Luigi is a fictional character featured in video games and related media released by Nintendo. Created by Japanese video game designer Shigeru Miyamoto, Luigi is portrayed as the younger fraternal twin brother and sidekick of Mario. Defined by his kind-hearted, yet cowardly demeanor, Luigi appears in many games throughout the Mario franchise, oftentimes accompanying his brother. He is doing absolutely nothing, and will not stop doing absolutely nothing. He will do stuff very rarely.