The remastered versions of Batman: Arkham Asylum and Batman: Arkham City were set to be released July 26th, but now it's learned WB has delayed Batman: Return To Arkham.
WB games posted the following on their forum announcing the news, which sees mention no new release date has been set.
After reviewing the progress of the project, the team at WB Games has decided to delay the release of Batman: Return to Arkham to give the team at Virtuos Games additional time to deliver a polished Batman Arkham game experience. We do not have a release date yet and will be sure to communicate that once we are sure the game will be ready. We know this is disappointing news, but we feel the extra time will allow the team to create the best gaming experience for our fans.
Return to Arkham and experience two of the most critically acclaimed titles of the last generation - Batman: Arkham Asylum and Batman: Arkham City, with fully remastered and updated visuals. Batman: Return to Arkham includes the comprehensive versions of both games and includes all previously released additional content. Batman: Arkham Asylum exposes players to a dark and atmospheric adventure that takes them into the depths of Arkham Asylum - Gotham City's high security psychiatric hospital for the criminally insane. Use Batman's legendary gadgetry, strike from the shadows, and confront The Joker and Gotham City's most notorious super villains. Batman: Arkham City sends players soaring into Arkham City - a heavily fortified sprawling district in the heart of Gotham City. Batman Arkham Cityintroduces a brand-new story that draws together an all-star cast of classic characters and murderous villains from the Batman universe, as well as new and enhanced gameplay features.