Super Mario World (Japanese: スーパーマリオワールド, Sūpā Mario Wārudo, commonly abbreviated SMW) is a Super Nintendo game that featured Mario and introduced the character of Yoshi. It was released on November 21, 1990 in Japan, August 13, 1991 in North America and then April 11, 1992 in Europe.
Yoshi, a starter charater in all three Super Smash Bros. games premeired in this game. Also, the stage Yoshi's Island was based on the levels of this game. In addition, the music to Yoshi's Island is a remix of Donut Plains' main level theme.