Killer Instinct is a fighting game originally released for the Super Nintendo Entertainment System (SNES) in 1994. Developed by Rare and published by Midway Games, it's known for its innovative combo system and memorable characters. The gameplay is fast-paced and emphasizes strategic use of special moves and combos to deal significant damage. The SNES version features a roster of unique fighters, each with distinct fighting styles and abilities.  Later iterations of Killer Instinct were released on other platforms, expanding on the original's formula, but the SNES version holds a special place in many fighting game fans' hearts for its unique gameplay mechanics and impact on the fighting game genre.  The game's popularity also led to the release of multiple versions including a beta version and a revised version 'Rev A'.  The MSU-1 version refers to a specific enhancement chip used in some cartridges.

Killer Instinct (USA)

Kikuni Masahiko no Jantoushi Doraou 2 - Kigyou Senshi (Japan)