void OnTriggerEnter2D(Collider2D other) { HitBox2D health = other.gameObject.GetComponent <HitBox2D>(); if (health != null && !hasHitPlayer) { hasHitPlayer = true; health.Damage(1); if (other.transform.position.x > transform.position.x) { velocity = speed * -1; } else if (other.transform.position.x < transform.position.x) { velocity = speed; } } }