Batman: Arkham City, Arkham Wiki

Batman: Arkham City is a 2011 action-adventure video games developed by Rocksteady Studios. It is the sequel to the 2009 video game Batman: Arkham Asylum. The game was released by Warner Bros. Interactive Entertainment for the PlayStation 3, Xbox 360 and Microsoft Windows. The game was officially announced during the 2009 Spike Video Game Awards and was released worldwide for consoles, beginning in North America on October 18, 2011, and the PC version in November. A Wii U version, called Arkham

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Batman: Arkham City - Wikipedia

Arkham Knight Batman, Arkham Wiki

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The batman Arkham wiki was not lying when it said that Jokers design in Arkham knight looked quite different to his appearance in Arkham asylum, then again that was back in 2009

Blackgate Prisoners, Arkham Wiki

Batman, Arkham Wiki

Batman: Arkham VR - Wikipedia

Nightwing, Arkham Wiki