Girls Rule

Girls Rule is an upcoming American animated television series created by Chris McKay for the streaming service HBO Max and Cartoon Network, based on the DC Comics  "Gotham City Sirens" comic books series. Produced by Warner Bros. Animation, it is intended to be part of the LEGO Exteneded Universe sharing continuity with the films of the franchise. Sam Register serves as executive producer along with Dan Lin and Roy Lee.

Jenny Slate, Zoë Kravitz and Riki Lindhome reprise their roles as Harley Quinn, Catwoman and Poison Ivy from the film Lego Batman (2017) long with Rosario Dawson, Will Arnett and Nolan North also starring. Development on the series began by September 2018, with Mckay directing and writting. The series was announced in November 2019, along with the casting of Slate. Register was hired shortly after, with additional casting revealed that year. Shane Acker joined to Mckay to direct in January 2021. Animal Logic, which also produced animation for the franchise's films, provided aesthetic animation for the series, which will end in early March 2022.

Girls Rule is scheduled to premiere on October 17, 2022, and will consist of seven episodes.

Premise
After the events of Lego Dimensions (2022), Harley Quinn has been kicked out of the Joker's mob and now alone in Gotham City, she must team up with Catwoman and Poison Ivy to solve a strange mystery.

Cast and characters
The Joker's ex-girlfriend. She was abandoned and expelled by the mafia. Quinn has been the Joker's companion for so long and now she feels "exhausted" and unsure of "her place in the world" after being kicked out by him in Lego Dimensions (2022). Slate said that the series would delve into Harley's future and development and allow her to "explore more than just the badass that she has." An expert doctor in silver. After directly attacking the Joker, she was forced to escape and hide. Later in the season he accepts a job at STAR Labs. Slate described Ivy in the series as "a smart girl and not just a beauty with great powers", with Ivy acting as the "right hand" of the team; this forces her to make "many decisions, some good, some bad." A billionaire by day and superhero by night, who defends Gotham City from crime. . Arnett also voiced the character in the films of the franchise. Additionally, Fred Stoller is expected to appear as Harold Allnut, a genius partner of Batman's for a long time, David Hayter as Boneblaster, a new supervillain from Gotham while Jason Liebrecht, Kate Micucci and Billy Dee Williams have been cast in undisclosed roles.
 * Jenny Slate as Harley Quinn:
 * Zoë Kravitz as Catwoman: Joker's former smuggler and hacker. She, like many other henchmen, were also kicked out of the mob. Now it is limited and stealing in the streets with a knife.
 * Riki Lindhome as Poison Ivy:
 * Rosario Dawson as Barbara Gordon / Batgirl, the newly-elected police commissioner of Gotham.
 * Will Arnett as Batman:
 * Nolan North As Thomas Elliot: A supervillain hoping to take down Batman due to a childhood trauma.
 * Will Friedle as Maxwell Burton: a STAR Labs doctor who discovers Poison Ivy by investigating hidden files. After passing some incidents, both become boyfriends.
 * Conan O'Brien as Riddler: A Gotham City criminal mastermind, he colludes with Hush in his plan until he betrays him. He ends up in Arkham Asylium after a confrontation.

Episodes
The series will consist of seven episodes, with Chris Mckay directing four episodes and Shane Acker directing the last three.

Music
In February 2023, Kris Bowers was revealed to be composing for the series, and was working on the score at that time.

Marketing
Footage from the series was shown at the 2022 San Diego Comic-Con.

Release
Girls Rule is expected to premiere on HBO Max in late 2022 and will consist of six episodes.