Unknown when you keep yourself in a progressive game you will not notice. You went for a stroll in a mysterious maze. You're heading into the unknown. Only you can take the game forward or back with the arrow keys. You should use the actual “Z” button, jump with “X” don't shoot, you must have the key. A lot of hiding you can't move on. At press time, you must use to shoot when you see enemy creatures and shapes. The game only has 3 links.