April 26th, 1972 - May 1st, 2021
Leon started his career at the age of 16, illustrating for the Dragon and Dungeon magazines. His move to comics began with RoboCop (1992) and RoboCop: Prime Suspect (1992) for Dark Horse Comics. He then worked for DC Comics on Static (1993) and Static Shock!: Rebirth of the Cool (2001), helping launch the Milestone Comics Universe. He also worked on The Further Adventures of Cyclops and Phoenix (1996), The Winter Men (2005) and Batman: Creature of the Night (2017). He was nominated for an Eisner along with Tom King for his work on the short story "Black Death in America," which debuted in Vertigo's CMYK: Black issue.
Leon also contributed artwork to a number of style guides for comic book films, including Superman Returns, Batman Begins, Green Lantern and The Dark Knight.