Batman: Arkham Asylum exposes players to a unique, dark and atmospheric adventure that takes them to the depths of Arkham Asylum , Gotham's psychiatric hospital for the criminally insane. Gamers will move in the shadows, instigate fear amongst their enemies and confront The Joker and Gotham City's most notorious villains who have taken over the asylum. Using a wide range of Batman's gadgets and abilities, players will become the invisible predator and attempt to foil The Joker's demented scheme. Batman: Arkham Asylum features an original story penned exclusively for the game by famous Batman author and five,time Emmy award winner Paul Dini, whose credits include Lost season one and Batman: The Animated Series. Utilize the unique FreeFlow combat system to chain together unlimited combos seamlessly and battle with huge groups of The Joker's henchmen in brutal melee brawls. Investigate as Batman, the WORLD'S GREATEST DETECTIVE, by solving intricate puzzles with the help of cutting edge forensic tools including x,ray scanning, fingerprint scans, 'Amido Black' spray and a pheromone tracker. Players will face off against Gotham's greatest villains including The Joker, HARLEY QUINN, VICTOR ZSASZ and KILLER CROC. Become the Invisible Predator with Batman's fear takedowns and unique vantage point system to move without being seen and hunt enemies. Choose multiple takedown methods, including swooping from the sky and smashing through walls, and use the predator camera get a closer look at the action. Experience what it's like to be BATMAN using BATARANGST, explosive gel aerosol, The BATCLAW, sonar resonator and the line launcher. Explore every inch of ARKHAM ASYLUM and roam freely on the infamous island, presented for the first time ever in its gritty and realistic entirety. Unlock more secrets by completing hidden challenges in the world and develop and customize equipment by earning experience points. Move through the environment with the use of Batman's grapnel gun to get to out,of,reach places, and jump from any height to glide in any direction.