Battle Cross
Platform: MSX
Region: Japan
Media: Cartridge
Controller: Keyboard
Genre: Shoot 'em Up > Horizontal 
Gametype: Undefined
Release Year: 1984
Developer: Omori Electronics Corporation
Publisher: Sony
Players: 1 - 2
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A basic shooter where you fly a space ship and have to shoot fleets of ships that fly in from both sides of the screen and loop around in formation. While battling space ships you must avoid crashing on to a rock formations.
 
http://www.mobygames.com/game/msx/battle-cross