/src/overlays/actors/ovl_En_Pr/z_en_pr.c
@@ -536,7 +536,9 @@ void EnPr_Update(Actor* thisx, PlayState* play) {
         }
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 30.0f, 20.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 30.0f, 20.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Math_Vec3s_Copy(&this->actor.shape.rot, &this->actor.world.rot);
 
     if (this->unk_206 != 7) {
diff --git a/src/overlays/actors/ovl_En_Pr2/z_en_pr2.c b/src/overlays/actors/ovl_En_Pr2/z_en_pr2.c
index 2328ba87c2..a1c2f3f4d4 100644
--- a/src/overlays/actors/ovl_En_Pr2/z_en_pr2.c
+++ b/src/overlays/actors/ovl_En_Pr2/z_en_pr2.c
@@ -171,7 +171,9 @@ void EnPr2_Init(Actor* thisx, PlayState* play) {
         func_80A751B4(this);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 20.0f, 20.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 20.0f, 20.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     if (!(this->actor.bgCheckFlags & (BGCHECKFLAG_WATER | BGCHECKFLAG_WATER_TOUCH))) {
         Actor_Kill(&this->actor);
@@ -661,7 +663,9 @@ void EnPr2_Update(Actor* thisx, PlayState* play) {
     Actor_SetFocus(&this->actor, 10.0f);
     func_80A755D8(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0, 10.0f, 20.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0, 10.0f, 20.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
 
     if (this->unk_1D6) {
         s32 i;
diff --git a/src/overlays/actors/ovl_En_Prz/z_en_prz.c b/src/overlays/actors/ovl_En_Prz/z_en_prz.c
index d4a48cfd24..e34ffe1f64 100644
--- a/src/overlays/actors/ovl_En_Prz/z_en_prz.c
+++ b/src/overlays/actors/ovl_En_Prz/z_en_prz.c
@@ -441,7 +441,9 @@ void EnPrz_Update(Actor* thisx, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 10.0f, 10.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 10.0f, 10.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     if (this->unk_1EA != 7) {
         Math_Vec3s_Copy(&this->actor.shape.rot, &this->actor.world.rot);
diff --git a/src/overlays/actors/ovl_En_Pst/z_en_pst.c b/src/overlays/actors/ovl_En_Pst/z_en_pst.c
index c498527462..cef354c703 100644
--- a/src/overlays/actors/ovl_En_Pst/z_en_pst.c
+++ b/src/overlays/actors/ovl_En_Pst/z_en_pst.c
@@ -393,7 +393,7 @@ void EnPst_Init(Actor* thisx, PlayState* play) {
     this->actor.targetMode = 0;
     Actor_SetScale(&this->actor, 0.02f);
     this->actionFunc = EnPst_FollowSchedule;
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void EnPst_Destroy(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Racedog/z_en_racedog.c b/src/overlays/actors/ovl_En_Racedog/z_en_racedog.c
index c356a318bf..c2e4b4afd8 100644
--- a/src/overlays/actors/ovl_En_Racedog/z_en_racedog.c
+++ b/src/overlays/actors/ovl_En_Racedog/z_en_racedog.c
@@ -259,7 +259,7 @@ void EnRacedog_UpdateCollision(EnRacedog* this, PlayState* play) {
     this->collider.dim.pos.y = this->actor.world.pos.y;
     this->collider.dim.pos.z = this->actor.world.pos.z;
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 26.0f, 10.0f, 0.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 26.0f, 10.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 }
 
 /**
diff --git a/src/overlays/actors/ovl_En_Rail_Skb/z_en_rail_skb.c b/src/overlays/actors/ovl_En_Rail_Skb/z_en_rail_skb.c
index dd0225f0c2..405ed1838f 100644
--- a/src/overlays/actors/ovl_En_Rail_Skb/z_en_rail_skb.c
+++ b/src/overlays/actors/ovl_En_Rail_Skb/z_en_rail_skb.c
@@ -1071,7 +1071,7 @@ void EnRailSkb_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
 
     func_80B72190(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 60.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 60.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     func_80B72970(this, play);
 
     if ((this->actionFunc != func_80B710E4) && (this->actionFunc != func_80B7114C) &&
diff --git a/src/overlays/actors/ovl_En_Railgibud/z_en_railgibud.c b/src/overlays/actors/ovl_En_Railgibud/z_en_railgibud.c
index 27da7017c8..2e85f081dd 100644
--- a/src/overlays/actors/ovl_En_Railgibud/z_en_railgibud.c
+++ b/src/overlays/actors/ovl_En_Railgibud/z_en_railgibud.c
@@ -901,9 +901,11 @@ void EnRailgibud_MoveGrabbedPlayerAwayFromWall(EnRailgibud* this, PlayState* pla
     Vec3f targetPos;
 
     if ((this->actionFunc == EnRailgibud_Grab) && (this->grabState != EN_RAILGIBUD_GRAB_RELEASE)) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f, 1);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f, UPDBGCHECKINFO_FLAG_1);
     } else {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f, 0x1D);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                    UPDBGCHECKINFO_FLAG_10);
     }
 
     if ((this->actionFunc == EnRailgibud_Grab) && (this->grabState == EN_RAILGIBUD_GRAB_START) &&
diff --git a/src/overlays/actors/ovl_En_Rat/z_en_rat.c b/src/overlays/actors/ovl_En_Rat/z_en_rat.c
index 63ef35aabb..8c68719657 100644
--- a/src/overlays/actors/ovl_En_Rat/z_en_rat.c
+++ b/src/overlays/actors/ovl_En_Rat/z_en_rat.c
@@ -853,7 +853,8 @@ void EnRat_Update(Actor* thisx, PlayState* play) {
             this->actor.floorHeight = this->actor.world.pos.y;
         } else {
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 30.0f, 60.0f, 7);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 30.0f, 60.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
         }
 
         if (SurfaceType_IsWallDamage(&play->colCtx, this->actor.floorPoly, this->actor.floorBgId)) {
diff --git a/src/overlays/actors/ovl_En_Rd/z_en_rd.c b/src/overlays/actors/ovl_En_Rd/z_en_rd.c
index dacfb6e2b3..b8e8e41391 100644
--- a/src/overlays/actors/ovl_En_Rd/z_en_rd.c
+++ b/src/overlays/actors/ovl_En_Rd/z_en_rd.c
@@ -1280,7 +1280,9 @@ void EnRd_Update(Actor* thisx, PlayState* play) {
         }
 
         if ((this->actor.shape.rot.x == 0) && (this->action != EN_RD_ACTION_GRABBING) && (this->actor.speed != 0.0f)) {
-            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f, 0x1D);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                        UPDBGCHECKINFO_FLAG_10);
         }
 
         if (this->action == EN_RD_ACTION_ATTEMPTING_PLAYER_STUN) {
diff --git a/src/overlays/actors/ovl_En_Rg/z_en_rg.c b/src/overlays/actors/ovl_En_Rg/z_en_rg.c
index 190af1a8aa..79b8614778 100644
--- a/src/overlays/actors/ovl_En_Rg/z_en_rg.c
+++ b/src/overlays/actors/ovl_En_Rg/z_en_rg.c
@@ -786,7 +786,9 @@ void EnRg_Update(Actor* thisx, PlayState* play) {
         func_80BF4024(this, play);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 0.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     if (this->actor.floorHeight <= BGCHECK_Y_MIN) {
         Math_Vec3f_Copy(&this->actor.world.pos, &this->actor.prevPos);
diff --git a/src/overlays/actors/ovl_En_Rr/z_en_rr.c b/src/overlays/actors/ovl_En_Rr/z_en_rr.c
index 3e193ce79d..85086d2282 100644
--- a/src/overlays/actors/ovl_En_Rr/z_en_rr.c
+++ b/src/overlays/actors/ovl_En_Rr/z_en_rr.c
@@ -807,7 +807,9 @@ void EnRr_Update(Actor* thisx, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, this->collider1.dim.radius, 0.0f, 0x5D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, this->collider1.dim.radius, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10 | UPDBGCHECKINFO_FLAG_40);
     func_808FB794(this, play);
 
     if (this->unk_1FC > 0) {
diff --git a/src/overlays/actors/ovl_En_Ru/z_en_ru.c b/src/overlays/actors/ovl_En_Ru/z_en_ru.c
index 0f8c458725..47d05f8ab3 100644
--- a/src/overlays/actors/ovl_En_Ru/z_en_ru.c
+++ b/src/overlays/actors/ovl_En_Ru/z_en_ru.c
@@ -250,7 +250,7 @@ void EnRu_Update(Actor* thisx, PlayState* play) {
     EnRu* this = THIS;
 
