diff --git a/src/games/superkart/SuperKartGame.js b/src/games/superkart/SuperKartGame.js
index 1654425..024b326 100644
--- a/src/games/superkart/SuperKartGame.js
+++ b/src/games/superkart/SuperKartGame.js
@@ -519,6 +519,10 @@ export default class SuperKartGame extends Phaser.Scene {
     this.backdrop = null;
     for (const s of this.worldSprites ?? []) s.sprite.destroy();
     this.worldSprites = null;
+    // Dynamic sprites (projectiles: seekers/bolts, dropped oil slicks).
+    // Must be destroyed here or they persist on-screen into the next level.
+    for (const s of this.dynamicPool ?? []) s.destroy();
+    this.dynamicPool = null;
     this.playerSprite?.destroy();
     this.playerSprite = null;
     this.hud?.destroy();