Harley Quinn, full name Harleen Quinzel, is a 26-year-old woman from Gotham. She has blonde hair with the tips dyed different colors, one side blue and the other red. She was formerly a psychiatrist at Arkham, but became a criminal during and after her relationship with the Joker.

Harley Quinn is unpredictable, playful, and fierce. She is one of Gotham’s many rogues, and her typical weapon of choice is a very large mallet. She’s loyal, charismatic, manipulative, impulsive, and chaotic.