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     EnRu_UpdateModel(this, play);
     EnRu_UpdateCollider(this, play);
 }
diff --git a/src/overlays/actors/ovl_En_Ruppecrow/z_en_ruppecrow.c b/src/overlays/actors/ovl_En_Ruppecrow/z_en_ruppecrow.c
index cf62faf71d..19d6611d64 100644
--- a/src/overlays/actors/ovl_En_Ruppecrow/z_en_ruppecrow.c
+++ b/src/overlays/actors/ovl_En_Ruppecrow/z_en_ruppecrow.c
@@ -130,7 +130,8 @@ s32 EnRuppecrow_UpdateCollision(EnRuppecrow* this, PlayState* play) {
     this->collider.elements->dim.worldSphere.center.z = this->actor.world.pos.z;
 
     CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 25.0f, 50.0f, 0x07);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 25.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 
     return true;
 }
diff --git a/src/overlays/actors/ovl_En_Rz/z_en_rz.c b/src/overlays/actors/ovl_En_Rz/z_en_rz.c
index 23b6419abc..fe5562f14a 100644
--- a/src/overlays/actors/ovl_En_Rz/z_en_rz.c
+++ b/src/overlays/actors/ovl_En_Rz/z_en_rz.c
@@ -653,7 +653,7 @@ void EnRz_Update(Actor* thisx, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 25.0f, 40.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 25.0f, 40.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_S_Goro/z_en_s_goro.c b/src/overlays/actors/ovl_En_S_Goro/z_en_s_goro.c
index f3af8a510b..debcc77b92 100644
--- a/src/overlays/actors/ovl_En_S_Goro/z_en_s_goro.c
+++ b/src/overlays/actors/ovl_En_S_Goro/z_en_s_goro.c
@@ -1328,7 +1328,7 @@ void EnSGoro_Update(Actor* thisx, PlayState* play) {
     EnSGoro* this = (EnSGoro*)thisx;
 
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     gSegments[6] = VIRTUAL_TO_PHYSICAL(play->objectCtx.status[this->loadedObjIndex].segment);
     SkelAnime_Update(&this->skelAnime);
     if (this->animInfoIndex != EN_S_GORO_ANIM_SLEEPY) {
diff --git a/src/overlays/actors/ovl_En_Sb/z_en_sb.c b/src/overlays/actors/ovl_En_Sb/z_en_sb.c
index 6b2304b194..b34ee8c641 100644
--- a/src/overlays/actors/ovl_En_Sb/z_en_sb.c
+++ b/src/overlays/actors/ovl_En_Sb/z_en_sb.c
@@ -375,7 +375,7 @@ void EnSb_Update(Actor* thisx, PlayState* play) {
     Actor_SetFocus(&this->actor, 20.0f);
     Actor_MoveWithGravity(&this->actor);
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 25.0f, 20.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 25.0f, 20.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     EnSb_UpdateDamage(this, play);
     if (player->stateFlags1 & PLAYER_STATE1_8000000) {
         Collider_UpdateCylinder(&this->actor, &this->collider);
diff --git a/src/overlays/actors/ovl_En_Sc_Ruppe/z_en_sc_ruppe.c b/src/overlays/actors/ovl_En_Sc_Ruppe/z_en_sc_ruppe.c
index da7c85f638..be449e0a38 100644
--- a/src/overlays/actors/ovl_En_Sc_Ruppe/z_en_sc_ruppe.c
+++ b/src/overlays/actors/ovl_En_Sc_Ruppe/z_en_sc_ruppe.c
@@ -67,7 +67,7 @@ static ColliderCylinderInit sCylinderInit = {
 void EnScRuppe_UpdateCollision(EnScRuppe* this, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 s32 func_80BD697C(s16 ruppeIndex) {
diff --git a/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c b/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c
index 63a7133582..52ba17d221 100644
--- a/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c
+++ b/src/overlays/actors/ovl_En_Scopenuts/z_en_scopenuts.c
@@ -163,7 +163,7 @@ void func_80BCAE78(EnScopenuts* this, PlayState* play) {
     }
 
     if (this->unk_328 & 2) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Sellnuts/z_en_sellnuts.c b/src/overlays/actors/ovl_En_Sellnuts/z_en_sellnuts.c
index 03aa4ab197..174dace1d3 100644
--- a/src/overlays/actors/ovl_En_Sellnuts/z_en_sellnuts.c
+++ b/src/overlays/actors/ovl_En_Sellnuts/z_en_sellnuts.c
@@ -118,7 +118,7 @@ void func_80ADADD0(EnSellnuts* this, PlayState* play) {
     }
 
     if (this->unk_338 & 1) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 20.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Skb/z_en_skb.c b/src/overlays/actors/ovl_En_Skb/z_en_skb.c
index 09cee41f26..f6e311d619 100644
--- a/src/overlays/actors/ovl_En_Skb/z_en_skb.c
+++ b/src/overlays/actors/ovl_En_Skb/z_en_skb.c
@@ -1062,7 +1062,9 @@ void EnSkb_Update(Actor* thisx, PlayState* play) {
         Actor_MoveWithGravity(&this->actor);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 60.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 30.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     func_809964DC(this, play);
     func_80996AD0(this, play);
     func_80996D68(this, play);
diff --git a/src/overlays/actors/ovl_En_Snowman/z_en_snowman.c b/src/overlays/actors/ovl_En_Snowman/z_en_snowman.c
index 640bd2a261..a083d6ded5 100644
--- a/src/overlays/actors/ovl_En_Snowman/z_en_snowman.c
+++ b/src/overlays/actors/ovl_En_Snowman/z_en_snowman.c
@@ -1037,7 +1037,9 @@ void EnSnowman_Update(Actor* thisx, PlayState* play) {
                 wallCheckRadius = this->collider.dim.radius;
             }
 
-            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, wallCheckRadius, 0.0f, 0x1D);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, wallCheckRadius, 0.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                        UPDBGCHECKINFO_FLAG_10);
             if ((this->actor.floorPoly != NULL) && ((this->actor.floorPoly->normal.y * SHT_MINV) < 0.7f)) {
                 Math_Vec3f_Copy(&this->actor.world.pos, &this->actor.prevPos);
                 if (!this->turningOnSteepSlope) {
@@ -1111,7 +1113,9 @@ void EnSnowman_UpdateSnowball(Actor* thisx, PlayState* play) {
     this->actor.shape.rot.x += 0xF00;
     Actor_MoveWithGravity(&this->actor);
     Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, this->collider.dim.radius * 0.6f,
-                            this->collider.dim.height - this->collider.dim.yShift, 0x1F);
+                            this->collider.dim.height - this->collider.dim.yShift,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetAT(play, &play->colChkCtx, &this->collider.base);
     CollisionCheck_SetAC(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_En_Ssh/z_en_ssh.c b/src/overlays/actors/ovl_En_Ssh/z_en_ssh.c
index 18031242cb..06831bbb13 100644
--- a/src/overlays/actors/ovl_En_Ssh/z_en_ssh.c
+++ b/src/overlays/actors/ovl_En_Ssh/z_en_ssh.c
@@ -849,7 +849,7 @@ void EnSsh_Update(Actor* thisx, PlayState* play) {
     } else {
         SkelAnime_Update(&this->skelAnime);
         Actor_UpdatePos(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         this->actionFunc(this, play);
     }
 
diff --git a/src/overlays/actors/ovl_En_St/z_en_st.c b/src/overlays/actors/ovl_En_St/z_en_st.c
index 987558e3f9..994a455a61 100644
--- a/src/overlays/actors/ovl_En_St/z_en_st.c
+++ b/src/overlays/actors/ovl_En_St/z_en_st.c
@@ -878,7 +878,7 @@ void EnSt_Update(Actor* thisx, PlayState* play) {
         if (this->drawDmgEffType != ACTOR_DRAW_DMGEFF_FROZEN_NO_SFX) {
             SkelAnime_Update(&this->skelAnime);
         }
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     } else if (this->unk_312 < 20) {
         s16 idx = (this->unk_312 % 2) ? -1 : 1;
 
diff --git a/src/overlays/actors/ovl_En_Sth/z_en_sth.c b/src/overlays/actors/ovl_En_Sth/z_en_sth.c
index 9048a1d0f5..3ff396920f 100644
--- a/src/overlays/actors/ovl_En_Sth/z_en_sth.c
+++ b/src/overlays/actors/ovl_En_Sth/z_en_sth.c
@@ -677,7 +677,7 @@ void EnSth_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_Stone_heishi/z_en_stone_heishi.c b/src/overlays/actors/ovl_En_Stone_heishi/z_en_stone_heishi.c
index 93e68a83fc..f75c54d377 100644
--- a/src/overlays/actors/ovl_En_Stone_heishi/z_en_stone_heishi.c
+++ b/src/overlays/actors/ovl_En_Stone_heishi/z_en_stone_heishi.c
@@ -433,7 +433,9 @@ void EnStoneheishi_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Actor_SetScale(&this->actor, 0.01f);
 
