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IGN Reviews - Batman: Arkham City Game Review
How to Play the Batman Arkham Games in Chronological Order - IGN
How to Play the Batman Arkham Games in Chronological Order - IGN
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Batman: Arkham Asylum - Wikipedia
IGN - Batman: Arkham City, which is widely considered to be one of the best video games adapted from a comic series, was first released on October 18, 2011 for PS3 and Xbox 360.