Batman: Arkham Asylum exposes players to a unique, dark and atmospheric adventure that takes them to the depths of Arkham Asylum. Batman: Arkham City builds upon the intense foundation of Batman: Arkham Asylum, sending players soaring into Arkham City - five times larger than the game world in Batman: Arkham Asylum - and the new maximum security home for all of Gotham Citys thugs, gangsters and insane criminal masterminds. Release date: 21 October 2016. Suitable for the Xbox One. Updated visuals optimized for Xbox one. Comprehensive versions include all previously released dlc and additional content. For ages 12 years and over.