Colony 7 (c) 1981 Taito.
Defend Colony 7 from alien attack by using two ion-cannons that fire an exploding shot which knocks out targets near its detonation zone, an eradicator rocket that acts as a 'Smartbomb' which clears the entire screen, and an ion shield which provides temporary safety (blasted away by alien fire).

>>> TECHNICAL DETAILS
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Prom Stickers : CS01-CS11
Main CPU : M6809 (@ 1 Mhz)
Sound CPU : M6808 (@ 894.75 Khz)
Sound Chips : DAC
Screen orientation : Vertical
Video resolution : 239 x 294 pixels
Screen refresh : 60.00 Hz
Palette colors : 16
Players : 2
Control : 8-way joystick
Buttons : 3
=> [1] FIRE, [2] MEGABLASTER, [3] ERADICATOR

>>> TRIVIA
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Released in May 1981.
- SCORING -
Fighter : 25-250 points
Scout : 100 points
Bummer : 100-1000 points
Advisor : 500-5000 points

>>> TRICKS AND TIPS
-------------------
* The Megablaster destroys enemies in a wide area. It consumes powercells. Used powercells turn blue. Enemies can destroy powercells.
* The Eradicator destroys all enemies and bombs on screen.
* Scouts call in more fighters until they are destroyed.
* Bonus points are given for buildings left when the last enemy in each squadron is destroyed.

>>> GAME PORTS TO OTHER SYSTEMS
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* Consoles :
Sony PlayStation 2 (2005, 'Taito Legends')
Microsoft XBOX (2005, 'Taito Legends')
* Computers :
PC [MS Windows] (2005, 'Taito Legends')
* Others :
Arcade Legends : Space Invaders TV Game (2004 - Radica Games)

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