Street Fighter II is credited with starting a fighting game boom during the 1990s. A sequel to Street Fighter, Street Fighter II improved upon many of the concepts introduced in the first game, including the use of command-based special moves and a six-button control configuration, while offering players a selection of multiple playable characters, each with their own unique fighting style and special moves. Raster, horizontal orientation, 384 x 224 pixels, 4096 colors, 60 Hz refresh rate Street Fighter II: The World Warrior ( ストリートファイターⅡ, Sutorīto Faitā Tsū ?) is a 1991 fighting game produced by Capcom, originally released as an arcade game.