Pinnacle - a fan remake of the 1986 classic, The Sentinel

 by ViperfishGames

  

Pinnacle is a fan-made remake of the 1986 classic, The Sentinel (Called The Sentry in the US). Originally published by Geoff Crammond and Firebird software for the BBC Micro, ZX Specrum and Commodore 64. The Sentinel was one of the very first games to use solid 3D graphics on 8-bit home computers

  

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Source: https://viperfishgames.itch.io/pinnacle-a-fan-remake-of-the-1986-classic-the-sentinel