Arkham Asylum (Earth-Prime)

"The buildings you see behind me are where all of the insanity in Gotham is supposed to be locked up safely and away form the public, but I'm here to tell you the real insanity is out there, and it's dressed up like a bat."

- Marquis Jet

Arkham Asylum for the Criminally Insane, or simply known as Arkham Asylum or Arkham is a psychiatric asylum located in Gotham City.

History
In 2020, Arkham Asylum was burned down.

Employees

 * Jeremiah Arkham
 * Janet (nurse)
 * M. Butler (head psychiatrist and warden; deceased)
 * Tammy (nurse)

Current Patients

 * JJ Gordon
 * Psycho Pirate (Roger Hayden)
 * Black Mask (Roman Sionis)
 * Victor Zsasz