One version is common, at least one other version is rare
 Original game design by Sid Meier. Coding by Neil Duffield, Paul Houbart, Mark James & Mark Langerak. Graphics by Amanda Roberts, Eddie Garnier, Simon Gardener & Theo Pantazi; 3D objects by Amanda Roberts. Sound FX and music by Brian Sutherland & Mike Colman.
 Game features PAL/NTSC screenmodes, analogue joystick support and a quit back to WB option.