The reveal begins with Mr. Ratburn teaching History. Mr. Ratburn hears some thumping and explosion in the background. He and the whole class looks out the window and sees Mario, Fox, Link, and Bowser fighting on the playground. Mr. Ratburn asks someone to take care of it. Arthur agrees to go tell them to stop. But Arthur ends up entering the fray. He fights them and whole class cheers Arthur on. Arthur gets the Final Smash and does Arthur's Big Hit. KOing everyone on the stage. Arthur wins the fight but........a hover race car soars to the stage and out comes Captain Falcon. He says "Show your moves!"