Batman: Arkham Asylum, an action-adventure video game developed by Rocksteady Studios and published by Eidos Interactive, is released for PlayStation 3, Xbox 360, and Microsoft Windows.
Batman: Arkham Asylum is officially announced by Rocksteady Studios and Eidos Interactive, generating excitement among fans of the Batman franchise and video game community.
The Game of the Year Edition of Batman: Arkham Asylum is released, featuring additional downloadable content and improvements.
Joker is captured after causing chaos in Gotham and is being transferred to Arkham Asylum under heavy security.
During the transfer, Joker's convoy is attacked and he takes control of Arkham Asylum with the help of his thugs and other inmates.
Batman arrives at Arkham Asylum to recapture Joker and stop his plan to release all the inmates into Gotham.
Batman encounters Scarecrow, who unleashes his fear toxin within the asylum causing hallucinations and increasing chaos.
Batman discovers and confronts Harley Quinn, who assists Joker. He manages to rescue Dr. Quinzel from Joker's influence temporarily.
Batman learns that Joker plans to use the experimental Titan formula gathered from Arkham's medical wing to create super soldiers.
Batman battles and defeats Killer Croc, one of Joker's key enforcers roaming the asylum.
Joker injects himself with the Titan formula, becoming a monstrous, powerful version of himself.
Batman confronts and defeats Joker in his Titan form to stop the chaos within the asylum and prevent catastrophe in Gotham.
Batman restores control over Arkham Asylum, securing the remaining inmates and preventing further breakout attempts.
