diff --git a/config/dedup.us.yaml b/config/dedup.us.yaml
index 5a9eaa43b..6f97b7d98 100644
--- a/config/dedup.us.yaml
+++ b/config/dedup.us.yaml
@@ -14684,3 +14684,10 @@ groups:
     func: DEFINE_func_8018BA18
     vram: 0x8018BA18
     binaries: [ov_SC04_018, ov_SC04_019]
+  - id: E_func_8018B7FC
+    tier: h_exact
+    hash: 0297d8806ce230a7c840359aa6c826f2588b404d
+    source: src/shared/engine_core.h
+    func: DEFINE_func_8018B7FC
+    vram: 0x8018B7FC
+    binaries: [ov_SC04_018, ov_SC04_019]
diff --git a/src/ov_SC04_018/ov_SC04_018_jr_80188E1C.c b/src/ov_SC04_018/ov_SC04_018_jr_80188E1C.c
index 56437c8d9..a9f725288 100644
--- a/src/ov_SC04_018/ov_SC04_018_jr_80188E1C.c
+++ b/src/ov_SC04_018/ov_SC04_018_jr_80188E1C.c
@@ -4638,30 +4638,7 @@ INCLUDE_ASM("asm/ov_SC04_018/nonmatchings/ov_SC04_018_jr_80188E1C", func_8018B79
 
 #include "common.h"
 
-extern s32 func_8012E57C(s32 a0, s32 a1);
-extern s32 func_80184BAC(s32 arg0, s32 arg1);
-extern u8 D_80078EBA;
-
-void func_8018B7FC(void *a0) {
-    s32 v0;
-
-    v0 = func_8012E57C(0x61, 0x8);
-    *(s32 *)((char *)a0 + 0xCC) = v0;
-
-    if (D_80078EBA == 3) {
-        v0 = 0;
-    } else {
-        v0 = func_80184BAC(0x7, 0x13);
-        v0 = (0U < (u32)v0) ? 1 : 0;
-    }
-
-    if (v0 != 0) {
-        v0 = 1;
-    } else {
-        v0 = 2;
-    }
-    *(s16 *)((char *)a0 + 0x2) = v0;
-}
+DEFINE_func_8018B7FC()  /* dedup: shared engine-core @0x8018B7FC (src/shared) */
 
 
 DEFINE_func_8018B868()  /* dedup: shared engine-core @0x8018B868 (src/shared) */
diff --git a/src/ov_SC04_019/ov_SC04_019_jr_80188E1C.c b/src/ov_SC04_019/ov_SC04_019_jr_80188E1C.c
index caec13e0c..e0bd94242 100644
--- a/src/ov_SC04_019/ov_SC04_019_jr_80188E1C.c
+++ b/src/ov_SC04_019/ov_SC04_019_jr_80188E1C.c
@@ -4039,7 +4039,7 @@ INCLUDE_ASM("asm/ov_SC04_019/nonmatchings/ov_SC04_019_jr_80188E1C", func_8018B73
 
 INCLUDE_ASM("asm/ov_SC04_019/nonmatchings/ov_SC04_019_jr_80188E1C", func_8018B798);
 
-INCLUDE_ASM("asm/ov_SC04_019/nonmatchings/ov_SC04_019_jr_80188E1C", func_8018B7FC);
+DEFINE_func_8018B7FC()  /* dedup: shared engine-core @0x8018B7FC (src/shared) */
 
 DEFINE_func_8018B868()  /* dedup: shared engine-core @0x8018B868 (src/shared) */
 
diff --git a/src/shared/engine_core.h b/src/shared/engine_core.h
index 7d263d4fb..dc4c4ba21 100644
--- a/src/shared/engine_core.h
+++ b/src/shared/engine_core.h
@@ -60714,6 +60714,28 @@
         } \
     }
 
+#define DEFINE_func_8018B7FC() \
+    extern s32 func_8012E57C(s32 a0, s32 a1); \
+    extern s32 func_80184BAC(s32 arg0, s32 arg1); \
+    extern u8 D_80078EBA; \
+    void func_8018B7FC(void *a0) { \
+        s32 v0; \
+        v0 = func_8012E57C(0x61, 0x8); \
+        *(s32 *)((char *)a0 + 0xCC) = v0; \
+        if (D_80078EBA == 3) { \
+            v0 = 0; \
+        } else { \
+            v0 = func_80184BAC(0x7, 0x13); \
+            v0 = (0U < (u32)v0) ? 1 : 0; \
+        } \
+        if (v0 != 0) { \
+            v0 = 1; \
+        } else { \
+            v0 = 2; \
+        } \
+        *(s16 *)((char *)a0 + 0x2) = v0; \
+    }
+
 #endif
 
 #define DEFINE_func_80128EA8() \
@@ -150833,4 +150855,26 @@
         } \
     }
 
+#define DEFINE_func_8018B7FC() \
+    extern s32 func_8012E57C(s32 a0, s32 a1); \
+    extern s32 func_80184BAC(s32 arg0, s32 arg1); \
+    extern u8 D_80078EBA; \
+    void func_8018B7FC(void *a0) { \
+        s32 v0; \
+        v0 = func_8012E57C(0x61, 0x8); \
+        *(s32 *)((char *)a0 + 0xCC) = v0; \
+        if (D_80078EBA == 3) { \
+            v0 = 0; \
+        } else { \
+            v0 = func_80184BAC(0x7, 0x13); \
+            v0 = (0U < (u32)v0) ? 1 : 0; \
+        } \
+        if (v0 != 0) { \
+            v0 = 1; \
+        } else { \
+            v0 = 2; \
+        } \
+        *(s16 *)((char *)a0 + 0x2) = v0; \
+    }
+
 #endif