Category: Arcade Game: Shoot-em-up
Machine: ZX-Spectrum 48K
Date: 2007
Original Publisher: World XXI Soft Inc (Argentina)
Date: 1984
Original Publisher: Richard Wilcox Software (UK)
Category: Arcade Game: Action
Date: 1985
Original Publisher: Magazine Soft Spectrum - within covertape "Soft Spectrum issue 09"
Date: 1987
Original Publisher: ARDENT Software (Spain)