When does Untitled Mark Millar project return?

Mark Millar was born in Coatbridge, Scotland, in December 1969. He first came to prominence with a run on the superhero series The Authority. Millar has written numerous creator-owned series which have been published under the unified Millarworld label. In addition to his work as a writer, Millar serves as an executive producer on all film and television adaptations of his comics.