The third Carrion was a SHIELD agent, William Allen who was infected and mutated by a virus created by the Jackal, that gives him Warren's memories and a variety of powers. Allen seemingly kept control over his body and willingly, as Carrion, became a major threat to civilians in New York City until Spider-Man stopped him. He was put in stasis in a SHIELD facility.
Carrion (Allen) was created by Roger Stern, Joe Edkin and Darick Robertson and Dan Lawlis and first appeared in Spider-Man: Dead Man's Hand issue 1 (1997).
Major Story Arcs
War of Kings
Allen was later seen, under the demon Hive's control in a plot against the mutant Nightcrawler. Caught again Carrion was transferred to Negative Zone Prison 42, which was soon overrun by Blastaar's forces.
A Council Of Masters
Max Fury, the leader of the Shadow Council has assembled a new Masters of Evil in the sovereign nation of Bagalia where Carrion is currently a member. Carrion is present when Max Fury and the Masters of Evil capture John Steele after he attempts to escape Bagalia with the Serpent Crown and the Crown of Thorns.