diff --git a/src/game/game_106d40.c b/src/game/game_106d40.c
index f5dbb737e..935523ce6 100644
--- a/src/game/game_106d40.c
+++ b/src/game/game_106d40.c
@@ -1322,30 +1322,18 @@ glabel func0f107eb8
 /*  f107f14:	00000000 */ 	sll	$zero,$zero,0x0
 );
 
-GLOBAL_ASM(
-glabel func0f107f18
-/*  f107f18:	3c028007 */ 	lui	$v0,%hi(g_CheatSpecs)
-/*  f107f1c:	24423a90 */ 	addiu	$v0,$v0,%lo(g_CheatSpecs)
-/*  f107f20:	00001825 */ 	or	$v1,$zero,$zero
-/*  f107f24:	2405002a */ 	addiu	$a1,$zero,0x2a
-.L0f107f28:
-/*  f107f28:	904e0004 */ 	lbu	$t6,0x4($v0)
-/*  f107f2c:	548e0008 */ 	bnel	$a0,$t6,.L0f107f50
-/*  f107f30:	24630001 */ 	addiu	$v1,$v1,0x1
-/*  f107f34:	904f0006 */ 	lbu	$t7,0x6($v0)
-/*  f107f38:	31f80004 */ 	andi	$t8,$t7,0x4
-/*  f107f3c:	53000004 */ 	beqzl	$t8,.L0f107f50
-/*  f107f40:	24630001 */ 	addiu	$v1,$v1,0x1
-/*  f107f44:	03e00008 */ 	jr	$ra
-/*  f107f48:	00601025 */ 	or	$v0,$v1,$zero
-/*  f107f4c:	24630001 */ 	addiu	$v1,$v1,0x1
-.L0f107f50:
-/*  f107f50:	1465fff5 */ 	bne	$v1,$a1,.L0f107f28
-/*  f107f54:	24420008 */ 	addiu	$v0,$v0,0x8
-/*  f107f58:	2402ffff */ 	addiu	$v0,$zero,-1
-/*  f107f5c:	03e00008 */ 	jr	$ra
-/*  f107f60:	00000000 */ 	sll	$zero,$zero,0x0
-);
+s32 cheatGetByCompletedStageIndex(s32 stage_index)
+{
+	s32 cheat_id;
+
+	for (cheat_id = 0; cheat_id < 0x2a; cheat_id++) {
+		if (g_CheatSpecs[cheat_id].stage_index == stage_index && (g_CheatSpecs[cheat_id].method & CHEATMETHOD_COMPLETE)) {
+			return cheat_id;
+		}
+	}
+
+	return -1;
+}
 
 s32 cheatGetTime(s32 cheat_id)
 {
diff --git a/src/game/game_10ccd0.c b/src/game/game_10ccd0.c
index b8b903e37..88eb11614 100644
--- a/src/game/game_10ccd0.c
+++ b/src/game/game_10ccd0.c
@@ -1977,7 +1977,7 @@ glabel func0f10e620
 /*  f10e6c4:	00022e42 */ 	srl	$a1,$v0,0x19
 /*  f10e6c8:	3c04800a */ 	lui	$a0,0x800a
 /*  f10e6cc:	9084dfea */ 	lbu	$a0,-0x2016($a0)
-/*  f10e6d0:	0fc41fc6 */ 	jal	func0f107f18
+/*  f10e6d0:	0fc41fc6 */ 	jal	cheatGetByCompletedStageIndex
 /*  f10e6d4:	afa20034 */ 	sw	$v0,0x34($sp)
 /*  f10e6d8:	8fa30034 */ 	lw	$v1,0x34($sp)
 /*  f10e6dc:	3c188007 */ 	lui	$t8,0x8007
diff --git a/src/include/constants.h b/src/include/constants.h
index 3e2b522fd..0d6105e05 100644
--- a/src/include/constants.h
+++ b/src/include/constants.h
@@ -139,6 +139,11 @@
 #define CHEAT_AR53                   40
 #define CHEAT_RCP45                  41
 
+#define CHEATMETHOD_TIMED       0
+#define CHEATMETHOD_TRANSFERPAK 2
+#define CHEATMETHOD_COMPLETE    4
+#define CHEATMETHOD_FIRINGRANGE 8
+
 #define CHR_P1P2_OPPOSITE 0xf1
 #define CHR_P1P2          0xf2
 #define CHR_ANY           0xf3 // Only supported by if_chr_activated_object command
diff --git a/src/include/game/game_106d40.h b/src/include/game/game_106d40.h
index 5ffef7a12..26dd9e025 100644
--- a/src/include/game/game_106d40.h
+++ b/src/include/game/game_106d40.h
@@ -12,7 +12,7 @@ u32 func0f107510(void);
 u32 func0f10793c(void);
 u32 func0f107a78(void);
 u32 func0f107eb8(void);
-u32 func0f107f18(void);
+s32 cheatGetByCompletedStageIndex(s32 stage_index);
 s32 cheatGetTime(s32 cheat_id);
 char *cheatGetName(s32 cheat_id);
 s32 menudialog00107990(u32, u32, u32 *);
diff --git a/src/include/types.h b/src/include/types.h
index e29e9afeb..0474eac88 100644
--- a/src/include/types.h
+++ b/src/include/types.h
@@ -2603,11 +2603,6 @@ struct cutscenegroup {
 	u16 namefileid;
 };
 
-#define CHEATMETHOD_TIMED       0
-#define CHEATMETHOD_TRANSFERPAK 2
-#define CHEATMETHOD_COMPLETE    4
-#define CHEATMETHOD_FIRINGRANGE 8
-
 struct cheatspec {
 	u16 nametextid;
 	u16 time;