2K Czech, s.r.o. (formerly Illusion Softworks, a.s.) was a Czech video game developer based in Brno. Founded as Illusion Softworks in 1997 by Petr Vochozka and Jan Kudera. The company was acquired by Take-Two Interactive in January 2008 and subsequently organised under the 2K label, becoming 2K Czech. The studio was merged into 2K's Hangar 13 in 2017. The company is best known for creating the Mafia series.