Arkham Asylum
The Arkham Asylum is a mental facility, where the deranged and lunatic criminals, including the Joker, Poison Ivy, Harvey Dent, and many others are held, as a means of imprisoment. First appearing in the DC universe, the Arkham Asylum also appears in the villain tournaments context, usually featured as the facility, where the DC villains are sentenced to spend their life into the asylum.
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