Batman : Arkham Origins is the next installment in Batman : Arkham series being developed by Rocksteady Studios rumored to released on PS4, XBOX 720 and current gen consoles this year. Batman Arkham Origins is set to unveil at E3 2013 and Oh it won’t be a sequel. Arkham Origins will be a prequel set in the silver age of comics which ran from mid 1950 to 1970. Arkham Origins will also feature appearances from other justice league members like fan favorite Superman and Green Lantern.
Update : Separately, VG247 sources claim this new project is not in development at series creator Rocksteady Studios. That development house is rumored to be working on a stylized prequel that will detail the Dark Knight’s first encounter with the Joker. It is not expected until 2014 at the earliest.