Duela Dent, also known as the Joker's Daughter, is a complex character in the Batman universe. Initially introduced as a villain, she has a mysterious and unstable personality, often shifting her allegiances between heroes and villains. Duela claims to be the daughter of various Gotham City criminals, adding to her unpredictable nature. Her character explores themes of identity and belonging, as she struggles with her lineage and her place in the world. In the series, she often serves as both an antagonist and an anti-hero, challenging Batman and his allies.