Two fakematches out

src/battle_gfx_sfx_util.c

@@ -945,10 +945,7 @@ void HandleSpeciesGfxDataChange(u8 battlerAtk, u8 battlerDef, bool8 notTransform
 
 void BattleLoadSubstituteOrMonSpriteGfx(u8 battlerId, bool8 loadMonSprite)
 {
-    u8 position;
-    s32 i;
-    u32 var;
-    const void *substitutePal;
+    s32 i, position, palOffset;
 
     if (!loadMonSprite)
     {
@@ -964,19 +961,16 @@ void BattleLoadSubstituteOrMonSpriteGfx(u8 battlerId, bool8 loadMonSprite)
         else
             LZDecompressVram(gSubstituteDollTilemap, gMonSpritesGfxPtr->sprites[position]);
 
-        i = 1;
-        var = battlerId * 16;
-        substitutePal = gSubstituteDollPal;
-        for (; i < 4; i++)
+        for (i = 1; i < 4; i++)
         {
-            register void *dmaSrc asm("r0") = gMonSpritesGfxPtr->sprites[position];
-            void *dmaDst = (i * 0x800) + dmaSrc;
-            u32 dmaSize = 0x800;
-            DmaCopy32(3, dmaSrc, dmaDst, dmaSize);
-            i++;i--;
+            u8 (*ptr)[4][0x800] = gMonSpritesGfxPtr->sprites[position];
+            ptr++;ptr--; // Needed to match.
+
+            DmaCopy32Defvars(3, (*ptr)[0], (*ptr)[i], 0x800);
         }
 
-        LoadCompressedPalette(substitutePal, 0x100 + var, 32);
+        palOffset = (battlerId * 16) + 0x100;
+        LoadCompressedPalette(gSubstituteDollPal, palOffset, 32);
     }
     else
     {