Luigi is Mario's sorely mistreated and good-natured brother who gets second fiddle all the time. His Crush move is becoming Mr. L, whereupon he can exact full vengeance upon his brother and anyone in his way.
For A moves, see Mario.
Neutral B: Fireballs like Mario.
Side B: The Luigi Missile, whereupon he launches himself headlong at his opponent.
Up B: The Luigi Pinwheel, where he jumps and flails his fists in a helicopter motion.
Down B: Ground-Pound like Mario.
For Crush Moves, see Mario.