// Update is called once per frame void Update() { int currentLives = zombieController.GetLives(); if (currentLives == 2) { heart2.GetComponent <SpriteRenderer>().enabled = false; } else if (currentLives == 1) { heart1.GetComponent <SpriteRenderer>().enabled = false; } else if (currentLives == 0) { heart0.GetComponent <SpriteRenderer>().enabled = false; } }