The first component is the emulation program which can imitate the snes OS and software. There are two components for playing a snes Super Mario World rom on your PC. It has been re-released four times, first as part of a combo with Super Mario All-Stars on the SNES in 1994. Super Mario World was an overwhelming critical and commercial success, selling over 20 million copies worldwide, and is considered by many to be one of the best games ever made. Super Mario World marks the first appearance of Yoshi, Mario's dinosaur sidekick and riding mount.

It built on the gameplay of previous Mario games by introducing new power-ups that augment character abilities, and established conventions that were carried over to future games in the series. The two brothers must travel across seven worlds to restore order to Dinosaur Land. The game centers on the quest of Mario and Luigi to save Dinosaur Land from Bowser, the series' antagonist. Development was handled by Nintendo Entertainment Analysis and Development, led by Shigeru Miyamoto, who directed the game along with Takashi Tezuka. 4 for its original Japanese release, is a 1990 platform video game developed and published by Nintendo as a pack-in launch title for the Super Nintendo Entertainment System and is the fifth game in the Super Mario series. Super Mario World, subtitled Super Mario Bros.