Question: What supervillain appears in The Batman Adventures and from DC Comics?

full_context: Document 1: Harley Quinn: Harley Quinn (Harleen Frances Quinzel) is a fictional supervillain and occasionally antihero appearing in American comic books published by DC Comics. The character was created by Paul Dini and Bruce Timm, and first appeared in "" 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 (Sept. 1993).
Document 2: Two-Face: Two-Face (Harvey Dent) is a fictional supervillain appearing in American comic books published by DC Comics, commonly as an adversary of the superhero Batman. The character was created by Bill Finger and Bob Kane and first appeared in "Detective Comics" #66 (Aug. 1942). As one of Batman's most enduring enemies, Two-Face belongs to the collective of adversaries that make up Batman's rogues gallery.
Document 3: Joker (character): The Joker is a fictional supervillain created by Bill Finger, Bob Kane, and Jerry Robinson who first appeared in the debut issue of the comic book "Batman" (April 25, 1940), published by DC Comics. Credit for the Joker's creation is disputed; Kane and Robinson claimed responsibility for the Joker's design, while acknowledging Finger's writing contribution. Although the Joker was planned to be killed off during his initial appearance, he was spared by editorial intervention, allowing the character to endure as the archenemy of the superhero Batman.
Document 4: DC animated universe: DC Animated Universe (DCAU or also referred to as the Timmverse by fans) is a name used to refer to the shared universe centered on a group of animated television series based on DC Comics, produced by Warner Bros. Animation from the early 1990s to mid-2000s; beginning with "" in 1992, briefly ending with "Justice League Unlimited" in 2006 and returning with "Batman and Harley Quinn" in 2017. Some parts of the associated media franchise including direct-to-video feature films and shorts, comic books, video games and other multimedia adaptations are also included in the continuity.
Document 5: Barbara Gordon: Barbara Gordon is a fictional superhero appearing in American comic books published by DC Comics, commonly in association with the superhero Batman. The character was created by William Dozier, Julius Schwartz, and Carmine Infantino. At the request of the producers of the 1960s "Batman" television series, DC editor Schwartz called for a new female counterpart to the superhero Batman that could be introduced into publication and the third season of the show simultaneously. The character subsequently made her first comic book appearance as Batgirl in "Detective Comics" #359, titled "The Million Dollar Debut of Batgirl!" (January 1967), by writer Gardner Fox and artist Carmine Infantino.
Document 6: Vicki Vale: Victoria "Vicki" Vale is a fictional character appearing in American comic books published by DC Comics, commonly in association with the superhero Batman. Created by Bob Kane and Bill Finger, the character debuted in "Batman" #49 (October 1948). Vicky Vale is typically depicted as a romantic interest of Bruce Wayne, the alter-ego of Batman.
Document 7: Batman Incorporated: Batman Incorporated (also known as Batman, Inc.) is an American comic book series published by DC Comics, featuring the superhero Batman. Written by Grant Morrison, the series debuts following the events of "Batman R.I.P", "Final Crisis", "Batman and Robin", and "" where, after being stranded in the distant past and believed dead, Bruce Wayne has returned to the present day DC Universe. Now, he is prepared to take his war on crime to the next level, by essentially "franchising" it and drafting, training and commanding a global team of heroes who will answer to Batman himself called Batman Incorporated.
Document 8: Batman v Superman: Dawn of Justice: Batman v Superman: Dawn of Justice is a 2016 American superhero film featuring the DC Comics characters Batman and Superman. Directed by Zack Snyder and distributed by Warner Bros. Pictures, the film is the second installment in the DC Extended Universe (DCEU) following 2013's "Man of Steel". It was written by Chris Terrio and David S. Goyer, and features an ensemble cast that includes Ben Affleck, Henry Cavill, Amy Adams, Jesse Eisenberg, Diane Lane, Laurence Fishburne, Jeremy Irons, Holly Hunter and Gal Gadot. "Batman v Superman: Dawn of Justice" is the first live-action film to feature Batman and Superman together, as well as the first live-action cinematic portrayal of Wonder Woman, Aquaman, Flash and Cyborg. In the film, criminal mastermind Lex Luthor manipulates Batman into a preemptive battle with Superman, whom Luthor is obsessed with defeating.
Document 9: Crime Syndicate of America: The Crime Syndicate are teams of fictional supervillains from one of DC Comics' parallel universes, who are the evil counterparts of the Justice League of America. The original team was specifically known as Crime Syndicate of America and is sometimes abbreviated as CSA. This first superpowered Crime Syndicate team appeared in "Justice League of America" (vol. 1) #29 in August 1964. The primary successive incarnation, known as the Crime Syndicate of Amerika (with the variant spelling of America), first appeared in the 2000 "" graphic novel.
Document 10: Warner Bros.: Warner Bros. Entertainment Inc. (previously incorporated as Warner Brothers Pictures, Inc. and colloquially known as Warner Bros. and Warner Bros. Pictures) is an American entertainment company that is a division of Time Warner and is headquartered in Burbank, California. It is one of the "Big Six" major American film studios.
Document 11: Catwoman: Catwoman is a fictional character appearing in American comic books published by DC Comics, commonly in association with the superhero Batman. Created by Bob Kane and Bill Finger, the character made her debut as "the Cat" in "Batman" #1 (Spring 1940).
Document 12: Gotham City Sirens: Gotham City Sirens is an American comic book series was written by Paul Dini with art by Guillem March and published by DC Comics. The term "Gotham City Sirens" refers to three of the most popular female villains that inhabit Gotham City, which are Catwoman, Harley Quinn, and Poison Ivy.
Document 13: Batman: Batman is a fictional superhero appearing in American comic books published by DC Comics. The character was created by artist Bob Kane and writer Bill Finger, and first appeared in "Detective Comics" #27 (1939). Originally named the "Bat-Man", the character is also referred to by such epithets as the Caped Crusader, the Dark Knight, and the World's Greatest Detective.
Document 14: DC Comics: DC Comics, Inc. is an American comic book publisher. It is the publishing unit of DC Entertainment, a subsidiary of Warner Bros. Entertainment, Inc., a division of Time Warner. DC Comics is one of the largest and oldest American comic book companies, and produces material featuring numerous well-known heroic characters including Superman, Batman, Wonder Woman, Green Lantern, the Flash, Aquaman, Hawkman, and Green Arrow. Most of their material takes place in the fictional DC Universe, which also features teams such as the Justice League, the Justice Society of America, the Suicide Squad, and the Teen Titans, and well-known villains such as the Joker, Lex Luthor, The Cheetah, Harley Quinn, Darkseid, Catwoman, Ra's al Ghul, Deathstroke, Reverse-Flash, Sinestro, Black Adam, and Brainiac. The company has also published non-DC Universe-related material, including "Watchmen", "V for Vendetta", and many titles under their alternative imprint Vertigo.
Document 15: DC Extended Universe: The Justice League Universe (JLUDCEUUJLDCE), more commonly known by its unofficial name as the DC Extended Universe (DCEU), is an American media franchise and shared universe, centered on a series of superhero films distributed by Warner Bros. Pictures, based on characters that appear in publications by DC Comics. The shared universe, much like the original DC Universe in comic books, was established by crossing over common plot elements, settings, cast, and characters. The films have been in production since 2011 and in that time Warner Bros. has distributed four films with more than ten in various stages of production. The series has grossed over $3.1 billion at the global box office, currently making it the seventeenth highest-grossing film franchise.
ground_truth: Harley Quinn