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libretro Arcade version
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libretro NES version
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mame PC-98 version
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libretro Sega Master System version
Control your fighter, with its unique ability to combine with other fighters, and shoot down the invading aliens. Aliens attack in formations using a variety of attack patterns. Rescue a captured fighter to combine with it, forming a Dual Fighter with twice the firepower! Earn Perfect Bonuses more easily by using a Dual Fighter on the Challenging Stages!
![](http://lutris.net/media/igdb/cover_big/co27k6.jpg)
- Genre: Action, Arcade, Shooter
- Platform: Arcade, FM-7, MSX, NES, Nintendo Wii U, PC-98, Sega Master System, SG-1000, Sharp X1, Xbox 360