     if ((CHECK_WEEKEVENTREG(WEEKEVENTREG_41_40) || (play->actorCtx.lensMaskSize == 100)) &&
diff --git a/src/overlays/actors/ovl_En_Stop_heishi/z_en_stop_heishi.c b/src/overlays/actors/ovl_En_Stop_heishi/z_en_stop_heishi.c
index edbf581f91..3716f18d05 100644
--- a/src/overlays/actors/ovl_En_Stop_heishi/z_en_stop_heishi.c
+++ b/src/overlays/actors/ovl_En_Stop_heishi/z_en_stop_heishi.c
@@ -545,7 +545,9 @@ void EnStopheishi_Update(Actor* thisx, PlayState* play) {
     Math_SmoothStepToS(&this->headRotZ, this->pitchToPlayer, 1, 0x7D0, 0);
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 20.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     Actor_SetScale(&this->actor, 0.01f);
     this->actor.uncullZoneForward = 500.0f;
     Math_Vec3f_Copy(&this->actor.focus.pos, &this->headWorldPos);
diff --git a/src/overlays/actors/ovl_En_Suttari/z_en_suttari.c b/src/overlays/actors/ovl_En_Suttari/z_en_suttari.c
index 5bffa0d830..dc68a07c78 100644
--- a/src/overlays/actors/ovl_En_Suttari/z_en_suttari.c
+++ b/src/overlays/actors/ovl_En_Suttari/z_en_suttari.c
@@ -205,9 +205,9 @@ void EnSuttari_UpdateCollider(EnSuttari* this, PlayState* play) {
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
 
     if ((this->flags1 & 1) && (this->actionFunc != func_80BADE14)) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 30.0f, 30.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 30.0f, 30.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     } else {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 30.0f, 30.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 30.0f, 30.0f, UPDBGCHECKINFO_FLAG_4);
     }
 }
 
diff --git a/src/overlays/actors/ovl_En_Sw/z_en_sw.c b/src/overlays/actors/ovl_En_Sw/z_en_sw.c
index e76bc85a51..bcf380cba4 100644
--- a/src/overlays/actors/ovl_En_Sw/z_en_sw.c
+++ b/src/overlays/actors/ovl_En_Sw/z_en_sw.c
@@ -896,7 +896,7 @@ void func_808DA89C(EnSw* this, PlayState* play) {
         }
 
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     }
 }
 
@@ -1130,7 +1130,7 @@ void func_808DB2E0(EnSw* this, PlayState* play) {
     Actor_SetScale(&this->actor, this->actor.scale.x);
     this->actor.velocity.y += this->actor.gravity;
     Actor_UpdatePos(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void EnSw_Init(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Syateki_Wf/z_en_syateki_wf.c b/src/overlays/actors/ovl_En_Syateki_Wf/z_en_syateki_wf.c
index a4407dcc2a..8a3a65ed26 100644
--- a/src/overlays/actors/ovl_En_Syateki_Wf/z_en_syateki_wf.c
+++ b/src/overlays/actors/ovl_En_Syateki_Wf/z_en_syateki_wf.c
@@ -425,7 +425,7 @@ void EnSyatekiWf_Update(Actor* thisx, PlayState* play2) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 60.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 60.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     this->actionFunc(this, play);
 
     if (this->actor.bgCheckFlags & (BGCHECKFLAG_GROUND | BGCHECKFLAG_GROUND_TOUCH)) {
diff --git a/src/overlays/actors/ovl_En_Tab/z_en_tab.c b/src/overlays/actors/ovl_En_Tab/z_en_tab.c
index abd7c100c6..6c020e7e6f 100644
--- a/src/overlays/actors/ovl_En_Tab/z_en_tab.c
+++ b/src/overlays/actors/ovl_En_Tab/z_en_tab.c
@@ -553,7 +553,7 @@ void EnTab_Update(Actor* thisx, PlayState* play) {
 
         func_8013C964(&this->actor, play, radius, height, PLAYER_IA_NONE, this->unk_2FC & 7);
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
         func_80BE0620(this, play);
     }
 }
diff --git a/src/overlays/actors/ovl_En_Talk_Gibud/z_en_talk_gibud.c b/src/overlays/actors/ovl_En_Talk_Gibud/z_en_talk_gibud.c
index 386e80a1f6..035b049839 100644
--- a/src/overlays/actors/ovl_En_Talk_Gibud/z_en_talk_gibud.c
+++ b/src/overlays/actors/ovl_En_Talk_Gibud/z_en_talk_gibud.c
@@ -1111,7 +1111,9 @@ void EnTalkGibud_MoveGrabbedPlayerAwayFromWall(EnTalkGibud* this, PlayState* pla
     Player* player = GET_PLAYER(play);
     Vec3f targetPos;
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f, 29);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 35.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     if (this->actionFunc == EnTalkGibud_Grab && this->grabState == EN_TALK_GIBUD_GRAB_START &&
         (this->actor.bgCheckFlags & BGCHECKFLAG_WALL)) {
         targetPos = player->actor.world.pos;
diff --git a/src/overlays/actors/ovl_En_Tanron2/z_en_tanron2.c b/src/overlays/actors/ovl_En_Tanron2/z_en_tanron2.c
index 56384193ec..2d1c29970b 100644
--- a/src/overlays/actors/ovl_En_Tanron2/z_en_tanron2.c
+++ b/src/overlays/actors/ovl_En_Tanron2/z_en_tanron2.c
@@ -155,7 +155,7 @@ void EnTanron2_Init(Actor* thisx, PlayState* play) {
         this->unk_14C = -this->unk_14C;
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 60.0f, 60.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 60.0f, 60.0f, UPDBGCHECKINFO_FLAG_4);
     this->actor.floorHeight += 20.0f;
     this->unk_148 = Rand_ZeroFloat(32.0f);
 }
diff --git a/src/overlays/actors/ovl_En_Tanron3/z_en_tanron3.c b/src/overlays/actors/ovl_En_Tanron3/z_en_tanron3.c
index bc8fee2fd8..c3d62e1660 100644
--- a/src/overlays/actors/ovl_En_Tanron3/z_en_tanron3.c
+++ b/src/overlays/actors/ovl_En_Tanron3/z_en_tanron3.c
@@ -404,7 +404,7 @@ void EnTanron3_Update(Actor* thisx, PlayState* play) {
         }
 
         this->actionFunc(this, play);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 20.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 20.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
         // The fish has either just entered or just exited the water, so create a splash effect
         if (((this->actor.prevPos.y < this->waterSurfaceYPos) && (this->waterSurfaceYPos <= this->actor.world.pos.y)) ||
diff --git a/src/overlays/actors/ovl_En_Tanron5/z_en_tanron5.c b/src/overlays/actors/ovl_En_Tanron5/z_en_tanron5.c
index e285869a56..0e5b8a0f5d 100644
--- a/src/overlays/actors/ovl_En_Tanron5/z_en_tanron5.c
+++ b/src/overlays/actors/ovl_En_Tanron5/z_en_tanron5.c
@@ -203,7 +203,7 @@ void EnTanron5_Init(Actor* thisx, PlayState* play) {
 
         Actor_Kill(&this->actor);
     } else {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f, UPDBGCHECKINFO_FLAG_4);
         this->actor.world.pos.y = this->actor.floorHeight + -20.0f;
     }
 }
@@ -417,7 +417,7 @@ void func_80BE5818(Actor* thisx, PlayState* play2) {
 
     if (this->actor.speed > 0.02f) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 50.0f, 150.0f, 100.0f, UPDBGCHECKINFO_FLAG_4);
     }
 
     if (ENTANRON5_GET(&this->actor) < ENTANRON5_110) {
diff --git a/src/overlays/actors/ovl_En_Tanron6/z_en_tanron6.c b/src/overlays/actors/ovl_En_Tanron6/z_en_tanron6.c
index 4faa072f90..875f36a619 100644
--- a/src/overlays/actors/ovl_En_Tanron6/z_en_tanron6.c
+++ b/src/overlays/actors/ovl_En_Tanron6/z_en_tanron6.c
@@ -91,7 +91,9 @@ void EnTanron6_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 40.0f, 40.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 40.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 }
 
 void EnTanron6_Draw(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Tg/z_en_tg.c b/src/overlays/actors/ovl_En_Tg/z_en_tg.c
index 0b7a5c3f30..ed048288ea 100644
--- a/src/overlays/actors/ovl_En_Tg/z_en_tg.c
+++ b/src/overlays/actors/ovl_En_Tg/z_en_tg.c
@@ -162,7 +162,7 @@ void EnTg_Update(Actor* thisx, PlayState* play) {
     EnTg* this = THIS;
 
