Luigi is a fictional character featured in video games and related media released by Nintendo. Created by prominent game designer Shigeru Miyamoto, Luigi is portrayed as the slightly younger but taller fraternal twin brother of Nintendo's mascot Mario, and appears in many games throughout the Mario franchise, frequently as a sidekick to his brother.
While Mario was originally portrayed as a carpenter in Donkey Kong, the duo of Mario and Luigi in Mario Bros. were styled as Italian plumbers by Miyamoto. After the success of Mario Bros.
Luigi was introduced to a wider audience in 1985 with the release of the console game Super Mario Bros. Once again his role was restricted to a palette swap of Mario, functioning as the second-player in a similar fashion to Mario Bros.