Poison Ivy is a character appearing in American comic books published by DC Comics. Created by writer Robert Kanigher and artist Carmine Infantino, she debuted in Batman #181 and has become one of the superhero Batman's most enduring enemies belonging to the collective of adversaries that make up his rogues gallery.
Arkham Asylum is a fictional forensic psychiatric hospital appearing in American comic books published by DC Comics, commonly in stories featuring Batman. It first appeared in Batman #258, written by Dennis O'Neil with art by Irv Novick. Located in Gotham City, the asylum houses patients who are criminally insane, as well as select prisoners with unusual medical requirements that are beyond a conventional prison's ability to accommodate. Its high-profile patients are often members of Batman's rogues gallery.
Harley Quinn is a fictional character appearing in American comic books published by DC Comics. She was created by Paul Dini and Bruce Timm for Batman: The Animated Series as a henchwoman for the Joker, and debuted in its 22nd episode, "Joker's Favor", on September 11, 1992. While intended to appear in one episode, Quinn became a recurring character within the DC Animated Universe (DCAU) as the Joker's sidekick and love interest, and was adapted into DC Comics' canon seven years later, beginning with the one-shot Batman: Harley Quinn #1. Quinn's origin story features her as a former psychologist at Gotham City's Arkham Asylum who was manipulated by and fell in love with the Joker, her patient, eventually becoming his accomplice and lover. The character's alias is a play on the stock character Harlequin from the 16th-century Italian theater commedia dell'arte.
The Scarecrow is a supervillain appearing in American comic books published by DC Comics. Created by writer Bill Finger and artist Bob Kane, the character first appeared in World's Finest Comics #3, and has become one of the superhero Batman's most enduring enemies belonging to the collective of adversaries that make up his rogues gallery.
Clayface is an alias used by several supervillains appearing in American comic books published by DC Comics. Most incarnations of the character possess clay-like bodies and shapeshifting abilities, and all of them are adversaries of the superhero Batman. In 2009, Clayface was ranked as IGN's 73rd-greatest comic book villain of all time.
The Mad Hatter is a supervillain appearing in comic books published by DC Comics, commonly as an adversary of the superhero Batman. He is modeled after the Hatter from Lewis Carroll's novel Alice's Adventures in Wonderland, a character often called the "Mad Hatter" in adaptations of Carroll. A scientist who invents and uses technological mind control devices to influence and manipulate the minds of his victims, the Mad Hatter is one of Batman's most enduring enemies and belongs to the collective of adversaries that make up Batman's rogues gallery.
Killer Croc is a supervillain appearing in American comic books published by DC Comics. Created by Gerry Conway, Don Newton and Gene Colan, the character was introduced in Batman #357. He has become one of the most enduring enemies of the superhero Batman and belongs to the collective of adversaries that make up his rogues gallery.
"Batman: Hush" is an American comic book story arc published by DC Comics featuring the superhero Batman. It was published in monthly installments within the comic book series Batman, running from issue #608–619 in October 2002 until September 2003. The story arc was written by Jeph Loeb, penciled by Jim Lee, inked by Scott Williams, and colored by Alex Sinclair, under the editorship of Bob Schreck.
Victor Zsasz, also known as Mr. Zsasz or simply Zsasz, is a villain appearing in comic books published by DC Comics. The character first appeared in Batman: Shadow of the Bat #1. He is a sadomasochistic and psychopathic serial killer who carves a tally mark onto himself for each of his victims. A recurring adversary of the superhero Batman, Zsasz belongs to the collective of enemies that make up Batman's rogues gallery.
Hush is a supervillain appearing in American comic books published by DC Comics. Created by Jeph Loeb and Jim Lee, the character first appeared in Batman #609 in January 2003 as part of the twelve-issue storyline Batman: Hush. Hush serves as a criminal foil to the superhero Batman, as an example of what Batman could have been had he used his intellect and wealth for malice, and belongs to the collective of adversaries that make up his rogues gallery.
Cataclysm is an 18-chapter DC Comics crossover story arc that ran through the various Batman family comics from March to May 1998. The plot of the storyline centers on Gotham City being hit by a massive earthquake, the epicenter of which is less than a mile from Wayne Manor. In the wake of the destruction, Batman and his allies join the frantic rescue efforts around the devastated city, which soon spirals into chaos. This story arc would act as a catalyst for the Batman comics and its spin-off titles, signaling the beginning of nearly two years of storylines that would spring forth in the earthquake's aftermath, culminating in the year-long Batman: No Man's Land saga. Cataclysm itself takes place a short time after the events of Batman: Contagion and Batman: Legacy, two previous crises which also nearly resulted in Gotham City's destruction.
Nora Fries is a character appearing in American comic books published by DC Entertainment. She was created by Paul Dini and Bruce Timm for Batman: The Animated Series, in which she is depicted as the terminally ill wife of Dr. Victor Fries, who cryogenically freezes her and becomes the supervillain Mr. Freeze to find a cure for her condition. Nora is later adapted into the mainstream comic book canon and revived as a supervillain under the aliases Lazara and Mrs. Freeze.
Contagion is the name of a story arc that ran through the various Batman comic book series. It concerns the outbreak of a lethal disease in Gotham City, and Batman's attempts to combat it. The events of this story led into Batman: Legacy and Batman: Cataclysm, which itself leads into Batman: No Man's Land. It ran from March through April 1996.
Gotham City Sirens is an American comic book series that 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 inhabiting Gotham City: Catwoman, Harley Quinn, and Poison Ivy.
Jane Doe is a character appearing in American comic books published by DC Comics. She first appeared in Arkham Asylum: Living Hell #1 and was created by Dan Slott and Ryan Sook.
Selina Kyle, nicknamed "Cat", is a fictional character on the Fox TV series Gotham. Based on the DC Comics character of the same name who goes on to become Catwoman, Selina is a morally ambiguous street thief who becomes an ally and later love interest to Bruce Wayne, the orphaned son of Thomas and Martha Wayne. Camren Bicondova portrays Selina Kyle for the majority of Gotham's run, but is replaced by Lili Simmons as an adult in the series finale.
"Fear State" is a comic book crossover storyline published by DC Comics in late 2021, featuring Batman and his family. Primarily written by James Tynion IV, the arc is his second and final major arc on Batman in DC Rebirth. The main story was from Batman #112–117, also including multiple tie-in issues.
Jeremiah Arkham is a fictional supervillain and the head of the Arkham Asylum in DC Comics, created by Alan Grant. Arkham was created in 1992, and slowly "lost his mind" during his time in the Arkham Asylum, subsequently becoming the second Black Mask. Though described as a sadist, Arkham seems to believe his intentions are for the benefit of his patients.
"Shadows of the Bat" is a 12-issue weekly comic book event published in December 2021, mainly set in the Detective Comics series. Set after "Fear State", the storyline features the Bat-Family dealing with a new villain and Arkham Tower being created in Gotham City. The event received positive reviews from critics who praised the action, story, and art.
