diff --git a/config/eur/arm9/symbols.txt b/config/eur/arm9/symbols.txt
index e2275b13..85380478 100644
--- a/config/eur/arm9/symbols.txt
+++ b/config/eur/arm9/symbols.txt
@@ -1493,8 +1493,8 @@ func_0202ff30 kind:function(arm,size=0x14) addr:0x0202ff30
 _ZN14OverlayManager4LoadEjj kind:function(thumb,size=0x1e) addr:0x0202ff44
 _ZN14OverlayManager15LoadIfNotLoadedEjj kind:function(thumb,size=0x20) addr:0x0202ff64
 _ZN14OverlayManager6UnloadEj kind:function(thumb,size=0x1e) addr:0x0202ff84
-_ZN14OverlayManager16LoadOverlaySetupEi kind:function(thumb,size=0x64) addr:0x0202ffa4
-_ZN14OverlayManager18UnloadOverlaySetupEv kind:function(thumb,size=0x34) addr:0x02030008
+_ZN14OverlayManager12LoadGameModeEi kind:function(thumb,size=0x64) addr:0x0202ffa4
+_ZN14OverlayManager14UnloadGameModeEv kind:function(thumb,size=0x34) addr:0x02030008
 func_0203003c kind:function(thumb,size=0x2) addr:0x0203003c
 func_02030040 kind:function(thumb,size=0xc) addr:0x02030040
 func_0203004c kind:function(thumb,size=0x2) addr:0x0203004c
@@ -2536,7 +2536,7 @@ data_020561c4 kind:data(any) addr:0x020561c4
 data_020561d4 kind:data(any) addr:0x020561d4
 data_020561dc kind:data(any) addr:0x020561dc
 data_020561f0 kind:data(any) addr:0x020561f0
-gOverlaySetups kind:data(any) addr:0x020561f4
+gGameModes kind:data(any) addr:0x020561f4
 data_020562d4 kind:data(any) addr:0x020562d4
 data_020562e2 kind:data(any) addr:0x020562e2
 data_02056300 kind:data(any) addr:0x02056300
diff --git a/config/usa/arm9/symbols.txt b/config/usa/arm9/symbols.txt
index 9ca1d9bc..b216983c 100644
--- a/config/usa/arm9/symbols.txt
+++ b/config/usa/arm9/symbols.txt
@@ -1493,8 +1493,8 @@ func_0202ff30 kind:function(arm,size=0x14) addr:0x0202ff2c
 _ZN14OverlayManager4LoadEjj kind:function(thumb,size=0x1e) addr:0x0202ff40
 _ZN14OverlayManager15LoadIfNotLoadedEjj kind:function(thumb,size=0x20) addr:0x0202ff60
 _ZN14OverlayManager6UnloadEj kind:function(thumb,size=0x1e) addr:0x0202ff80
-_ZN14OverlayManager16LoadOverlaySetupEi kind:function(thumb,size=0x64) addr:0x0202ffa0
-_ZN14OverlayManager18UnloadOverlaySetupEv kind:function(thumb,size=0x34) addr:0x02030004
+_ZN14OverlayManager12LoadGameModeEi kind:function(thumb,size=0x64) addr:0x0202ffa0
+_ZN14OverlayManager14UnloadGameModeEv kind:function(thumb,size=0x34) addr:0x02030004
 func_0203003c kind:function(thumb,size=0x2) addr:0x02030038
 func_02030040 kind:function(thumb,size=0xc) addr:0x0203003c
 func_0203004c kind:function(thumb,size=0x2) addr:0x02030048
@@ -2536,7 +2536,7 @@ data_020561c4 kind:data(any) addr:0x02056180
 data_020561d4 kind:data(any) addr:0x02056190
 data_020561dc kind:data(any) addr:0x02056198
 data_020561f0 kind:data(any) addr:0x020561ac
-gOverlaySetups kind:data(any) addr:0x020561b0
+gGameModes kind:data(any) addr:0x020561b0
 data_020562d4 kind:data(any) addr:0x02056290
 data_020562e2 kind:data(any) addr:0x0205629e
 data_02056300 kind:data(any) addr:0x020562bc
diff --git a/docs/overlays.md b/docs/overlays.md
index 00eecb0d..90d21f64 100644
--- a/docs/overlays.md
+++ b/docs/overlays.md
@@ -67,8 +67,8 @@ contribute to this list!
 `60` | ---             | 12   |
 `61` | ---             | 12   |
 
