It's cold, pale, sagging body lifted from the orb with an unnatural grace. Fat wrinkled lips pursed, and then opened to reveal a distinct lack of succedaneous growths, instead just two mandibular stumps. Somehow this was worse we thought, as a fat string of saliva dribbled down.
As it stepped through the portal it spread horrible, wet leathery wings that unfolded with an unsettlingly fluid agility. It turned it's head to look at us and studied us greedily with it's black mirrored eyes. The air went cold, and the hairs on the back of our necks pricked up as it let out a low hissing noise.