Category: Arcade Game: Shoot-em-up
Machine: ZX-Spectrum 16K
Date: 1983/Nov
Original Publisher: Spectrum Computing (UK) - within e-magazine "Spectrum Computing 04"
Category: Arcade Game: Action
Machine: ZX-Spectrum 48K
Date: 1984
Original Publisher: Dorling Kindersley Software (UK), Sinclair Research Ltd (UK) - within compilation "ZX Spectrum+ User Guide Companion Cassette"
Category: Compilation
Original Publisher: Dorling Kindersley Software (UK), Sinclair Research Ltd (UK)