Collectible DC Comics Superman comic book lot includes six issues from the 1990s. This set features Action Comics 684, 688, 689, and #725 , along with Superman: The Man of Steel #26 and Adventures of Superman #504 . The comics cover storylines including 'Reign of the Supermen' and 'Doomsday'. Each comic book is individually stored in a protective plastic sleeve with backing board. Very fine condition.