: 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.
: It was the first Mega Drive game designed specifically for the Six Button Control Pad , though it remains compatible with the original three-button controller by using the "Start" button to toggle between punches and kicks. Development History Street Fighter 2 Plus Champion Edition
Following the announcement of Street Fighter II Turbo for the SNES, Capcom scrapped the prototype and restarted development internally. They utilized a larger to incorporate the Hyper Fighting content, leading to the "Plus" (Japan) and "Special" (West) designations. Regional Names : The 1992 update that first made the