Harley Quinn

(She is Joker's girlfriend she used to be a Doctor at Arkham asylum know as Dr.Harleen Quinzel before meeting joker, she lives in Gotham City and she's a villain and she's stubborn and she isn't the smartest she's crazy and violent and a good fighter she's more like Joker's little puppet but she still loves joker and known as the Clown princess of crime)