Mark Sable Is A Writer For Print, Stage And Screen Best Known For His Creator-Owned Comic Books. Sable's First Published Work Was Image Comics Grounded With Artist Paul Azaceta, The Tale Of A Teenager Sent To A High School For Superheroes Where Everyone Has Powers Except Him. The Two Collaborated Most Recently On Graveyard Of Empires, About Marines And Taliban Teaming To Fight A Zombie Insurgency In Afghanistan. Sable Will Be Adapting Graveyard For The Screen In 2013.