Maus, Die - Verrueckte Olympiade is a Game Boy Color title released in Germany. It's likely a sports game, given "Olympiade" refers to the Olympics.  Gameplay could range from standard athletic competitions such as running, jumping, and swimming to more whimsical events.   Specific details on gameplay, developer, and publisher are unavailable from the provided information.

Maus, Die - Verrueckte Olympiade (Germany)

Mask of Zorro, The (USA)