diff --git a/src/data/moves/move.ts b/src/data/moves/move.ts
index 31ad3337926..85fb7b8da46 100644
--- a/src/data/moves/move.ts
+++ b/src/data/moves/move.ts
@@ -5780,20 +5780,35 @@ export class ProtectAttr extends AddBattlerTagAttr {
 
   getCondition(): MoveConditionFunc {
     return ((user, target, move): boolean => {
+      // Protect rng resets on new waves, it always succeeds.
+      if (user.tempSummonData.waveTurnCount === 1) {
+        return true;
+      }
+
       let timesUsed = 0;
-      const moveHistory = user.getLastXMoves();
+      const moveHistory = user.getLastXMoves(-1);
       let turnMove: TurnMove | undefined;
 
       while (moveHistory.length) {
         turnMove = moveHistory.shift();
+
         if (!allMoves[turnMove?.move ?? Moves.NONE].hasAttr(ProtectAttr) || turnMove?.result !== MoveResult.SUCCESS) {
           break;
         }
+
         timesUsed++;
+
+        // Break after first move used this wave.
+        // If no move was used on turn 1, then it would have broken in the attr check already.
+        if (turnMove?.turn === 1) {
+          break;
+        }
       }
+
       if (timesUsed) {
         return !user.randBattleSeedInt(Math.pow(3, timesUsed));
       }
+
       return true;
     });
   }