Harley Quinn (Prime Earth)

Harley Quinn is an anti-heroine from DC Comics, Usually a the partner of the joker, the version hailing from the Prime Earth has no longer conection with him.

History
Dr. Harleen Quinzel was a psycologist from Arkham Asylum who was called to attent the Joker, who unknown to her was manipulating her to became her partner.

Once enough she was corrupted the joker throw her into Chemical vats (exactly what happened to him9) and turned her into his henchwoman Harley Quinn, Over the years, they commited crimes until the joker decided that she was no longer useful to him, which she defend against him is no longer a villain once more.

Personality
Harley Quinn is the definition of crazy and madness, After being turned into a criminal, She was very happy into indulge in every criminal activity, however over the years (and some help of Batman), She has becoming into an antiheroine thus far, even allying herself with Power Girl at one point.

In current days, she has worked with the suicide squad and even defeat herself the joker proving that she is no longer contrlled by him.

Trivia

 * Harleen Quinzel (Prime Earth) appears as Harley Quinn (Prime Earth) a playable character in the Infinite Crisis video game.