Superman and The Green Lantern to feature in cross-gen Batman title, says report.
Outsource dev's CV reveals engine tech for upcoming Batman game.
Studio gearing up for big reveal in 2-3 months' time.
Third game in Rocksteady's stellar series coming in 2013 - but is it next-gen?
The new title, being developed as a prequel, will revolve around Batman's first meeting with the Joker.
Batman: Arkham World doesn't appear to be the next title in development at Rocksteady, with Warner stating that reference to the possible game at the VGAs was made in jest only.
The CGI acceptance speech for Best Character at last weekend's VGAs has got the rumour mill turning - is Rocksteady working on Batman: Arkham World?
Batman: Arkham City developer Rocksteady has expressed how it will continue to make games in the Batman universe providing there are more stories to tell, but that it doesn't know what's going to happen in the future.
That doesn't mean the studio isn't thinking about more games in the Batman: Arkham series it has made a name from.