ZX99 is a 48K ZX Spectrum 3D action game released in 1990 by Richard Mark Bacon. The game has multiple ways to play including keyboard, kempston, cursor, & Interface 2. The game is in isometric 3D, & was made using 3D Game Maker. The game has yet to be found, & preserved, & no copy has even shown up for sale online, nor out in the wild.

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