Release #27 - All Star Western (2011-) #21

Even when Gotham City was just a one-horse town, crime was rampant—and things only get worse when bounty hunter Jonah Hex comes to town. Amadeus Arkham, a pioneer in criminal psychology, enlists Hex's special brand of justice to help the Gotham Police Department track down a vicious serial killer! Collects issues #1-6.