Invasion (c) 1979 Sidam.

>>> TECHNICAL DETAILS
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Main CPU : 8080 (@ 1.9968 Mhz)
Sound Chips : SN76477 (@ 1.9968 Mhz), Samples
Screen orientation : Vertical
Video resolution : 224 x 240 pixels
Screen refresh : 60.00 Hz
Palette colors : 2
Players : 2
Control : 2-way joystick
Buttons : 1
- SCORING -
Large Invader : 10 points
Medium Invader : 20 points
Small Invader : 30 points
UFO : 50 to 300 points

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