DC Countdown commonly referred to as Countdown to Infinite Crisis is a one-shot publication and the official start of the Infinite Crisis storyline. It was released 30 March 2005 sold out and quickly went to a second printing. When this comic was first published the cover showed Batman holding a shadowed corpse so as not to ruin the surprise of who dies. For the second printing the shadows were removed to reveal the identity of the corpse. Given a list of categories: company, educational institution, artist, athlete, office holder, mean of transportation, building, natural place, village, animal, plant, album, film or written work, what category does the paragraph belong to?
A:
Written Work