This is a special one. Mr Nutz 2 for Sega Megadrive, as far as i may know this game was never released on this console, someone got the source code and another (talented) guy compiled it in a working rom for Sega Megadrive (or emulator).
The zip includes the emulator and the game.
Mr. Nutz 2
4.1 MiB - 160 downloads