When Geoff Crammond left university in the mid-Seventies there was no such thing as a home computer. It wasn’t until six years after he graduated that they first started to appear, at which point he bought himself a BBC Micro. After developing a version of Space Invaders for the system, which was published as Super Invaders, he focussed on creating games set in 3D worlds, including the combat flight simulator Aviator, the racing game Revs and the strategy title The Sentinel.
Given that all of his three-dimensional projects had been number-one hits, Geoff naturally moved onto designing a fourth game depicted in 3D, initially for the C64. Fans of his previous work knew nothing of his plans, however, as he kept his next project quiet,
