Cover A Regular Nick Dragotta Cover (DC All In)
 
Written by
Scott Snyder
Art by
Werther Dell Edera
THE ORIGIN OF HARLEY QUINN!
As the Robins nest in Gotham's backyard, and Batman faces ultimate defeat, Harley Quinn's origin is revealed.
How does Harley connect with Ark M, and how did the Robins fledge from hatchlings to birds of prey? The call of more than one predator will be answered in this issue.