OnMissleShoot

private void OnMissileShot()
    {
        float closestDistance = 9999;
        Enemy bestTarget = null;

        // Iterate through the scenes list of enemies and check which is the closest to us.
        foreach (Enemy target in GameObject.FindObjectsOfType<Enemy>())
        {
            // check if the target is already tracked
            if (!target.OnCheckMissileTracked())
            {
                Vector2 distance = target.transform.position - transform.position;
                if (distance.magnitude < closestDistance)
                {
                    bestTarget = target;
                }
            }
        }

        if (bestTarget != null)
        {
            bestTarget.OnMissileTracked();
            Instantiate(_missle, transform.position, Quaternion.identity).GetComponent<Missile_Behaviour>().OnSetTarget(bestTarget.transform);
        }

    }