Use items that bestow magical powers or simply hop on top of the Koopalings to destroy them. Battle Bowser and all his Koopaling children. Control the jumping plumbers Mario and Luigi as they embark on a quest to save Princess Toadstool. S Turbo B The classic old school nintendo game is here! Play the platforming game, Super Mario Bros 3, right in your browser and experience nostalgia! Join Mario and Luigi to save Princess Toadstool from the hands of Bowser.