One day, The Super Mario Bros. are called in to Toasterena to confront a strange creature in a cave, as it turns out to be a baby dinosaur called Yoshi. Mario and (Mama) Luigi have to return him to his natural habitat, the Dinosaur Kingdom. But that kingdom has been taken over by another tyrannical king of evil, Wart! Meanwhile, two bozos who live together in an apartment complex try to capitalize on the Super Mario Bros. success by joining with Wart in hopes of earning money and gold coins and to put Mario off the face of two worlds. Will the Super Mario Bros. defeat them all?
