Mario and his friends successfully save the cosmos and return to a rebuilt Mushroom Kingdom after neutralizing Bowser and Bowser Jr. However, the revelation that Peach and Rosalina are actually long-lost sisters fundamentally changes the franchise's lore and sets the stage for a massive Nintendo cinematic universe. The Super Mario Galaxy Movie Ending Explained Mario, Peach, and Luigi rescue Rosalina by using the combined cosmic power of Peach and Rosalina's newly discovered s