diff --git a/src/battle_script_commands.c b/src/battle_script_commands.c
index 512830900..a16cfff3b 100644
--- a/src/battle_script_commands.c
+++ b/src/battle_script_commands.c
@@ -7131,17 +7131,12 @@ static void Cmd_forcerandomswitch(void)
     s32 battler1PartyId = 0;
     s32 battler2PartyId = 0;
 
-    #ifdef NONMATCHING
-        s32 lastMonId = 0; // + 1
-    #else
-        register s32 lastMonId asm("r8") = 0; // + 1
-    #endif // NONMATCHING
-
-    s32 firstMonId = 0;
-    s32 monsCount = 0;
+    s32 firstMonId;
+    s32 lastMonId = 0; // + 1
+    s32 monsCount;
     struct Pokemon* party = NULL;
     s32 validMons = 0;
-    s32 minNeeded = 0;
+    s32 minNeeded;
 
     if ((gBattleTypeFlags & BATTLE_TYPE_TRAINER))
     {
@@ -7253,14 +7248,15 @@ static void Cmd_forcerandomswitch(void)
             {
                 do
                 {
-                    i = Random() % monsCount;
-                    i += firstMonId;
-                }
-                while (i == battler2PartyId
-                       || i == battler1PartyId
-                       || GetMonData(&party[i], MON_DATA_SPECIES) == SPECIES_NONE
+                    do
+                    {
+                        i = Random() % monsCount;
+                        i += firstMonId;
+                    }
+                    while (i == battler2PartyId || i == battler1PartyId);
+                } while (GetMonData(&party[i], MON_DATA_SPECIES) == SPECIES_NONE
                        || GetMonData(&party[i], MON_DATA_IS_EGG) == TRUE
-                       || GetMonData(&party[i], MON_DATA_HP) == 0);
+                       || GetMonData(&party[i], MON_DATA_HP) == 0); //should be one while loop, but that doesn't match.
             }
             *(gBattleStruct->monToSwitchIntoId + gBattlerTarget) = i;