 A 10-page sword-and-sorcery story starring King Kull, "The Forbidden Swamp", by writer Thomas and art by the Severin siblings, appeared in issue #16 (April 1972); it continued the story from "Kull the Conqueror" #2 (Sept. 1971), during a 10-month hiatus before that series resumed with #3.A flashback adventure pitting superheroes against Marvel monsters appeared in a 2005 one-shot comic with the cover trademark "Monsters on the Prowl", and the copyrighted title "Marvel Monsters