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Before leaving Atari, Inc., to join Imagic, Rob Fulop programmed this well-wrought conversion of the popular arcade game by Dave Theurer. While the arcade version suggests a nuclear confrontation on Earth, Fulop opted for a sci-fi story between the Zardonians and the Krytolians. He also snuck in an Easter Egg with his initials. Fulop adapted the arcade’s control scheme—which utilized a trackball and three separate fire buttons—for a standard Atari joystick with a single button. Regardless of these and other differences from the arcade version, gamers loved the sound effects and fast-paced action of Fulop’s game. AtariAge forum member “Serious” recalls playing marathon sessions of ...

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