Super Mario World is a 2D side-scrolling platform game released in 1990 where the player controls Mario or Luigi. The goal is to complete levels by jumping on enemies' heads and using objects while avoiding getting damaged, with the ultimate goal of rescuing the princess from Bowser. The game features catchy background music and pixel art graphics that capture the retro style of the era. It allows players to save their progress and ride Yoshi to eat enemies and spit fireballs. While the controls took some getting used to, the game proved popular due to its fun gameplay and memorable music.