Batman: Arkham Knight is supported by his allies, Robin (Matthew Mercer), Nightwing (Scott Porter), Catwoman (Grey DeLisle), Barbara Gordon (Ashley Greene)—who assists Batman covertly as the hacker Oracle—and her father police commissioner James Gordon (Jonathan Banks). Batman's loyal butler Alfred Pennyworth and Wayne Enterprises colleague Lucius Fox (Dave Fennoy) provide Batman with tactical support, and the holy warrior Azrael (Khary Payton) aims to replace Batman as Gotham's protector. Throughout the city, Batman is faced with several supervillains: he must overcome Scarecrow's (John Noble) plot to threaten Gotham City, dismantle the Penguin's (Nolan North) weapon dealing operation, put an end to Two-Face's (Troy Baker)
Alternative versions of Robin becomes fixated on him. After the Joker escaped, Jason tracks his whereabouts on his own, and is brutally beaten to death by the Joker's men. In the "Trinity" series, reality is altered, removing Superman, Batman and Wonder Woman from the timeline. In this alternative world, "Richie" Grayson is a member of the Zucco mob. Alfred is a familiar character in the Batman books as Bruce Wayne's elderly butler. However, in "Batman: Dark Allegiances", set in the World War II era, Batman, Catwoman, and Alfred were recruited to fight behind enemy lines in Nazi Germany in the winter of 1940. Alfred