diff --git a/src/test/abilities/contrary.test.ts b/src/test/abilities/contrary.test.ts
index 279b8ac2148..23e9b8b3051 100644
--- a/src/test/abilities/contrary.test.ts
+++ b/src/test/abilities/contrary.test.ts
@@ -5,6 +5,7 @@ import { Species } from "#enums/species";
 import Phaser from "phaser";
 import { afterEach, beforeAll, beforeEach, describe, expect, it } from "vitest";
 import { SPLASH_ONLY } from "../utils/testUtils";
+import { Moves } from "#app/enums/moves.js";
 
 describe("Abilities - Contrary", () => {
   let phaserGame: Phaser.Game;
@@ -39,4 +40,39 @@ describe("Abilities - Contrary", () => {
 
     expect(enemyPokemon.getStatStage(Stat.ATK)).toBe(1);
   }, 20000);
+
+  describe("With Clear Body", () => {
+    it("should apply positive effects", async () => {
+      game.override
+        .enemyPassiveAbility(Abilities.CLEAR_BODY)
+        .moveset([Moves.TAIL_WHIP]);
+      await game.classicMode.startBattle([Species.SLOWBRO]);
+
+      const enemyPokemon = game.scene.getEnemyPokemon()!;
+
+      expect(enemyPokemon.getStatStage(Stat.ATK)).toBe(1);
+
+      game.move.select(Moves.TAIL_WHIP);
+      await game.phaseInterceptor.to("TurnEndPhase");
+
+      expect(enemyPokemon.getStatStage(Stat.DEF)).toBe(1);
+    });
+
+    it("should block negative effects", async () => {
+      game.override
+        .enemyPassiveAbility(Abilities.CLEAR_BODY)
+        .enemyMoveset([Moves.HOWL, Moves.HOWL, Moves.HOWL, Moves.HOWL])
+        .moveset([Moves.SPLASH]);
+      await game.classicMode.startBattle([Species.SLOWBRO]);
+
+      const enemyPokemon = game.scene.getEnemyPokemon()!;
+
+      expect(enemyPokemon.getStatStage(Stat.ATK)).toBe(1);
+
+      game.move.select(Moves.SPLASH);
+      await game.phaseInterceptor.to("TurnEndPhase");
+
+      expect(enemyPokemon.getStatStage(Stat.ATK)).toBe(1);
+    });
+  });
 });