This version of Halley Wars is identical in gameplay to the Japanese release, representing the international release for the Sega Game Gear. The game was published by Sega in both the USA and Europe, and the title, unlike some other Sega Game Gear titles that saw significant regional differences, remained largely consistent. The focus on fast-paced arcade-style action remains central to the experience.  Its release reflects Sega's strategic approach in targeting the global market for its handheld gaming systems during the early 1990s.

Halley Wars (USA, Europe)

Griffin (Japan)