-## Overlay setups
-The game contains a list of "overlay setups" which contain overlay IDs to load into slot 1, 2, 3 and 12.
+## Game modes
+There is a list of game mode called `gGameModes` which contain overlay IDs to load into slot 1, 2, 3 and 12.
 
  Index | Slot 1 | Slot 2 | Slot 3 | Slot 12 | Usage
 -------|--------|--------|--------|---------|-------
diff --git a/include/System/OverlayManager.hpp b/include/System/OverlayManager.hpp
index 42118b57..e2ceb3f0 100644
--- a/include/System/OverlayManager.hpp
+++ b/include/System/OverlayManager.hpp
@@ -159,8 +159,8 @@ public:
     void Load(OverlayIndex index, OverlayId id);
     void LoadIfNotLoaded(OverlayIndex index, OverlayId id);
     void Unload(OverlayIndex index);
-    void LoadOverlaySetup(s32 index);
-    void UnloadOverlaySetup();
+    void LoadGameMode(s32 mode);
+    void UnloadGameMode();
 
     void LoadEquipItem(ItemFlag equipId);
 };
diff --git a/src/Main/System/OverlayManager.cpp b/src/Main/System/OverlayManager.cpp
index 5295fa2d..4f7da68c 100644
--- a/src/Main/System/OverlayManager.cpp
+++ b/src/Main/System/OverlayManager.cpp
@@ -9,7 +9,7 @@ struct UnkStruct_020ee698 {
 };
 extern UnkStruct_020ee698 data_ov000_020ee698;
 
-struct OverlaySetup {
+struct GameMode {
     /* 00 */ unk8 mUnk_00;
     /* 01 */ unk8 mUnk_01;
     /* 02 */ unk8 mUnk_02;
@@ -22,7 +22,7 @@ struct OverlaySetup {
     /* 18 */ void *mUnk_18;
     /* 1c */
 };
-extern OverlaySetup gOverlaySetups[];
+extern GameMode gGameModes[];
 
 extern u32 *data_027e0ce0[];
 extern "C" void func_ov007_02102850(u32 **);
@@ -54,21 +54,21 @@ THUMB void OverlayManager::Unload(OverlayIndex index) {
 
 //! TODO: solve the .word issue with the overlay IDs
 //! both functions should match otherwise
-THUMB void OverlayManager::LoadOverlaySetup(s32 index) {
+THUMB void OverlayManager::LoadGameMode(s32 mode) {
     OverlayId overlayId;
-    OverlaySetup *pSetup;
+    GameMode *pSetup;
 
-    pSetup = &gOverlaySetups[index];
+    pSetup = &gGameModes[mode];
 
     this->LoadIfNotLoaded(OverlayIndex_1, pSetup->slot1Overlay);
     this->LoadIfNotLoaded(OverlayIndex_2, pSetup->slot2Overlay);
 
-    if (index == 5) {
+    if (mode == 5) {
         func_ov007_02102850(data_027e0ce0);
     } else {
         overlayId = pSetup->slot12Overlay;
 
-        if (index == 6 && data_ov000_020ee698.mUnk_2c == 2) {
+        if (mode == 6 && data_ov000_020ee698.mUnk_2c == 2) {
             overlayId = OverlayId_61;
         }
 
@@ -77,7 +77,7 @@ THUMB void OverlayManager::LoadOverlaySetup(s32 index) {
     }
 }
 
-THUMB void OverlayManager::UnloadOverlaySetup() {
+THUMB void OverlayManager::UnloadGameMode() {
     this->Unload(OverlayIndex_12);
     this->Unload(OverlayIndex_3);