diff --git a/asm/match_call.s b/asm/match_call.s
deleted file mode 100644
index 2ee5c4dc20..0000000000
--- a/asm/match_call.s
+++ /dev/null
@@ -1,76 +0,0 @@
-	.include "asm/macros.inc"
-	.include "constants/constants.inc"
-
-	.syntax unified
-
-	.text
-
-	thumb_func_start sub_81D1BD0
-sub_81D1BD0: @ 81D1BD0
-	push {lr}
-	adds r3, r0, 0
-	movs r2, 0
-	ldr r1, =gUnknown_08625388
-_081D1BD8:
-	ldrh r0, [r1]
-	cmp r0, r3
-	bne _081D1BE8
-	ldrh r0, [r1, 0x2]
-	b _081D1BF4
-	.pool
-_081D1BE8:
-	adds r1, 0x18
-	adds r2, 0x1
-	cmp r2, 0x3
-	bls _081D1BD8
-	movs r0, 0x1
-	negs r0, r0
-_081D1BF4:
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81D1BD0
-
-	thumb_func_start sub_81D1BF8
-sub_81D1BF8: @ 81D1BF8
-	push {r4,r5,lr}
-	adds r5, r0, 0
-	movs r4, 0
-_081D1BFE:
-	adds r0, r4, 0
-	bl sub_81D1854
-	cmp r0, 0x4E
-	beq _081D1C10
-	cmp r0, r5
-	bne _081D1C10
-	movs r0, 0x1
-	b _081D1C18
-_081D1C10:
-	adds r4, 0x1
-	cmp r4, 0x14
-	ble _081D1BFE
-	movs r0, 0
-_081D1C18:
-	pop {r4,r5}
-	pop {r1}
-	bx r1
-	thumb_func_end sub_81D1BF8
-
-	thumb_func_start SetMatchCallRegisteredFlag
-SetMatchCallRegisteredFlag: @ 81D1C20
-	push {lr}
-	ldr r0, =gSpecialVar_0x8004
-	ldrh r0, [r0]
-	bl sub_81D15CC
-	cmp r0, 0
-	blt _081D1C3C
-	movs r1, 0xAE
-	lsls r1, 1
-	adds r0, r1
-	lsls r0, 16
-	lsrs r0, 16
-	bl FlagSet
-_081D1C3C:
-	pop {r0}
-	bx r0
-	.pool
-	thumb_func_end SetMatchCallRegisteredFlag
diff --git a/ld_script.txt b/ld_script.txt
index a4d60c597a..07960bcf1f 100644
--- a/ld_script.txt
+++ b/ld_script.txt
@@ -266,7 +266,6 @@ SECTIONS {
         asm/pokemon_summary_screen.o(.text);
         asm/pokenav.o(.text);
         src/match_call.o(.text);
-        asm/match_call.o(.text);
         asm/pokenav.o(.text.after.match.call);
         src/rayquaza_scene.o(.text);
         src/walda_phrase.o(.text);
diff --git a/src/match_call.c b/src/match_call.c
index f0bc920eee..4313790171 100644
--- a/src/match_call.c
+++ b/src/match_call.c
@@ -726,3 +726,35 @@ ASM_DIRECT const u8 *sub_81D1B40(u32 idx, u32 offset)
                     "\tbx r1");
 }
 #endif
+
+s32 sub_81D1BD0(u32 idx)
+{
+    u32 i;
+
+    for (i = 0; i < 4; i++)
+    {
+        if (gUnknown_08625388[i].idx == idx)
+            return gUnknown_08625388[i].v2;
+    }
+    return -1;
+}
+
+bool32 sub_81D1BF8(u32 idx)
+{
+    s32 i;
+
+    for (i = 0; i < 21; i++)
+    {
+        u32 r0 = sub_81D1854(i);
+        if (r0 != REMATCH_TABLE_ENTRIES && r0 == idx)
+            return TRUE;
+    }
+    return FALSE;
+}
+
+void SetMatchCallRegisteredFlag(void)
+{
+    s32 r0 = sub_81D15CC(gSpecialVar_0x8004);
+    if (r0 >= 0)
+        FlagSet(FLAG_MATCH_CALL_REGISTERED + r0);
+}