Lilith

Lilith is a crossroads demon who specializes in making pacts with humans in exchange of things of high value, typically their souls. She's cold and calculating but she enjoys teasing the humans who deal with her. She's ruthless and constantly tricks humans into bad deals by using her street smarts. She's also elegant and sophisticated, since she's a high ranking demon noble. She's been alive since the creation of mankind, she was the first woman, predating Eve, but she became a demon.