Eidos Interactive Ltd. and Warner Bros. Interactive Entertainment today announced the Insane Night Map Pack, a free downloadable map pack for the critically acclaimed Batman: Arkham Asylum action adventure title. Beginning September 17th, the Insane Night Map Pack will be available from PlayStation Store, Xbox LIVE Marketplace, and Games for Windows LIVE Marketplace, and offer gamers two new Challenge Maps to hone their FreeFlow Combat skills and test their Invisible Predator prowess.

 In the ‘Totally Insane’ FreeFlow Combat map, players’ will be tested to their fullest as scores of escaped lunatics bear down upon BATMAN as they make their escape through the asylum’s secure records facility. These fast-moving foes will challenge all but the most practiced players, with quick reactions and expert timing needed to fend off wave upon wave of insane inmates, bent on taking down the DARK KNIGHT. In the ‘Nocturnal Hunter’ Invisible Predator map, players take on a wholly different approach, practicing their predatory skills to remain in the shadows, utilizing the Arkham watchtowers and Batman’s arsenal of gadgets to gain the upper hand on The Joker’s army of goons patrolling below.

 The Insane Night Map Pack will be available from September 17th for PLAYSTATION 3 computer entertainment system, Xbox 360 video game and entertainment system from Microsoft, and the soon to be released Games for Windows LIVE edition.

 In Batman: Arkham Asylum, developed by Rocksteady Studios and based on DC Comics’ Batman license, the Dark Knight takes on his greatest challenge yet when he becomes trapped with all of his most dangerous villains inside the insane asylum of GOTHAM CITY - ARKHAM ASYLUM! Since its release, Batman: Arkham Asylum has garnered the acclaim of gamers and critics alike, achieving an average score of 92 from reviews around the world*, earning it a Guinness World Record for ‘Most Critically Acclaimed Superhero Game Ever.’