Leo Leibelman began his professional career in the pages of Marvel Comics on Savage Sword of Conan doing covers and pinups . He later also worked for companies such as Valiant and Topps on Titles such as Magic the Gathering Turok and Hercules. Leo then went on to work in the film industry as a storyboard and concept artist . He has worked on dozens of film/TV projects. Most recently on the shows “Hannibal” and “12 Monkeys “. He has also done work for Heavy Metal Magazine and painted the official Indiana Jones museum poster .