Here’s a detailed write-up for Batman: Arkham Origins on PC, focusing on its DLC and how to obtain it legitimately. Batman: Arkham Origins , developed by WB Games Montréal, is a prequel to the acclaimed Arkham trilogy. While often overshadowed by Arkham City and Knight , the game features a strong story and some excellent downloadable content (DLC) that expands the experience. List of All DLC for Batman: Arkham Origins (PC) To have the “complete” experience, you need the following pieces of DLC. Note: Some were pre-order bonuses that later became separate purchases.