Leviathan (leader of Coven cult, Marvel)
Leviathan (leader of Coven cult, Marvel) appears in 7 issues in grailworth's catalog, and was first published in 1990. First appearance: Nick Fury, Agent of S.H.I.E.L.D. #7 (1989), cover dated 1990.
First appearance
Every appearance we value
Character appearances from the Grand Comics Database, CC BY-SA 4.0.