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     EnTg_UpdateSkelAnime(this, play);
     EnTg_UpdateHearts(play, this->effects, ARRAY_COUNT(this->effects));
     EnTg_UpdateCollider(this, play);
diff --git a/src/overlays/actors/ovl_En_Thiefbird/z_en_thiefbird.c b/src/overlays/actors/ovl_En_Thiefbird/z_en_thiefbird.c
index 674059f1ad..491d94227d 100644
--- a/src/overlays/actors/ovl_En_Thiefbird/z_en_thiefbird.c
+++ b/src/overlays/actors/ovl_En_Thiefbird/z_en_thiefbird.c
@@ -1020,7 +1020,8 @@ void EnThiefbird_Update(Actor* thisx, PlayState* play2) {
         Actor_MoveWithGravity(&this->actor);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 25.0f, 50.0f, 7);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 25.0f, 50.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
     if (this->actionFunc == func_80C1193C) {
         CollisionCheck_SetAT(play, &play->colChkCtx, &this->collider.base);
     }
diff --git a/src/overlays/actors/ovl_En_Tite/z_en_tite.c b/src/overlays/actors/ovl_En_Tite/z_en_tite.c
index f6a5b1ae45..5b77c13990 100644
--- a/src/overlays/actors/ovl_En_Tite/z_en_tite.c
+++ b/src/overlays/actors/ovl_En_Tite/z_en_tite.c
@@ -147,7 +147,8 @@ void EnTite_Init(Actor* thisx, PlayState* play) {
     CollisionCheck_SetInfo(&this->actor.colChkInfo, &sDamageTable, &sColChkInfoInit);
     Collider_InitAndSetSphere(play, &this->collider, &this->actor, &sSphereInit);
     this->collider.dim.worldSphere.radius = sSphereInit.dim.modelSphere.radius;
-    this->unk_2C0 = 0x1D;
+    this->updBgCheckInfoFlags =
+        UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10;
 
     if (!D_80896B60) {
         for (i = 0; i < ARRAY_COUNT(D_80896B24); i++) {
@@ -178,7 +179,7 @@ void EnTite_Init(Actor* thisx, PlayState* play) {
     }
 
     if (this->actor.params == ENTITE_MINUS_2) {
-        this->unk_2C0 |= 0x40;
+        this->updBgCheckInfoFlags |= UPDBGCHECKINFO_FLAG_40;
         this->actor.colChkInfo.health = 3;
     }
 }
@@ -1062,7 +1063,7 @@ void EnTite_Update(Actor* thisx, PlayState* play) {
 
     if (this->actionFunc != func_808951B8) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 40.0f, 20.0f, this->unk_2C0);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 25.0f, 40.0f, 20.0f, this->updBgCheckInfoFlags);
         func_808963B4(this, play);
         if (this->actor.bgCheckFlags & BGCHECKFLAG_GROUND) {
             func_800BE3D0(&this->actor, this->actor.shape.rot.y, &this->actor.shape.rot);
diff --git a/src/overlays/actors/ovl_En_Tite/z_en_tite.h b/src/overlays/actors/ovl_En_Tite/z_en_tite.h
index 4b87634a37..57d8ef3e39 100644
--- a/src/overlays/actors/ovl_En_Tite/z_en_tite.h
+++ b/src/overlays/actors/ovl_En_Tite/z_en_tite.h
@@ -27,7 +27,7 @@ typedef struct EnTite {
     /* 0x2BB */ u8 drawDmgEffType;
     /* 0x2BC */ s16 unk_2BC;
     /* 0x2BE */ s16 unk_2BE;
-    /* 0x2C0 */ s32 unk_2C0;
+    /* 0x2C0 */ s32 updBgCheckInfoFlags;
     /* 0x2C4 */ f32 drawDmgEffAlpha;
     /* 0x2C8 */ f32 drawDmgEffScale;
     /* 0x2CC */ f32 drawDmgEffFrozenSteamScale;
diff --git a/src/overlays/actors/ovl_En_Tk/z_en_tk.c b/src/overlays/actors/ovl_En_Tk/z_en_tk.c
index dd122ed8c4..849214abac 100644
--- a/src/overlays/actors/ovl_En_Tk/z_en_tk.c
+++ b/src/overlays/actors/ovl_En_Tk/z_en_tk.c
@@ -1270,7 +1270,7 @@ void func_80AEF2D8(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     func_80AEC460(this);
 }
 
@@ -1310,7 +1310,7 @@ void EnTk_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 0.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     if ((this->unk_2B0 == 0) && (func_800C9B40(&play->colCtx, this->actor.floorPoly, this->actor.floorBgId) == 12)) {
         Math_Vec3f_Copy(&this->actor.world.pos, &this->actor.prevPos);
diff --git a/src/overlays/actors/ovl_En_Torch2/z_en_torch2.c b/src/overlays/actors/ovl_En_Torch2/z_en_torch2.c
index 75f966a3c8..ccf7c5e133 100644
--- a/src/overlays/actors/ovl_En_Torch2/z_en_torch2.c
+++ b/src/overlays/actors/ovl_En_Torch2/z_en_torch2.c
@@ -101,7 +101,7 @@ void EnTorch2_Update(Actor* thisx, PlayState* play) {
 
     this->actor.gravity = -1.0f;
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 70.0f, 0x05);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 70.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     if (this->framesUntilNextState == 0) {
         remainingFrames = 0;
diff --git a/src/overlays/actors/ovl_En_Trt2/z_en_trt2.c b/src/overlays/actors/ovl_En_Trt2/z_en_trt2.c
index 44f2e7d3e9..7e76bbfcca 100644
--- a/src/overlays/actors/ovl_En_Trt2/z_en_trt2.c
+++ b/src/overlays/actors/ovl_En_Trt2/z_en_trt2.c
@@ -792,7 +792,7 @@ void func_80AD4FE4(EnTrt2* this, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
 
     if (play->sceneId != SCENE_20SICHITAI) {
-        Actor_UpdateBgCheckInfo(play, &this->actor, 26.0f, 10.0f, 0.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 26.0f, 10.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 
     Actor_SetFocus(&this->actor, 90.0f);
diff --git a/src/overlays/actors/ovl_En_Tru/z_en_tru.c b/src/overlays/actors/ovl_En_Tru/z_en_tru.c
index eac370ebff..7ab20a77cf 100644
--- a/src/overlays/actors/ovl_En_Tru/z_en_tru.c
+++ b/src/overlays/actors/ovl_En_Tru/z_en_tru.c
@@ -1155,7 +1155,7 @@ void EnTru_Init(Actor* thisx, PlayState* play) {
     }
 
     this->actionFunc = func_80A87FD0;
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void EnTru_Destroy(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Tru_Mt/z_en_tru_mt.c b/src/overlays/actors/ovl_En_Tru_Mt/z_en_tru_mt.c
index 64f936bbd5..bd36be0726 100644
--- a/src/overlays/actors/ovl_En_Tru_Mt/z_en_tru_mt.c
+++ b/src/overlays/actors/ovl_En_Tru_Mt/z_en_tru_mt.c
@@ -435,7 +435,7 @@ void EnTruMt_Init(Actor* thisx, PlayState* play) {
     this->actor.targetMode = 0;
 
     Actor_SetScale(&this->actor, 0.008f);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     this->unk_328 = 0;
     this->actor.room = -1;
diff --git a/src/overlays/actors/ovl_En_Tsn/z_en_tsn.c b/src/overlays/actors/ovl_En_Tsn/z_en_tsn.c
index 87ae0791ad..aaa022f7ae 100644
--- a/src/overlays/actors/ovl_En_Tsn/z_en_tsn.c
+++ b/src/overlays/actors/ovl_En_Tsn/z_en_tsn.c
@@ -567,7 +567,7 @@ void EnTsn_Update(Actor* thisx, PlayState* play) {
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 25.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 25.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     SkelAnime_Update(&this->skelAnime);
 
     if (this->unk_220 & 1) {
diff --git a/src/overlays/actors/ovl_En_Tubo_Trap/z_en_tubo_trap.c b/src/overlays/actors/ovl_En_Tubo_Trap/z_en_tubo_trap.c
index 48d7b4330d..340618db73 100644
--- a/src/overlays/actors/ovl_En_Tubo_Trap/z_en_tubo_trap.c
+++ b/src/overlays/actors/ovl_En_Tubo_Trap/z_en_tubo_trap.c
@@ -289,7 +289,9 @@ void EnTuboTrap_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 10.0f, 20.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 10.0f, 20.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
     Actor_SetFocus(&this->actor, 0.0f);
 
     if (this->actor.projectedPos.z < 811.0f) {
diff --git a/src/overlays/actors/ovl_En_Vm/z_en_vm.c b/src/overlays/actors/ovl_En_Vm/z_en_vm.c
index aae20d26df..505df7f112 100644
--- a/src/overlays/actors/ovl_En_Vm/z_en_vm.c
+++ b/src/overlays/actors/ovl_En_Vm/z_en_vm.c
@@ -386,7 +386,8 @@ void func_808CCCF0(EnVm* this, PlayState* play) {
     this->unk_216 += 0x5DC;
     this->unk_218 += 0x9C4;
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 40.0f, 7);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 20.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4);
 
