Presenting the all-new team of Black Canary and...Batgirl?! Barbara Gordon, back in the cape and pointy ears, is once again fighting crime, facing a sinister plot that begins with the Mad Hatter and ends with every villain in Arkham Asylum. How is it possible? Check out this one-shot to find out!

Written By:
Chuck Dixon
Greg Land
Drew Geraci
Cover By:
John Dell, Gary Frank, Cam Smith