When Luigi accidentally opens a mysterious book hidden away in Peach's Castle, Ã' he gets more than he bargained for when characters from the Paper Mario universe spill out of the pages and start running amok. Players must take control of the terrific tr Characters from the Paper Mario universe - including Paper Mario, Princess Peach, Bowser and Toad - jump out of a book and into the world of Mario & Luigi, resulting in hilarious and dangerous hijinks, trademarks of the Mario & Luigi franchise. Take advantage of Paper Mario's unique skills, like slipping through cracks, making copies of himself and folding himself up Take down Bowser's army of dastardly villains, solve puzzles and embark on quests as a brand-new trio of heroes.