Super Mario Advance 4: Super Mario Bros 3[a] is a platform video game developed and published by Nintendo for the Game Boy Advance handheld game console. It was released in Japan, and later released in Europe, North America, and Australia. It is an enhanced remake of the Nintendo Entertainment System video game Super Mario Bros. 3, and is based on the remake found in Super Mario All-Stars for the Super Nintendo Entertainment System.
The game was revealed at Nintendo's conference at the E3 2003 convention. It contains several enhancements, including the addition of Mario and Luigi's voices by Charles Martinet, the ability to scan e-Cards into Nintendo's e-Reader to add certain content, and a multiplayer mode based on the original arcade game Mario Bros.