When Harley ruins the Riddler’s carefully constructed scheme to capture Batman, she’s determined to show the calculating crook that she’s no bad-luck jinx.She’ll use her brilliantly bonkers mind to write confounding rhymes of her own!In this battle of wits, can the jolly jester prove there’s a method to her madness?Find out in this action-packed chapter book for DC Super Hero and Super-Villain fans!