Primal monster: Pillow-mares

The King of Abominations has ordered Jasastaur to find the Primal Meteorite, he doesn't want to tell all abominable creatures why he wants the stone. The king actually wanted to resurrect the most horrible creature in the world, his name is Pillow-mares, he is not a monster with the pillow head, but he uses the pillow's cover to hide his face. Or to tell the truth, its true form.