     this->unk_214--;
     if (this->unk_214 == 1) {
diff --git a/src/overlays/actors/ovl_En_Wallmas/z_en_wallmas.c b/src/overlays/actors/ovl_En_Wallmas/z_en_wallmas.c
index 63a97dab99..11860c20d5 100644
--- a/src/overlays/actors/ovl_En_Wallmas/z_en_wallmas.c
+++ b/src/overlays/actors/ovl_En_Wallmas/z_en_wallmas.c
@@ -629,7 +629,9 @@ void EnWallmas_Update(Actor* thisx, PlayState* play) {
         }
 
         if (this->actionFunc != EnWallmas_Drop) {
-            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 25.0f, 0.0f, 0x1D);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 25.0f, 0.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                        UPDBGCHECKINFO_FLAG_10);
         }
 
         if ((this->actionFunc != EnWallmas_Die) && (this->actionFunc != EnWallmas_Drop)) {
diff --git a/src/overlays/actors/ovl_En_Water_Effect/z_en_water_effect.c b/src/overlays/actors/ovl_En_Water_Effect/z_en_water_effect.c
index f1400d69ba..159b7444e8 100644
--- a/src/overlays/actors/ovl_En_Water_Effect/z_en_water_effect.c
+++ b/src/overlays/actors/ovl_En_Water_Effect/z_en_water_effect.c
@@ -158,7 +158,7 @@ void EnWaterEffect_Update(Actor* thisx, PlayState* play2) {
         this->unk_DC4++;
         if ((this->unk_DC4 % 32) == 0) {
             if (Rand_ZeroOne() < 0.5f) {
-                Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 10.0f, 40.0f, 4);
+                Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 10.0f, 40.0f, UPDBGCHECKINFO_FLAG_4);
                 sp88.x = randPlusMinusPoint5Scaled(50.0f) + this->actor.world.pos.x;
                 sp88.y = this->actor.world.pos.y;
                 sp88.z = randPlusMinusPoint5Scaled(50.0f) + this->actor.world.pos.z;
@@ -420,7 +420,7 @@ void func_80A59C04(Actor* thisx, PlayState* play2) {
         this->unk_DC4++;
         if (this->unk_DC6 == 0) {
             this->unk_DC6 = Rand_ZeroFloat(150.0f) + 100.0f;
-            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 10.0f, 40.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 10.0f, 40.0f, UPDBGCHECKINFO_FLAG_4);
             sp74.x = randPlusMinusPoint5Scaled(50.0f) + this->actor.world.pos.x;
             sp74.y = this->actor.world.pos.y;
             sp74.z = randPlusMinusPoint5Scaled(50.0f) + this->actor.world.pos.z;
diff --git a/src/overlays/actors/ovl_En_Wf/z_en_wf.c b/src/overlays/actors/ovl_En_Wf/z_en_wf.c
index 4ed6b6a7d4..7d38f370f5 100644
--- a/src/overlays/actors/ovl_En_Wf/z_en_wf.c
+++ b/src/overlays/actors/ovl_En_Wf/z_en_wf.c
@@ -1485,7 +1485,9 @@ void EnWf_Update(Actor* thisx, PlayState* play) {
     this->actionFunc(this, play);
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 60.0f, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 32.0f, 30.0f, 60.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
     func_80993738(this, play);
 
     if (this->actor.bgCheckFlags & (BGCHECKFLAG_GROUND | BGCHECKFLAG_GROUND_TOUCH)) {
diff --git a/src/overlays/actors/ovl_En_Wiz/z_en_wiz.c b/src/overlays/actors/ovl_En_Wiz/z_en_wiz.c
index 26f126e724..ac8375c242 100644
--- a/src/overlays/actors/ovl_En_Wiz/z_en_wiz.c
+++ b/src/overlays/actors/ovl_En_Wiz/z_en_wiz.c
@@ -1151,7 +1151,9 @@ void EnWiz_Damaged(EnWiz* this, PlayState* play) {
 
     Math_SmoothStepToS(&this->platformLightAlpha, this->targetPlatformLightAlpha, 20, 50, 10);
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 40.0f, 40.0f, 0x1F);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 35.0f, 40.0f, 40.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_2 | UPDBGCHECKINFO_FLAG_4 |
+                                UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
 }
 
 void EnWiz_SetupDead(EnWiz* this) {
diff --git a/src/overlays/actors/ovl_En_Wiz_Fire/z_en_wiz_fire.c b/src/overlays/actors/ovl_En_Wiz_Fire/z_en_wiz_fire.c
index bf63fcc3c4..bad93b6851 100644
--- a/src/overlays/actors/ovl_En_Wiz_Fire/z_en_wiz_fire.c
+++ b/src/overlays/actors/ovl_En_Wiz_Fire/z_en_wiz_fire.c
@@ -573,7 +573,9 @@ void EnWizFire_Update(Actor* thisx, PlayState* play2) {
     DECR(this->steamSpawnTimer);
     DECR(this->poolTimer);
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 5.0f, 10, 0x1D);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 5.0f, 10,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 |
+                                UPDBGCHECKINFO_FLAG_10);
 
     if ((this->hitByIceArrow || sPoolHitByIceArrow) && (this->steamSpawnTimer == 0)) {
         Vec3f accel;
diff --git a/src/overlays/actors/ovl_En_Yb/z_en_yb.c b/src/overlays/actors/ovl_En_Yb/z_en_yb.c
index 7a751c7ce7..b6c05815e6 100644
--- a/src/overlays/actors/ovl_En_Yb/z_en_yb.c
+++ b/src/overlays/actors/ovl_En_Yb/z_en_yb.c
@@ -406,7 +406,7 @@ void EnYb_Update(Actor* thisx, PlayState* play) {
     }
     if (CHECK_FLAG_ALL(this->actor.flags, ACTOR_FLAG_1)) {
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 25.0f, 40.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 40.0f, 25.0f, 40.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     }
 
     this->actionFunc(this, play);
diff --git a/src/overlays/actors/ovl_En_Zo/z_en_zo.c b/src/overlays/actors/ovl_En_Zo/z_en_zo.c
index 0e282656c2..aed16b8746 100644
--- a/src/overlays/actors/ovl_En_Zo/z_en_zo.c
+++ b/src/overlays/actors/ovl_En_Zo/z_en_zo.c
@@ -280,7 +280,7 @@ void EnZo_Update(Actor* thisx, PlayState* play) {
     EnZo* this = THIS;
 
     this->actionFunc(this, play);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     EnZo_LookAtPlayer(this, play);
     EnZo_PlayWalkingSound(this, play);
     EnZo_UpdateCollider(this, play);
diff --git a/src/overlays/actors/ovl_En_Zob/z_en_zob.c b/src/overlays/actors/ovl_En_Zob/z_en_zob.c
index 895c5c0326..2632724646 100644
--- a/src/overlays/actors/ovl_En_Zob/z_en_zob.c
+++ b/src/overlays/actors/ovl_En_Zob/z_en_zob.c
@@ -711,7 +711,7 @@ void EnZob_Update(Actor* thisx, PlayState* play) {
 
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_Zod/z_en_zod.c b/src/overlays/actors/ovl_En_Zod/z_en_zod.c
index 0da7a17bb0..1ef62420bc 100644
--- a/src/overlays/actors/ovl_En_Zod/z_en_zod.c
+++ b/src/overlays/actors/ovl_En_Zod/z_en_zod.c
@@ -527,7 +527,7 @@ void EnZod_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_4);
     this->actionFunc(this, play);
     EnZod_UpdateInstruments(this);
 
diff --git a/src/overlays/actors/ovl_En_Zog/z_en_zog.c b/src/overlays/actors/ovl_En_Zog/z_en_zog.c
index 1935d627ec..349724cb35 100644
--- a/src/overlays/actors/ovl_En_Zog/z_en_zog.c
+++ b/src/overlays/actors/ovl_En_Zog/z_en_zog.c
@@ -956,7 +956,7 @@ void EnZog_Update(Actor* thisx, PlayState* play) {
     EnZog* this = THIS;
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
     if (Cutscene_CheckActorAction(play, 0x1D7) && (ENZOG_GET_F(&this->actor) != ENZOG_F_2)) {
         this->actionFunc = func_80B9461C;
         this->actor.shape.yOffset = 0.0f;
diff --git a/src/overlays/actors/ovl_En_Zoraegg/z_en_zoraegg.c b/src/overlays/actors/ovl_En_Zoraegg/z_en_zoraegg.c
index cc391c0b1a..44a7055395 100644
--- a/src/overlays/actors/ovl_En_Zoraegg/z_en_zoraegg.c
+++ b/src/overlays/actors/ovl_En_Zoraegg/z_en_zoraegg.c
@@ -244,7 +244,7 @@ void func_80B31C40(EnZoraegg* this, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Math_Vec3f_Copy(&this->actor.focus.pos, &this->actor.world.pos);
     this->actor.focus.pos.y += 10.0f;
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 Actor* func_80B31CB4(PlayState* play) {
diff --git a/src/overlays/actors/ovl_En_Zos/z_en_zos.c b/src/overlays/actors/ovl_En_Zos/z_en_zos.c
index c538457e8d..3898e754c2 100644
--- a/src/overlays/actors/ovl_En_Zos/z_en_zos.c
+++ b/src/overlays/actors/ovl_En_Zos/z_en_zos.c
@@ -701,7 +701,7 @@ void EnZos_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 30.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 30.0f, UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_Zot/z_en_zot.c b/src/overlays/actors/ovl_En_Zot/z_en_zot.c
index ce5625b833..1eb6b020b1 100644
--- a/src/overlays/actors/ovl_En_Zot/z_en_zot.c
+++ b/src/overlays/actors/ovl_En_Zot/z_en_zot.c
@@ -1316,7 +1316,7 @@ void EnZot_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 15.0f, 30.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 15.0f, 30.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     this->unk_2F2 &= ~0x40;
     if (SkelAnime_Update(&this->skelAnime) && (this->unk_2F0 != 0)) {
diff --git a/src/overlays/actors/ovl_En_Zov/z_en_zov.c b/src/overlays/actors/ovl_En_Zov/z_en_zov.c
index 17c4a9f701..5a93d91ccc 100644
--- a/src/overlays/actors/ovl_En_Zov/z_en_zov.c
+++ b/src/overlays/actors/ovl_En_Zov/z_en_zov.c
@@ -476,7 +476,7 @@ void EnZov_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->picto.actor);
     Collider_UpdateCylinder(&this->picto.actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 10.0f, 10.0f, 10.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->picto.actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_4);
 
