Fisher-Price Shake 'n Go! DC Super Friends Batmobile Shake 'n Go Racers put the control of speed and power into kids hands Just shake it up to start the "engine`" The more you shake it up, the longer it goes Hear cool phrases every time you let it go Collect all the Shake 'n Go DC Super Friends: Joker Mobile, Green Lantern Racer, Batmobile and Mr. Freeze Racer