Batman: The Dark Knight, Vol. 1: Knight Terrors

As a part of the acclaimed DC Comics - The New 52 event of September 2011, the Dark Knight continues his crusade as defender of Gotham City, taking on his greatest foes during a breakout at Arkham Asylum. But when his enemies gain powers and abilities far beyond their normal capacities, the Caped Crusader's crusade may finally be at an end!,Collecting,: ,Batman: The Dark Knight, 1-9