Who is behind the hell beneath Arkham Asylum? Can Batwing and Jim Corrigan hope to stop it before it breaks out and consumes all of Gotham City?
Written by SCOTT SNYDER, JAMES TYNION IV, RAY FAWKES, JOHN LAYMAN and TIM SEELEY
Art by DUSTIN NGUYEN and DEREK FRIDOLFS
Cover by DUSTIN NGUYEN
On sale JULY 16 • 32 pg, FC, US • RATED T