Batman: Arkham Asylum

Batman: Arkham Asylum is a 2009 action-adventure video game based on the DC Comics superhero Batman. It was developed by Rocksteady Studios and published by Eidos Interactive in conjunction with Warner Bros. Interactive Entertainment for the PlayStation 3 and Xbox 360 video game consoles, and Microsoft Windows. It was released worldwide for consoles, beginning in North America on August 25, 2009, with a Microsoft Windows version following on September 15.