Street Fighter II' - Special Champion Edition for Sega Genesis represents the US release of the fighting game. It likely features the same core content as other Special Champion Edition releases but with any needed regional adjustments. Gameplay adheres to standard Street Fighter II rules. Capcom was responsible for this release; further research is required to determine any localization involvement.

Street Fighter II' - Special Champion Edition (USA)

Street Fighter II - Champion Edition (Jul 30, 1993 prototype)