Jonah Hex and Amadeus Arkham team up in an expansive collection of Old West-version stories in Gotham City. 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. Can Amadeus Arkham, a pioneer in criminal psychology, enlist Hex's special brand of justice to help the Gotham Police Department track down the latest villains?