Harley Quinn appeared in American comic books published by DC Comics.
Batman is a fictional superhero appearing in American comic books published by DC Comics . Harley Quinn . The character was created by Paul Dini and Bruce Timm , and first appeared in Batman : The Animated Series in September 1992 . She later appeared in DC Comics ' Batman comic books , with the character 's first comic book appearance in The Batman Adventures # 12 ( September 1993 ) .