Selina Kyle (Earth-8026)

"In this city, hell in this whole world, it's either kill or be killed. That's the one useful thing I've ever learned from my father. I do what I have to in order to get by, in order to survive. I wouldn't expect you to understand that."

- Catwoman

Selina Kyle is a thief who steals from the corrupt in order to live her own luxurious lifestyle as the antihero known as Catwoman.

Trivia

 * She was born the day Bruce Wayne's parents were killed.
 * She has only ever killed six people, four instances of which were in self-defense. Batman has since convinced her that she doesn't need to kill in order to survive.
 * The only other enemies of Batman she has ever gotten along with are Poison Ivy and Harlequin. She has an alright working relationship with the Penguin, but she finds him annoying.
 * She is a natural blonde. She dyes it black.
 * She once had a pregnancy scare with Bruce, but it turned out to be a false positive. Secretly, both of them were let down.
 * More to come...