Luigi (Super Mario Bros.)

 ""That's Mama Luigi to you!""

- ~ Luigi (start of a meme)

""I'm-a Luigi, Number one!""

- ~ Luigi

Luigi  is Mario's thinner, younger, and taller brother. He often helps out in protecting the Mushroom Kingdoom from Bowser and other villains, he is normally a secondary hero, a second player, and a deuteragonist, but he has also been the main character of his own game in Luigi's Mansion. He also had a little known role in the PC game Mario is Missing which is the first official game that he was the star of.

Appearance
Luigi is a thinner and taller than his brother. He wears the same clothes Mario wears, but darker blue overalls, green? cap with the letter L printed on it, and a green shirt.

Trivia

 * In the game Nintendogs, one of the presents your dog finds on a walk is a green hat with a L on it inside. This is most likely Luigi's cap.
 * Luigi is found in Multiplayer as the rival in Tetris DS.
 * In the game The Legend of Zelda: Ocarina of Time, Luigi is seen in a ceramic window in Hyrule castle.
 * Like Mario, Wario, Baby Mario, Baby Luigi and Waluigi, he is voiced by Charles Ma​rtinet.
 * Mario and Luigi's last name therefore Mario Mario and Luigi Mario