     this->actionFunc(this, play);
 
diff --git a/src/overlays/actors/ovl_En_Zow/z_en_zow.c b/src/overlays/actors/ovl_En_Zow/z_en_zow.c
index e68a110380..638fa0263f 100644
--- a/src/overlays/actors/ovl_En_Zow/z_en_zow.c
+++ b/src/overlays/actors/ovl_En_Zow/z_en_zow.c
@@ -547,7 +547,7 @@ void EnZow_Update(Actor* thisx, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
     Collider_UpdateCylinder(&this->actor, &this->collider);
     CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 15.0f, 30.0f, 5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 30.0f, 15.0f, 30.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
 
     if (this->unk_2CE != 0) {
         this->unk_2CA &= ~2;
diff --git a/src/overlays/actors/ovl_Mir_Ray2/z_mir_ray2.c b/src/overlays/actors/ovl_Mir_Ray2/z_mir_ray2.c
index a552e35ab1..c4e861ff63 100644
--- a/src/overlays/actors/ovl_Mir_Ray2/z_mir_ray2.c
+++ b/src/overlays/actors/ovl_Mir_Ray2/z_mir_ray2.c
@@ -115,7 +115,7 @@ void MirRay2_Update(Actor* thisx, PlayState* play) {
     } else {
         func_80AF3FE0(this, play);
         if (MIRRAY2_GET_F(thisx) != 1) {
-            Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, 4);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, 10.0f, 10.0f, UPDBGCHECKINFO_FLAG_4);
             this->actor.shape.shadowAlpha = 0x50;
         } else {
             func_80AF3F70(this);
diff --git a/src/overlays/actors/ovl_Obj_Aqua/z_obj_aqua.c b/src/overlays/actors/ovl_Obj_Aqua/z_obj_aqua.c
index 532daec900..c32fb582d2 100644
--- a/src/overlays/actors/ovl_Obj_Aqua/z_obj_aqua.c
+++ b/src/overlays/actors/ovl_Obj_Aqua/z_obj_aqua.c
@@ -257,7 +257,7 @@ void ObjAqua_Update(Actor* thisx, PlayState* play) {
         }
         this->actor.velocity.y *= 0.9f;
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 4.0f, 0.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 12.0f, 4.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
         if (this->actionFunc != func_80ACBDFC) {
             Collider_UpdateCylinder(&this->actor, &this->collider);
             this->collider.dim.radius = this->actor.scale.x * 3000.0f;
diff --git a/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.c b/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.c
index 05544da0e6..79a877803a 100644
--- a/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.c
+++ b/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.c
@@ -227,7 +227,7 @@ void ObjArmos_Destroy(Actor* thisx, PlayState* play) {
 
 void func_809A54B4(ObjArmos* this) {
     this->actionFunc = func_809A54E0;
-    this->unk_24C = 4;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_4;
     this->unk_266[1] = 0;
     this->unk_266[2] = 0;
     this->unk_266[3] = 0;
@@ -260,7 +260,7 @@ void func_809A54E0(ObjArmos* this, PlayState* play) {
 
 void func_809A5610(ObjArmos* this) {
     this->actionFunc = func_809A562C;
-    this->unk_24C = 5;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4;
 }
 
 void func_809A562C(ObjArmos* this, PlayState* play) {
@@ -304,7 +304,7 @@ void func_809A562C(ObjArmos* this, PlayState* play) {
 
 void func_809A57D8(ObjArmos* this) {
     this->actionFunc = func_809A57F4;
-    this->unk_24C = 4;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_4;
 }
 
 void func_809A57F4(ObjArmos* this, PlayState* play) {
@@ -322,12 +322,12 @@ void ObjArmos_Update(Actor* thisx, PlayState* play2) {
     this->actionFunc(this, play);
     this->dyna.actor.world.pos.y = this->dyna.actor.home.pos.y;
 
-    if (this->unk_24C != 0) {
-        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 20.0f, 30.0f, 0.0f, this->unk_24C);
+    if (this->updBgCheckInfoFlags != 0) {
+        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 20.0f, 30.0f, 0.0f, this->updBgCheckInfoFlags);
 
         if ((this->actionFunc == func_809A54E0) && (this->dyna.actor.bgCheckFlags & BGCHECKFLAG_GROUND) &&
             (DynaPoly_GetActor(&play->colCtx, this->dyna.actor.floorBgId) == NULL)) {
-            this->unk_24C = 0;
+            this->updBgCheckInfoFlags = 0;
         }
 
         this->unk_250.x = (Math_SinS(this->dyna.actor.shape.rot.y) * -9.0f) + this->dyna.actor.world.pos.x;
diff --git a/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.h b/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.h
index 2e94530059..177cc8e66b 100644
--- a/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.h
+++ b/src/overlays/actors/ovl_Obj_Armos/z_obj_armos.h
@@ -28,7 +28,7 @@ typedef struct ObjArmos {
     /* 0x1A0 */ Vec3s jointTable[OBJECT_AM_LIMB_MAX];
     /* 0x1F4 */ Vec3s morphTable[OBJECT_AM_LIMB_MAX];
     /* 0x248 */ ObjArmosActionFunc actionFunc;
-    /* 0x24C */ u32 unk_24C;
+    /* 0x24C */ u32 updBgCheckInfoFlags;
     /* 0x250 */ Vec3f unk_250;
     /* 0x25C */ f32* unk_25C;
     /* 0x260 */ f32 unk_260;
diff --git a/src/overlays/actors/ovl_Obj_Bigicicle/z_obj_bigicicle.c b/src/overlays/actors/ovl_Obj_Bigicicle/z_obj_bigicicle.c
index 04871bae56..1146175fda 100644
--- a/src/overlays/actors/ovl_Obj_Bigicicle/z_obj_bigicicle.c
+++ b/src/overlays/actors/ovl_Obj_Bigicicle/z_obj_bigicicle.c
@@ -238,7 +238,7 @@ void func_80AE9258(ObjBigicicle* this, PlayState* play) {
     ObjIcePoly* icePoly;
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     itemAction = play->actorCtx.actorLists[ACTORCAT_ITEMACTION].first;
 
diff --git a/src/overlays/actors/ovl_Obj_Comb/z_obj_comb.c b/src/overlays/actors/ovl_Obj_Comb/z_obj_comb.c
index f37a15a80b..957ac1433d 100644
--- a/src/overlays/actors/ovl_Obj_Comb/z_obj_comb.c
+++ b/src/overlays/actors/ovl_Obj_Comb/z_obj_comb.c
@@ -475,7 +475,7 @@ void func_8098DEA0(ObjComb* this, PlayState* play) {
         Actor_MoveWithGravity(&this->actor);
         this->actor.shape.rot.x += this->unk_1AE;
         this->actor.shape.rot.y += this->unk_1B0;
-        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 12.0f, 0.0f, 5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 20.0f, 12.0f, 0.0f, UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4);
         CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
     }
 }
diff --git a/src/overlays/actors/ovl_Obj_Flowerpot/z_obj_flowerpot.c b/src/overlays/actors/ovl_Obj_Flowerpot/z_obj_flowerpot.c
index a5c66629aa..cc818c883b 100644
--- a/src/overlays/actors/ovl_Obj_Flowerpot/z_obj_flowerpot.c
+++ b/src/overlays/actors/ovl_Obj_Flowerpot/z_obj_flowerpot.c
@@ -384,7 +384,8 @@ void func_80A1C554(ObjFlowerpot* this) {
 }
 
 void func_80A1C5E8(ObjFlowerpot* this, PlayState* play) {
-    Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f, 0x45);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
 }
 
