A nice working game. All the controls have been gone through. New roller bearings and rollers for trackball. The circuit board has been gone through with all new caps. Cosmetically in very good to excellent condition. Control panel is near perfect. Monitor is bright and tight. New marquee bulb and starter.

Using three atomic missile launching bases you defend your cities against incoming missiles. Enemy missiles may separate into several missiles so shoot them down early because you only have a limited number of missiles.