private void OnTriggerStay2D(Collider2D collision)
    {
        if (collision.gameObject.CompareTag("Player") && newPlayerController.Invulnerability == false)
        {
            newPlayerController.enemyCollision = Player.transform.position - transform.position;
            newPlayerController.LooseLife();
            newPlayerController.vidas--;
        }
        DamageTimer -= Time.deltaTime;
        if (DamageTimer <= 0)
        {
            if (collision.gameObject.CompareTag("Attack"))
            {
                DamageTimer = 0.3f;

                float magnitude = 1500;

                Vector2 force = transform.position - collision.transform.position;

                force.Normalize();

                rb.velocity = new Vector2(gameObject.GetComponent <Rigidbody2D>().velocity.x, 0);

                rb.AddForce(force * magnitude);

                lifes--;
            }
        }
    }