Team up with Mario, Luigi, Princess Peach, Rabbid Peach, Rabbid Luigi, and their friends on a galactic journey to defeat a malevolent entity and save your Spark companions. Explore planets throughout the galaxy as you uncover mysterious secrets and compelling quests!

Mario and the Rabbids go traveling from world to world in a spaceship, as they face an eldritch horror named Cursa and her legions of servants. Cursa’s evil force is running rampant throughout the universe. It wants to consume the mysterious Sparks - uncanny and powerful creatures formed by the fusion of Lumas and Rabbids - and it threatens to destroy all who stand in its way.