In an interview with Newsarama, when asked if the Arkham Knight was either an entirely new character or simply new to the Batman: Arkham series, Rocksteady Studios developer Dax Ginn responded with, "Completely original.
Speaking with Game Informer, Batman: Arkham Knight director Sefton Hill explained that, "[Rocksteady] wanted to introduce someone who could really challenge Batman to go head to head with him in lots of different ways."[REF] .