Variety reports that Warner Bros. are moving ahead with plans to increase audience awareness of the Justice League before their planned big screen debut in 2015. This will include an new title from Rocksteady (the developers of best-selling and critically acclaimed titles
Batman: Arkham Asylum and
Batman: Arkham City), who are said to be hard at work on a video game which is described by the site as a,
"New, highly stylized title is being developed as a prequel that revolves around Batman's first meeting with the Joker. It's based on the Silver Age of DC's comicbooks from the 1950s when the Caped Crusader teamed with other heroes like Superman and founded the Justice League of America." The currently untitled game isn't expected to be released until 2014 at the earliest.
*NOTE: The image above is NOT from the planned Rocksteady video game.