Octoplex (UK) (1989) - Amstrad CPC - Puzzle, Sci-Fi.

The Octoplex is a molecular prison used by the wizard Zolt to imprison anyone who has made him angry. You have been unfortunate enough to get on the wrong side of Zolt and so you have been sent to the prison but to make matters worse, he has turned you into some sort of hideous creature as well. Instead of accepting your lot and spending your remaining days trapped here, you have decided to escape.