Billy Martin is a comic book artist best known for Vitriol the Hunter. He also worked on X-Men: Blue, Batman/TMNT Adventures, X-Men: Gold, The Cyptics, Teenage Mutant Ninja Turtles New Animated Adventures, Royals, Star Wars Adventures, Man-Thing, Teenage Mutant Ninja Turtles: Amazing Adventures - Robotanimals! and Teenage Mutant Ninja Turtles: Amazing Adventures.