After its initial release, Arkham Asylum received downloadable content (DLC) that added new maps to the game's challenge mode, as well as the Joker as a playable character (albeit only on the PlayStation 3 and Return to Arkham versions).

Answers. To play as the Joker you have to download that add-on from the section of add-ons on the Playstation Network for free, and then go to challenge map and select the Joker to play like him. Thats all you have to do.

While Castiel was resolved to kill Jesse and prevent any evil the boy might commit in the future, the Winchesters believed his human half gave him the capacity for good. Instead of killing Jesse, they gave him the chance to disappear. After Jesse's introduction in Supernatural season 5, he was indeed never seen again.

Azazel orders the assassination of Sam's girlfriend Jessica Moore, who was a distraction. Her death prompts Sam to return to hunting. Demons cannot be killed by conventional means so the Winchesters track down the Colt a mystic gun capable of killing anything in "Dead Man's Blood".