Gotham Knights is a cooperative action-adventure beat-em-up in a self-contained Arkham universe, unrelated to the other Arkham franchise games. Shortly after the deaths of Bruce Wayne and James Gordon, the city of Gotham has fallen under siege by an onslaught of crime. To return Gotham to order, Nightwing, Batgirl, Robin, and Red Hood will together to create the Gotham Knights - heroes who will take the place of Batman and protect the city in his absence.