Destroyer by Robert Kirkman

Robert Kirkman (The Walking Dead) and his Invincible collaborator Cory Walker put a fresh shine on a Golden Age hero! They don't make 'em like Keene Marlow anymore. As the Destroyer, Marlow fought some of the world's greatest evils and survived to tell the tale. But in his twilight years, Marlow has finally met his match: a bum heart. Facing impending death, he must tie up all his loose ends - which means eliminating all his grudge-holding old enemies, including arch-nemesis Scar! The Destr...