Legend of Illusion Starring Mickey Mouse

Legend of Illusion Starring Mickey Mouse, Released in Japan as Mickey Mouse: Densetsu no Oukoku (ミッキーマウス 伝説の王国) is a 1995 platform game. It was released for the Game Gear in 1995, with a Master System version released in Brazil at the end of 1998.

Story
A dark shadow has struck the land and King Pete is told by the advisor that only a king can find the legendary water of life to heal the land. The cowardly Pete makes Mickey, a laundry boy, an honorary king. Reluctant at first, Mickey sets off to save the kingdom.