An epic unfolds in a strange new land as Mario and Luigi team up for the first time in a hilarious, action-filled role-playing game. An evil witch has stolen Princess Peach's voice, replacing her fair speech with explosives! As chaos breaks out in the Mushroom Kingdom, Mario and Luigi head for the castle and meet up with Bowser, who just arrived to kidnap the princess. When they find out what happened, these sworn enemies join forces and follow the witch to a neighboring kingdom. After an aerial ambush crashes their ship and sends Bowser to who-knows-where, Mario and Luigi embark on foot, learning new moves and combining their brotherly might to fight off enemies, as they venture toward the kingdom's castle.
- Explore the new world using a unique simultaneous-control setup that lets you control each brother separately or team up for super moves.
- Enjoy the involved story, puzzle-solving challenges and the experience of a classic role-playing game combined with the jumping challenges of a platformer and an all-new, reflex-testing battle system.
- Interact with other classic Mario characters and enemies throughout the game.