Creatures on the Loose 10-A

King Kull in "The Skull of Silence"
Kull travels with his Red Slayers, Ka-Nu and Brule back to his kingdom of Valusia after adventuring, and spy a castle where they might spend the night. Despite the warnings of his men, Kull investigates, and finds all manner of sorcerous dangers. 7 pages.
First comic appearance of King Kull.

"Trull! The Inhuman!"
Reprinted from Tales to Astonish (Vol 1) #21.
An alien spacecraft crashes to Earth, and the intangible essence of Trull floats forth, seeking a new host machine to inhabit. On a construction site in Africa, Trull finds an excavator, and wreaks havoc, until a force greater that he arrives. 13 pages.