Guy Spy and the Crystals of Armageddon is an action game released in 1992 by ReadySoft Incorporated. The game was released for Amiga, Atari ST, Macintosh and PC (DOS).

In the game we play the role of a brave soldier. Your task is to stop the crazy Von Max, who wants to build the extermination machine using the title crystals. To reach the scientist, you will have to travel several countries in which you will perform various tasks, e.g. riding on rounds, shooting bandits, fighting mummies etc. After completing the task, you will be able to see a short animation introducing you to the next level.