Batman thinks his current enemies are enough. But what if those enemies happen to have children that could possibly be more dangerous than their parents? Batman and his allies soon receive the answer to that question. Cover image characters from left to right: Lucille "Lucy" Quinzle, daughter of Harley Quinn. Evelyn "Evie" Isley, daughter of Poison Ivy. Percival Nygma, son of the Riddler. Gwendolyn Fries, daughter of Mr. Freeze. Crispin Lynns, son of Firefly. Camelio Cobblepot, son of the Penguin. Piper Crane, daughter of the Scarecrow. Cheshire Tetch, daughter of the Mad Hatter. Lastly, Katherine Kyle, daughter of Catwoman.