Killer Comet (c) 1980 GamePlan.
An early shooter. You goal is the destroy the invading ships around the screen. You can only fire upwards.

>>> TECHNICAL DETAILS
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Main CPU : M6502 (@ 894.75 Khz)
Sound CPU : M6502 (@ 894.75 Khz)
Sound Chips : AY8910 (@ 1.7895 Mhz)
Screen orientation : Horizontal
Video resolution : 256 x 256 pixels
Screen refresh : 57.00 Hz
Palette colors : 8
Players : 2
Control : 8-way joystick
Buttons : 4

>>> TRIVIA
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Released in October 1980.
Licensed to Centuri.

>>> OTHER GAME RESOURCES
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Game's rom.
Machine's picture.