private static void DoStuffEnemy(EnemyShip enemyShip)
 {
     if (enemyShip == null)
     {
         return;
     }
     enemyShip.DisplayEnemyShip();
     enemyShip.FollowHeroShip();
     enemyShip.EnemyShipShoots();
 }
 // Executes methods of the super class
 public static void DoStuffEnemy(EnemyShip anEnemyShip)
 {
     anEnemyShip.DisplayEnemyShip();
     anEnemyShip.FollowHeroShip();
     anEnemyShip.EnemyShipShoots();
 }