Heavy Weight Champ, released in Japan for the Sega Game Gear, is a boxing game that simulates the competitive world of professional boxing. Further details on the game's developer and its precise release date require additional research. Gameplay likely involves controlling a boxer, utilizing various punches and strategic moves to defeat opponents. The focus is probably on fast-paced combat and the need to manage stamina and timing effectively. More information is needed about the background and exact features of this Sega Game Gear title.

Heavy Weight Champ (Japan)

Halley Wars (USA, Europe)