| Also on: Apple II, Arcade, Atari 5200, Atari 8-bit, Coleco Vision, Commodore 64, Commodore VIC-20, Entex Adventure Vision, Mattel Intellivision, MGT Sam Coupe, Microsoft Xbox, Nintendo Game Boy Advance, Nintendo GameCube, Sony Playstation 2, Texas Instruments TI 99/4A |
| Shooter game published by Sears, Roebuck and Co. in 1981, developed by Williams, Inc.. |
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