(often shortened to Street Fighter 2 Plus ) is the Japanese title for the 1993 Sega Mega Drive (Genesis) port of Capcom's iconic fighting game, known in the West as Street Fighter II′: Special Champion Edition . Key Features and Content

: The 1992 update that first made the four Grand Masters (Balrog, Vega, Sagat, and M. Bison) playable and introduced "mirror matches" where two players could select the same character.

Released on September 28, 1993, in Japan, this version was a milestone as the first Street Fighter game available on a Sega console.

: An even faster version that added new special moves, such as Chun-Li’s fireball and Ryu/Ken’s mid-air hurricane kick.

: The cartridge is a compilation that allows players to choose between two arcade versions:

The game’s creation was famously troubled. Capcom originally outsourced development to a third party, but the early prototypes—which only included the Champion Edition —were deemed lower in quality by Capcom executives due to poor color palettes and missing animation frames.