Batman: Arkham City expands upon the gritty, atmospheric scenery and characterization that catapulted Batman: Arkham Asylum to the forefront. It is set in a sequestered section of Gotham City that has become the home for the criminally insane. Players are introduced to a brand new story that bring together an ensemble cast of characters and villains from the Batman universe, as well as enhanced gameplay features that build upon the ultra-realistic Dark Knight experience that fans enjoyed with Batman: Arkham Asylum.