-organizer Seth Killian in 2011
Skullgirls was originally conceived as several stray character designs that illustrator Alex "o_8" Ahad had been creating since high school. While attending college, Ahad had the hypothetical idea to use the character concepts for a fighting game roster. The idea would later become a reality when Ahad was introduced to fighting game enthusiast and tournament-goer Mike "Mike Z" Zaimont, who had been working on a fighting game engine during his own spare time. Engine development and pre-production began in 2009. Ahad drew the art style and character designs based on a wide variety of his influences and inspirations, such as the works of
Mike Mignola and
Bruce Timm,
Gainax's
FLCL,
Tex Avery's
Red Hot Riding Hood,
Capcom's
Darkstalkers, and artists
George Kamitani and
Daisuke Ishiwatari. Ahad and Zaimont pitched
Skullgirls to several companies, eventually teaming up with recently founded independent developer Reverge Labs in 2010. At the
Electronic Entertainment Expo 2011, Japanese developer and publisher
Konami announced that they would help distribute the game. Following the game's release, the
Skullgirls team began teasing future content for the game, including new voice packs, color palettes, and downloadable characters. However, shortly thereafter, Autumn Games was hit with a series of lawsuits regarding
Def Jam Rapstar, which "gummed up everything related to Autumn's funding." The entire
Skullgirls development team was laid off by Reverge Labs in June 2012 after Autumn Games and Reverge Labs allowed their contract to expire without agreeing upon a new one. This prompted the team to reform under a new moniker, Lab Zero Games, to continue work on the PC release and downloadable content. Autumn Games, revealed to be in full possession of the IP, claimed it was "fully behind the new studio" and promised to "continue to work with [Lab Zero Games] in the future on all
Skullgirls-related endeavors." The
Skullgirls community raised over , placing second to eventual winner
Super Smash Bros. Melee, which raised over $94,000. Although the game did not win, Shoryuken announced that
EVO 2013 event organizers would support the
Skullgirls side tournament by providing prize money and exhibition support due to their effort in the fundraiser.
Crowdfunding and publisher transition Despite Autumn Games' support and desire to expand
Skullgirls, their continued litigation prevented the publisher from providing any financial backing. Contributors received various rewards, including desktop wallpapers, a digital copy of the official soundtrack, and the chance to add a background character to the game, among others. The campaign reached its initial goal in less than 24 hours, while the stretch goal of a second DLC character, Big Band, secured funding in just over 2 weeks. An additional stretch goal that would provide a free license for the game's engine, Z-Engine, to the developers of ''
Them's Fightin' Herds (at the time called Fighting is Magic
) was also funded. Following the dissolution of the partnership, Konami requested the removal of Skullgirls
from the PlayStation Network and Xbox Live Arcade by the end of 2013. In response, Lab Zero Games announced in December 2013 that Skullgirls
would be re-released on consoles as Skullgirls Encore
, a new build including up-to-date changes and additions, in January 2014. Encore
marked the transition of the console versions to its new publishers, Marvelous and CyberFront, and coincided with the console release of Squigly. While Encore'' was released as a title update for the Xbox 360 version, the PlayStation 3 version required owners to re-download the game at no cost; leaderboard rankings, save data, and trophies were not carried over. Two individuals claimed that Zaimont had made inappropriate sexual comments towards them, which triggered an internal investigation of Zaimont's behavior within Lab Zero Games. In the statement, both parties expressed intent to work with the employees who resigned from Lab Zero Games on the continued development of
Skullgirls. Cartwright raised money for the staff, who had been fired without severance, by selling her sketchbooks. Several former Lab Zero Games members, including Cartwright and Kim, then went on to establish a new cooperatively-structured independent game studio called Future Club. In February 2021, Autumn Games revealed the development of the
Season 1 Pass, which included four DLC characters, a digital artbook, and an updated soundtrack.
Legal In April 2021, lead animator Mariel Cartwright and CEO Francesca Esquenazi sued Lab Zero for Mike Zaimont's wrongful termination. In May 2021, Lab Zero countersued, stating that Cartwright and Esquenzai were out to intentionally destroy Lab Zero and Zaimont's image, causing the company to break up so they could start a competing business and poach Lab Zero employees. The countersuit also claims that Cartwright and Esquenzai were the ones who talked about sex and related topics with Zaimont, and then publicly mischaracterized it as harassment. Cartwright and Esquenzai motioned to dismiss the countersuit, but the Los Angeles Superior Court Judge denied the motion in May 2022, and allowed the countersuit to proceed. In January 2025, Hidden Variable ended their partnership with Autumn Games and filed a lawsuit against them alleging unpaid fees of roughly $1.2 million for work done on Skullgirls Mobile since November 2024. Autumn Games responded by claiming they have "taken over" development of the game and will continue to support it with new features, such as Guilds. ==Soundtrack==