 void func_80A1C62C(ObjFlowerpot* this, PlayState* play) {
diff --git a/src/overlays/actors/ovl_Obj_Ghaka/z_obj_ghaka.c b/src/overlays/actors/ovl_Obj_Ghaka/z_obj_ghaka.c
index e7ddf50386..021c253ce9 100644
--- a/src/overlays/actors/ovl_Obj_Ghaka/z_obj_ghaka.c
+++ b/src/overlays/actors/ovl_Obj_Ghaka/z_obj_ghaka.c
@@ -157,7 +157,7 @@ void ObjGhaka_Init(Actor* thisx, PlayState* play) {
     DynaPolyActor_Init(&this->dyna, 1);
     CollisionHeader_GetVirtual(&object_ghaka_Colheader_003CD0, &colHeader);
     this->dyna.bgId = DynaPoly_SetBgActor(play, &play->colCtx.dyna, &this->dyna.actor, colHeader);
-    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 0x4);
+    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     if (this->dyna.actor.floorPoly == 0) {
         Actor_Kill(&this->dyna.actor);
     }
diff --git a/src/overlays/actors/ovl_Obj_Grass_Carry/z_obj_grass_carry.c b/src/overlays/actors/ovl_Obj_Grass_Carry/z_obj_grass_carry.c
index e649664f3c..e46c5da445 100644
--- a/src/overlays/actors/ovl_Obj_Grass_Carry/z_obj_grass_carry.c
+++ b/src/overlays/actors/ovl_Obj_Grass_Carry/z_obj_grass_carry.c
@@ -103,7 +103,9 @@ void func_809AAF18(ObjGrassCarry* this) {
 }
 
 void func_809AAF58(ObjGrassCarry* this, PlayState* play) {
-    Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f, 0xC5);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 7.5f, 35.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40 |
+                                UPDBGCHECKINFO_FLAG_80);
 }
 
 void func_809AAF9C(Vec3f* arg0, s16 arg1, PlayState* play) {
diff --git a/src/overlays/actors/ovl_Obj_Hakaisi/z_obj_hakaisi.c b/src/overlays/actors/ovl_Obj_Hakaisi/z_obj_hakaisi.c
index dcd1dad4e6..582d0a235a 100644
--- a/src/overlays/actors/ovl_Obj_Hakaisi/z_obj_hakaisi.c
+++ b/src/overlays/actors/ovl_Obj_Hakaisi/z_obj_hakaisi.c
@@ -123,7 +123,7 @@ void ObjHakaisi_Init(Actor* thisx, PlayState* play) {
         Actor_Kill(&this->dyna.actor);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (this->dyna.actor.floorPoly == NULL) {
         Actor_Kill(&this->dyna.actor);
@@ -423,7 +423,7 @@ void func_80B1544C(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
 
-    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 }
 
 void func_80B154A0(Actor* thisx, PlayState* play) {
diff --git a/src/overlays/actors/ovl_Obj_Kendo_Kanban/z_obj_kendo_kanban.c b/src/overlays/actors/ovl_Obj_Kendo_Kanban/z_obj_kendo_kanban.c
index 4d5845d458..26191e3974 100644
--- a/src/overlays/actors/ovl_Obj_Kendo_Kanban/z_obj_kendo_kanban.c
+++ b/src/overlays/actors/ovl_Obj_Kendo_Kanban/z_obj_kendo_kanban.c
@@ -211,7 +211,7 @@ void ObjKendoKanban_Init(Actor* thisx, PlayState* play) {
         Collider_SetTrisVertices(&this->colliderTris, i, &vertices[0], &vertices[1], &vertices[2]);
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     this->boardFragments = OBJKENDOKANBAN_GET_BOARD_FRAGMENTS(&this->actor);
     this->actor.gravity = -2.0f;
@@ -380,7 +380,7 @@ void ObjKendoKanban_HandlePhysics(ObjKendoKanban* this, PlayState* play) {
         Matrix_Pop();
     }
 
-    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (this->actor.bgCheckFlags & BGCHECKFLAG_GROUND) {
         // When on the ground, apply some friction.
diff --git a/src/overlays/actors/ovl_Obj_Kibako/z_obj_kibako.c b/src/overlays/actors/ovl_Obj_Kibako/z_obj_kibako.c
index 8dbff17b2e..5b15d0eccf 100644
--- a/src/overlays/actors/ovl_Obj_Kibako/z_obj_kibako.c
+++ b/src/overlays/actors/ovl_Obj_Kibako/z_obj_kibako.c
@@ -252,7 +252,8 @@ void func_80926B40(ObjKibako* this) {
 
 void func_80926B54(ObjKibako* this, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f, 0x45);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
     if (Object_IsLoaded(&play->objectCtx, this->bankIndex)) {
         this->actor.draw = ObjKibako_Draw;
         this->actor.objBankIndex = this->bankIndex;
@@ -293,7 +294,8 @@ void ObjKibako_Idle(ObjKibako* this, PlayState* play) {
     } else {
         Actor_MoveWithGravity(&this->actor);
         func_809262BC(this);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f, 0x45);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
 
         if (!(this->collider.base.ocFlags1 & OC1_TYPE_PLAYER) && (this->actor.xzDistToPlayer > 28.0f)) {
             this->collider.base.ocFlags1 |= OC1_TYPE_PLAYER;
@@ -349,7 +351,8 @@ void ObjKibako_Held(ObjKibako* this, PlayState* play) {
             ObjKibako_SetupThrown(this);
             this->actor.flags &= ~ACTOR_FLAG_4000000;
         }
-        Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f, 0x45);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
     } else {
         pos.x = this->actor.world.pos.x;
         pos.y = this->actor.world.pos.y + 20.0f;
@@ -406,7 +409,8 @@ void ObjKibako_Thrown(ObjKibako* this, PlayState* play) {
             Math_StepToS(&D_8092738C, D_80927388, 0xA0);
             this->actor.shape.rot.x = (s16)(this->actor.shape.rot.x + D_80927384);
             this->actor.shape.rot.y = (s16)(this->actor.shape.rot.y + D_8092738C);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f, 0x45);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 18.0f, 15.0f, 0.0f,
+                                    UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
             Collider_UpdateCylinder(&this->actor, &this->collider);
             CollisionCheck_SetOC(play, &play->colChkCtx, &this->collider.base);
             CollisionCheck_SetAT(play, &play->colChkCtx, &this->collider.base);
diff --git a/src/overlays/actors/ovl_Obj_Lupygamelift/z_obj_lupygamelift.c b/src/overlays/actors/ovl_Obj_Lupygamelift/z_obj_lupygamelift.c
index 7be450b3b5..8d6ae9f71c 100644
--- a/src/overlays/actors/ovl_Obj_Lupygamelift/z_obj_lupygamelift.c
+++ b/src/overlays/actors/ovl_Obj_Lupygamelift/z_obj_lupygamelift.c
@@ -53,7 +53,7 @@ void ObjLupygamelift_Init(Actor* thisx, PlayState* play) {
     this->dyna.actor.shape.rot.z = 0;
     this->dyna.actor.world.rot.z = 0;
     this->timer = 0;
-    Actor_UpdateBgCheckInfo(play, thisx, 0.0f, 0.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, thisx, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     ActorShape_Init(&thisx->shape, 0.0f, ActorShadow_DrawSquare, 0.0f);
     DynaPolyActor_Init(&this->dyna, 1);
     DynaPolyActor_LoadMesh(play, &this->dyna, &object_raillift_Colheader_0048D0);
diff --git a/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.c b/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.c
index 51eadfadca..d5f0c902c1 100644
--- a/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.c
+++ b/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.c
@@ -244,7 +244,7 @@ void func_809A3A48(ObjPzlblock* this) {
     this->unk_16E[2] = 0;
     this->unk_16E[3] = 0;
     this->unk_16E[0] = 0;
-    this->unk_160 = 4;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_4;
 }
 
 void func_809A3A74(ObjPzlblock* this, PlayState* play) {
@@ -275,7 +275,7 @@ void func_809A3A74(ObjPzlblock* this, PlayState* play) {
 
 void func_809A3BA4(ObjPzlblock* this) {
     this->actionFunc = func_809A3BC0;
-    this->unk_160 = 5;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4;
 }
 
 void func_809A3BC0(ObjPzlblock* this, PlayState* play) {
@@ -313,7 +313,7 @@ void func_809A3BC0(ObjPzlblock* this, PlayState* play) {
 
 void func_809A3D1C(ObjPzlblock* this) {
     this->actionFunc = func_809A3D38;
-    this->unk_160 = 4;
+    this->updBgCheckInfoFlags = UPDBGCHECKINFO_FLAG_4;
 }
 
 void func_809A3D38(ObjPzlblock* this, PlayState* play) {
@@ -328,7 +328,7 @@ void ObjPzlblock_Update(Actor* thisx, PlayState* play) {
     ObjPzlblock* this = THIS;
 
     this->dyna.actor.world.pos.y = this->dyna.actor.home.pos.y;
-    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 0.0f, 4);
+    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
 
     if (Object_IsLoaded(&play->objectCtx, this->unk_17A)) {
         ObjPzlblockStruct* sp2C = &D_809A4060[OBJPZLBLOCK_GET_1000(&this->dyna.actor)];
@@ -348,12 +348,12 @@ void func_809A3E58(Actor* thisx, PlayState* play) {
 
     this->dyna.actor.world.pos.y = this->dyna.actor.home.pos.y;
 
