Batman is ready to rumble with Riddler and the Penguin in this action-packed storybook! Two of Batman's greatest villains-the Penguin and Riddler-team up to steal a valuable book of ancient riddles from the Gotham City Museum. Who will have the last laugh? Little heroes 3 to 7-years-old will love finding out in this adventure that's packed with heroic action and lots of Batman tech. Over 30 full-color stickers add to the fun!