Join Mario and Luigi on this brand new, fun and exciting adventure. Mario and Luigi would explore Shipshape Island: A brand new island to navigate the vast world of Concordia. Mario and Luigi would also meet new and familiar faces such as Bowser, Princess Peach, Snoutlet, Connie Extension Corps, Gorumbla and as well as new/familiar enemies such as Treevils and Thorbs. Are you ready to join Mario and Luigi and their allies on this wild adventure of mystery? :D