Batman: Arkham Origins Revealed
Batman: Arkham Origins will be the next Batman game from WB Games MontrÃ©al. It will be available on October 25, 2013 for the PlayStation 3, Xbox 360, Wii U and PC. The story will apparently take place in the â€™50s or â€™60s and may feature other members of the Justice League.
Additionally, there is a handheld version for the 3DS and PlayStation Vita called Batman: Arkham Origins Blackgate being developed by Armature Studios. This handheld version is a 2.5D game in the style of Metroid.
The April 2013 Edition of Game Informer has details on both Arkham Origins games.
Sources: Kotaku, Pixel Enemy