Batman and Robin won't stand a chance against your daughter this Halloween when she's all dressed up in our Harley Quinn Costume - DC Super Villains.. With your purchase, you will receive a fun and flashy Harley Quinn jumpsuit, a collar, and a matching headpiece. Team up with the Joker, Poison Ivy, and the Riddler for a real villainous Gotham night to remember. Buy your Harley Quinn child costume today, and go make this Halloween your most chaotic one yet!