Arthur Fleck, also known as the Joker when he is in his clown get-up instead of his civilian clothes, is a cruel, detached man. He believes that life is meaningless and that anyone can be driven to madness. He is totally unpredictable, sadistic, and holds a disastrous world view that rejects all morals, rules, and reasons. He is characterized by having pale skin, dark under eyes, dark brunette hair, and he holds a muscular physique and stands at 6 foot 5 inches as well. He is 42 years of age