Luigi

Luigi is a secondary protagonist in the Super Mario series and the younger brother (or fraternal twin) of Mario

Appearance
Luigi, like his brother is a plumber, but it's unknown if Luigi was also a carpenter. Luigi is taller and slimmer than Mario and wears a green cap with the "L" logo, blue eyes, big nose, a moustache, green shirt, blue overalls and brown shoes. Like Mario, Luigi used to have a blue shirt and green overalls before Super Mario 64.

Personality
Luigi is describe as shy, nervous and somewhat clumsy.