 The Conjuring, Paul Abrams |  Cookoo, Dimitris Martin |  Cool Air, Nele Diel |  Cosmic Gate, Greg Bobrowski |  Cosmic Horror, Ann-Sophie De Steur |
 Cosmic Horror, Sady Izé |  Cosmic Horror Monthly, Quentin Castel |  Cosmic R'lyeh, Dr. Faustus |  La couleur tombée du ciel, Sam Mahlone |  Country Life, Wolfgang Sangmeister |
 Cover Me!, Anders Finer |  Cowcthulhu, Meg Lyman |  Creepy fish-men, Alejandro Mirabal |  Cruzando las montañas, Jagoba Lekuona Huegun |  Cthonian, Dave Carson |
 Cthonian, Michel Koch |  Cthonians, Alessandro Alaia |  Cthu-loo, Murray Groat |  Cthu-Louise, Jill Thompson |  Cthugha, Douzen |
 Cthugha, Lugia Krabby |  Cthuhu's Brother, Mastattak |  Cthul-Aid, Beast Poppa |  Cthulhite footsoldier, Ralph Lomotan |  Cthulhu, Juan Aguilera |