Harley Quinn & The Joker (Mad Love, DC Universe)
The Clown Prince Of Crime is Batman's deadliest and most unpredictable foe. Rumored to be a failed stand-up comedian turned petty criminal who fell into a vat of chemical waste while escaping from the scene of a crime - that incident turned his skin white and his hair green. Batman knows the Joker is certifiably insane, which makes the end result of his actions that much more deadly. 6.5" tall.
An Arkham Asylum psychiatrist assigned to treat the Joker, Dr. Harleen Quinzel was instead driven mad by the Clown Prince of Crime and helped him escape. Nearly as insane as the Joker himself, Harley Quinn is a violent and unpredictable felon who will do anything to prove her love and loyalty to the Joker, her puddin'. 6" tall.