World of Illusion Starring Mickey Mouse and Donald Duck is a platform game developed and published by Sega for the Sega Genesis. The game was released in December 1992, and is part of Sega's Illusion series of Mickey Mouse games. The game was included on the Sega Genesis Mini.
Whilst preparing for a magical act, Mickey Mouse and Donald Duck discover a magical box. This turns out to belong to an evil magician (Pete) who sends Mickey and Donald to a magical world. Mickey and Donald must now work together in order to find a way back home.