This includes Batman: Arkham Asylum, Batman: Arkham City, and Batman: Arkham Knight; not included is the WB Games Montreal-developed prequel Batman: Arkham Origins. For the collection, Arkham ...

Following a Batman: Arkham Knight Riddler guide is key if you want to reach 100% completion in the game, as Gotham is dotted with a huge 243 Riddler puzzles and it's hard enough just to find them ...