diff --git a/src/game/game_1668e0.c b/src/game/game_1668e0.c
index 79f44a542..ff6c75c59 100644
--- a/src/game/game_1668e0.c
+++ b/src/game/game_1668e0.c
@@ -7085,7 +7085,7 @@ glabel func0f16b96c
 /*  f16ca14:	00000000 */ 	sll	$zero,$zero,0x0
 /*  f16ca18:	0fc06fca */ 	jal	func0f01bf28
 /*  f16ca1c:	00000000 */ 	sll	$zero,$zero,0x0
-/*  f16ca20:	0fc615ab */ 	jal	func0f1856ac
+/*  f16ca20:	0fc615ab */ 	jal	scenarioCallback10
 /*  f16ca24:	00000000 */ 	sll	$zero,$zero,0x0
 /*  f16ca28:	3c188006 */ 	lui	$t8,0x8006
 /*  f16ca2c:	8f18d9d0 */ 	lw	$t8,-0x2630($t8)
diff --git a/src/game/game_176d70.c b/src/game/game_176d70.c
index e57116f09..68346e364 100644
--- a/src/game/game_176d70.c
+++ b/src/game/game_176d70.c
@@ -16320,40 +16320,18 @@ glabel func0f185568
 /*  f1856a8:	27bd00c0 */ 	addiu	$sp,$sp,0xc0
 );
 
-GLOBAL_ASM(
-glabel func0f1856ac
-/*  f1856ac:	3c02800a */ 	lui	$v0,%hi(g_Vars)
-/*  f1856b0:	24429fc0 */ 	addiu	$v0,$v0,%lo(g_Vars)
-/*  f1856b4:	8c4e0318 */ 	lw	$t6,0x318($v0)
-/*  f1856b8:	27bdffe8 */ 	addiu	$sp,$sp,-24
-/*  f1856bc:	afbf0014 */ 	sw	$ra,0x14($sp)
-/*  f1856c0:	51c00014 */ 	beqzl	$t6,.L0f185714
-/*  f1856c4:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*  f1856c8:	8c4f000c */ 	lw	$t7,0xc($v0)
-/*  f1856cc:	24010005 */ 	addiu	$at,$zero,0x5
-/*  f1856d0:	15e10003 */ 	bne	$t7,$at,.L0f1856e0
-/*  f1856d4:	00000000 */ 	sll	$zero,$zero,0x0
-/*  f1856d8:	0fc6155a */ 	jal	func0f185568
-/*  f1856dc:	00000000 */ 	sll	$zero,$zero,0x0
-.L0f1856e0:
-/*  f1856e0:	3c18800b */ 	lui	$t8,0x800b
-/*  f1856e4:	9318cb98 */ 	lbu	$t8,-0x3468($t8)
-/*  f1856e8:	3c028008 */ 	lui	$v0,0x8008
-/*  f1856ec:	0018c8c0 */ 	sll	$t9,$t8,0x3
-/*  f1856f0:	0338c821 */ 	addu	$t9,$t9,$t8
-/*  f1856f4:	0019c8c0 */ 	sll	$t9,$t9,0x3
-/*  f1856f8:	00591021 */ 	addu	$v0,$v0,$t9
-/*  f1856fc:	8c426fa8 */ 	lw	$v0,0x6fa8($v0)
-/*  f185700:	50400004 */ 	beqzl	$v0,.L0f185714
-/*  f185704:	8fbf0014 */ 	lw	$ra,0x14($sp)
-/*  f185708:	0040f809 */ 	jalr	$v0
-/*  f18570c:	00000000 */ 	sll	$zero,$zero,0x0
-/*  f185710:	8fbf0014 */ 	lw	$ra,0x14($sp)
-.L0f185714:
-/*  f185714:	27bd0018 */ 	addiu	$sp,$sp,0x18
-/*  f185718:	03e00008 */ 	jr	$ra
-/*  f18571c:	00000000 */ 	sll	$zero,$zero,0x0
-);
+void scenarioCallback10(void)
+{
+	if (g_Vars.unk000318 != 0) {
+		if (g_Vars.lvframenum == 5) {
+			func0f185568();
+		}
+
+		if (g_MpScenarios[g_MpSetup.scenario].unk10) {
+			g_MpScenarios[g_MpSetup.scenario].unk10();
+		}
+	}
+}
 
 void scenarioCallback14(struct chrdata *chr)
 {
diff --git a/src/include/game/game_176d70.h b/src/include/game/game_176d70.h
index ab6b79581..31c973d55 100644
--- a/src/include/game/game_176d70.h
+++ b/src/include/game/game_176d70.h
@@ -86,7 +86,7 @@ u32 func0f17ffe4(void);
 u32 func0f180078(void);
 u32 func0f1800a8(void);
 void scenarioBriefcaseCallback0c(void);
-u32 scenarioBriefcaseCallback10(void);
+void scenarioBriefcaseCallback10(void);
 void scenarioBriefcaseCallback14(struct chrdata *chr);
 u32 scenarioBriefcaseCallback18(void);
 u32 scenarioBriefcaseCallback1c(void);
@@ -111,7 +111,7 @@ void scenarioHillCallback40(s32 *arg0);
 void scenarioHillCallback44(s32 *arg0);
 void scenarioHillCallback04(void);
 void scenarioHillCallback0c(void);
-u32 scenarioHillCallback10(void);
+void scenarioHillCallback10(void);
 u32 scenarioHillCallback18(void);
 u32 scenarioHillCallback1c(void);
 s32 scenarioHillCallback20(s32 value);
@@ -124,7 +124,7 @@ u32 func0f182ba4(void);
 u32 func0f182bf4(void);
 u32 func0f182c98(void);
 void scenarioHackerCallback0c(void);
-u32 scenarioHackerCallback10(void);
+void scenarioHackerCallback10(void);
 void scenarioHackerCallback14(struct chrdata *chr);
 u32 scenarioHackerCallback18(void);
 u32 scenarioHackerCallback1c(void);
@@ -137,7 +137,7 @@ void scenarioPopacapCallback0c(void);
 u32 scenarioPopacapCallback28(void);
 u32 func0f1845bc(void);
 u32 func0f1847b8(void);
-u32 scenarioPopacapCallback10(void);
+void scenarioPopacapCallback10(void);
 u32 scenarioPopacapCallback18(void);
 u32 scenarioPopacapCallback1c(void);
 s32 scenarioPopacapCallback20(s32 value);
@@ -149,8 +149,8 @@ void scenarioCallback44(s32 *arg0);
 void scenarioCallback04(void);
 s32 scenarioCallback08(void);
 void scenarioCallback0c(void);
-u32 func0f185568(void);
-u32 func0f1856ac(void);
+void func0f185568(void);
+void scenarioCallback10(void);
 void scenarioCallback14(struct chrdata *chr);
 u32 func0f185774(void);
 u32 func0f185c14(void);
diff --git a/src/include/types.h b/src/include/types.h
index 1bcf96101..552642286 100644
--- a/src/include/types.h
+++ b/src/include/types.h
@@ -4105,7 +4105,7 @@ struct mpscenario {
 	void (*unk04)(void);
 	s32 (*unk08)(void);
 	void (*unk0c)(void);
-	void *unk10;
+	void (*unk10)(void);
 	void (*unk14)(struct chrdata *chr);
 	void *unk18;
 	void *unk1c;