Mark has over 20 years experience as an illustrator that ranges from comics, character design, storyboarding, promotional materials and poster art. He has worked with independent studios, toy companies and advertising houses producing art on licenses for companies such as Fox Entertainment Group, Marvel Comics, DC Comics, Dark Horse Entertainment and Lucasfilm. In 2014, he worked with Steven T. Seagle on Image Comic's Imperial, in 2016 he partnered with Garth Ennis on Dynamite Entertainment's A Train Called Love,  and in 2017 he worked with Bill Willingham on Lark's Killer.
bio from his website