Game Storyline

Plot   Nine months after the  Joker's  death, crime rates in  Gotham City  have dramatically declined, but  Batman  anticipates a new threat and maintains a vigil over the city. Before his death, the Joker sent his mutated blood to Gotham's hospitals, and several patients were infected. While most were cured, the patients who were not treated are starting to  look and act like the Joker . Batman researches a cure for the mutations, and orders  Robin  to watch over the infected. The Arkham Knight On Halloween night,  Scarecrow  unleashes his newest strain of  Fear Gas  in a diner, and threatens to release it throughout Gotham. Six million civilians are evacuated, but the city's criminals and supervillains stay behind, leaving Commissioner  James Gordon  and the Gotham City Police Department outnumbered. Batman investigates Scarecrow's presence, and searches for him in a rooftop safehouse, but ins...

Plot The game begins with the  Joker  being escorted by  Batman  in the  Batmobile  to the asylum after being captured during an armed siege at Gotham City Hall. The situation at city hall took place at exactly the same time as a 'mysterious fire' broke out at  Blackgate Penitentiary , causing many of the prisoners to be sent to Arkham, among them a great number of Joker's own gang. When the two arrive at Arkham, Batman and several helmeted security guards strap the Joker to an up-right stretcher and wheel him down into the Intensive Treatment Center. Sensing something is wrong because Joker seemed to give up easier than usual, Batman accompanies the security personnel and the Joker to the Holding Cells, where the Arkham staff refuse to let Batman go any further. As the Joker is being registered into the Cell Block by  Commissioner Gordon , he breaks free from a guard and escapes from Batman with the help of  Harley Quinn . Batm...