Mature is a recurring character in The King of Fighters series, first introduced in The King of Fighters '96. She is a cold and enigmatic woman who serves as one of the loyal secretaries and assassins of the villain Rugal Bernstein. Alongside her partner Vice, Mature acts as an agent of the Orochi, manipulating events from the shadows. Known for her quick wit and deadly fighting skills, she primarily uses slashing attacks and is integral to the Orochi storyline.