Complex sentence: Mr. Gone is a fictional character in Sam Keith and William Messner-Loebs' comic book series "The Maxx", as well as the short-lived animated series based upon it, in which he was voiced by Barry Stigler.
Split into simpler sentences: Mr. Gone is a fictional character in Sam Keith and William Messner-Loebs' comic book series "The Maxx". In the short-lived animated series based upon the comic book, he was voiced by Barry Stigler.