-    if (this->unk_160 != 0) {
-        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 0.0f, this->unk_160);
+    if (this->updBgCheckInfoFlags != 0) {
+        Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 15.0f, 30.0f, 0.0f, this->updBgCheckInfoFlags);
         if (((this->actionFunc == func_809A3A74) || (this->actionFunc == func_809A3D38)) &&
             (this->dyna.actor.bgCheckFlags & BGCHECKFLAG_GROUND) &&
             !DynaPoly_GetActor(&play->colCtx, this->dyna.actor.floorBgId)) {
-            this->unk_160 = 0;
+            this->updBgCheckInfoFlags = 0;
         }
     }
 }
diff --git a/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.h b/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.h
index 27a038860f..5cf67efcc9 100644
--- a/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.h
+++ b/src/overlays/actors/ovl_Obj_Pzlblock/z_obj_pzlblock.h
@@ -15,7 +15,7 @@ typedef void (*ObjPzlblockActionFunc)(struct ObjPzlblock*, PlayState*);
 typedef struct ObjPzlblock {
     /* 0x000 */ DynaPolyActor dyna;
     /* 0x15C */ ObjPzlblockActionFunc actionFunc;
-    /* 0x160 */ s32 unk_160;
+    /* 0x160 */ s32 updBgCheckInfoFlags;
     /* 0x164 */ f32* unk_164;
     /* 0x168 */ f32 unk_168;
     /* 0x16C */ s16 unk_16C;
diff --git a/src/overlays/actors/ovl_Obj_Snowball2/z_obj_snowball2.c b/src/overlays/actors/ovl_Obj_Snowball2/z_obj_snowball2.c
index f5c39f0b8c..ec05294d11 100644
--- a/src/overlays/actors/ovl_Obj_Snowball2/z_obj_snowball2.c
+++ b/src/overlays/actors/ovl_Obj_Snowball2/z_obj_snowball2.c
@@ -374,7 +374,8 @@ void func_80B39C9C(ObjSnowball2* this, PlayState* play) {
 
         if (this->unk_1AD == 0) {
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, 0x44);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f,
+                                    UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
             if ((this->actor.bgCheckFlags & BGCHECKFLAG_GROUND) &&
                 (DynaPoly_GetActor(&play->colCtx, this->actor.floorBgId) == NULL)) {
                 this->unk_1AD = 1;
@@ -422,7 +423,8 @@ void func_80B39FA8(ObjSnowball2* this, PlayState* play) {
         this->actor.velocity.y *= 0.4f;
         this->actor.gravity = -2.8f;
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, 0x45);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
         func_80B3A0D8(this);
     } else {
         sp30.x = this->actor.world.pos.x;
@@ -510,7 +512,8 @@ void func_80B3A13C(ObjSnowball2* this, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, 0x45);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
     this->actor.shape.rot.x += this->unk_1A8;
     this->actor.shape.rot.y += this->unk_1AA;
     func_80B38E20(this);
diff --git a/src/overlays/actors/ovl_Obj_Toge/z_obj_toge.c b/src/overlays/actors/ovl_Obj_Toge/z_obj_toge.c
index 490ade729e..c6ed2cc2cb 100644
--- a/src/overlays/actors/ovl_Obj_Toge/z_obj_toge.c
+++ b/src/overlays/actors/ovl_Obj_Toge/z_obj_toge.c
@@ -244,7 +244,8 @@ void func_809A48AC(ObjToge* this, PlayState* play) {
     }
 
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, D_809A4D0C[OBJTOGE_GET_4000(&this->actor)] * 30.0f, 0.0f, 0x81);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 10.0f, D_809A4D0C[OBJTOGE_GET_4000(&this->actor)] * 30.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_80);
 
     if (this->actor.bgCheckFlags & BGCHECKFLAG_WALL) {
         this->actor.world.rot.y = Math_Vec3f_Yaw(&this->actor.world.pos, &this->unk_198[this->unk_194]);
diff --git a/src/overlays/actors/ovl_Obj_Tokeidai/z_obj_tokeidai.c b/src/overlays/actors/ovl_Obj_Tokeidai/z_obj_tokeidai.c
index a61fb6f64e..94e9c85c16 100644
--- a/src/overlays/actors/ovl_Obj_Tokeidai/z_obj_tokeidai.c
+++ b/src/overlays/actors/ovl_Obj_Tokeidai/z_obj_tokeidai.c
@@ -324,7 +324,7 @@ void ObjTokeidai_ExteriorGear_Collapse(ObjTokeidai* this, PlayState* play) {
         this->actor.shape.rot.x += 0x50;
         this->actor.shape.rot.z += 0x50;
         Actor_MoveWithGravity(&this->actor);
-        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, 4);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 0.0f, 0.0f, 0.0f, UPDBGCHECKINFO_FLAG_4);
     }
 }
 
diff --git a/src/overlays/actors/ovl_Obj_Tsubo/z_obj_tsubo.c b/src/overlays/actors/ovl_Obj_Tsubo/z_obj_tsubo.c
index 99b7e35320..7b4fcf574e 100644
--- a/src/overlays/actors/ovl_Obj_Tsubo/z_obj_tsubo.c
+++ b/src/overlays/actors/ovl_Obj_Tsubo/z_obj_tsubo.c
@@ -431,7 +431,7 @@ void func_80928914(ObjTsubo* this) {
 
 void func_80928928(ObjTsubo* this, PlayState* play) {
     Actor_MoveWithGravity(&this->actor);
-    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, 0x44);
+    Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
     if (Object_IsLoaded(&play->objectCtx, this->objBankIndex)) {
         this->actor.objBankIndex = this->objBankIndex;
         func_809289B4(this);
@@ -493,7 +493,8 @@ void func_809289E4(ObjTsubo* this, PlayState* play) {
     } else {
         if (!this->unk_195) {
             Actor_MoveWithGravity(&this->actor);
-            Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, 0x44);
+            Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f,
+                                    UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40);
             if ((this->actor.bgCheckFlags & BGCHECKFLAG_GROUND) &&
                 (DynaPoly_GetActor(&play->colCtx, this->actor.floorBgId) == NULL)) {
                 this->unk_195 = true;
@@ -532,7 +533,9 @@ void func_80928D80(ObjTsubo* this, PlayState* play) {
         this->actor.room = play->roomCtx.curRoom.num;
         Actor_MoveWithGravity(&this->actor);
         this->actor.flags &= ~ACTOR_FLAG_4000000;
-        Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, 0xC5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40 |
+                                    UPDBGCHECKINFO_FLAG_80);
         func_80928E74(this);
     } else {
         pos.x = this->actor.world.pos.x;
@@ -605,7 +608,9 @@ void func_80928F18(ObjTsubo* this, PlayState* play) {
         Math_StepToS(&D_8092950C, D_80929508, 150);
         this->actor.shape.rot.x += D_80929504;
         this->actor.shape.rot.y += D_8092950C;
-        Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f, 0xC5);
+        Actor_UpdateBgCheckInfo(play, &this->actor, 15.0f, 15.0f, 0.0f,
+                                UPDBGCHECKINFO_FLAG_1 | UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_40 |
+                                    UPDBGCHECKINFO_FLAG_80);
         Collider_UpdateCylinder(&this->actor, &this->cylinderCollider);
         CollisionCheck_SetOC(play, &play->colChkCtx, &this->cylinderCollider.base);
         CollisionCheck_SetAT(play, &play->colChkCtx, &this->cylinderCollider.base);
diff --git a/src/overlays/actors/ovl_Obj_Um/z_obj_um.c b/src/overlays/actors/ovl_Obj_Um/z_obj_um.c
index f06d13caf9..ac938752a4 100644
--- a/src/overlays/actors/ovl_Obj_Um/z_obj_um.c
+++ b/src/overlays/actors/ovl_Obj_Um/z_obj_um.c
@@ -1713,7 +1713,8 @@ void ObjUm_Update(Actor* thisx, PlayState* play) {
 
     this->actionFunc(this, play);
     this->unk_350++;
-    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f, 0x1C);
+    Actor_UpdateBgCheckInfo(play, &this->dyna.actor, 0.0f, 0.0f, 0.0f,
+                            UPDBGCHECKINFO_FLAG_4 | UPDBGCHECKINFO_FLAG_8 | UPDBGCHECKINFO_FLAG_10);
 
     if (this->donkey != NULL) {
         this->donkey->actor.world.pos.x = this->dyna.actor.world.pos.x;