Batman Villain is a term used to refer to the various antagonists that have appeared in the Batman comic books, films, and television series. The most well-known villains include the PENGUIN, Riddler, EGGHEAD, and The Joker. The PENGUIN, also known as Oswald Chesterfield Cobblepot, is a criminal mastermind and master of disguise who uses his wealth and resources to commit crimes. The Riddler, also known as Edward Nigma, is an intelligent criminal mastermind who uses riddles and puzzles to challenge Batman. EGGHEAD, also known as Professor Arnold EGGHEAD, is a criminal genius and scientist who uses his knowledge of science and technology to commit crimes. Finally, The Joker is Batman's arch-nemesis and one of the most iconic villains in comic book history. He is a psychopathic criminal mastermind who uses his wit and intelligence to outsmart Batman.