So, this is the first video of the new series dedicated to the opponents of Batman; at the end of the series I will make every character that you ask me to do.
The first enemy of Batman that I present is Dr. Harleen Frances Quinzel better known as Harley Quinn the love of joker, a former psychologist of Arkham Asylum, a member of the suicide squad.
First appearance: Batman: The Animated Series "Joker's Favor"
Song: You give love a bad name
Artist: Bon Jovi
Scene: Batman The Animated Series, The Batman, Batman Arkham Asylum, Batman Arkham City, Batman Arkham Origins Batman Arkham Knight, Batman Assault on Arkham , Sucide Squad Trailer.