Emoniel is the 5th wandering infernal prince of the forest. He commands 100 lesser princes and chief dukes, with over a thousand spirits below them. Being an airy demon, it’s hard to see him without the use of a crystal. Image: Stiller Beobachter (modified)
Leviathan is a massive sea serpent that appears throughout the Hebrew Bible and related texts. Originally there was a female leviathan, but God killed it out of fear that they’d multiply and destroy the world. He saved the flesh of the beast for the banquet at tLeviathan is a massive sea serpent that appears throughout the Hebrew Bible and related texts. Originally there was a female leviathan, but God killed it out of fear that they’d multiply and destroy the world. He saved the flesh of the beast for the banquet at the advent of the Messiah.he advent of the Messiah. In Binsfeld’s classification of demons, Leviathan is considered the demon of envy. Image: Gustave Doré, 1865
Nure-onna (“wet woman”) is a yokai found in rivers and the ocean. It helps a fellow water monster, the ushi-oni, to hunt humans. It hands the victim a baby that turns into a heavy rock, pulling them into the water where the ushi-oni devours them. Image: Toriyama Sekien, 1776 & Sawaki Suushi, 1737
A nuppeppo is a wrinkly, featureless yokai with powder-white skin that smells of rotting flesh. It’s a harmless, solitary creature that can be found in deserted towns, graveyards, and temples. Some say eating a nuppeppo will grant eternal youth. Image: Hyakkai Zukkan
In gnostic cosmology, Abraxas is the rooster-headed, serpent-legged god who created the material world. The letters of his name represent the 7 planetary spheres, and he’s often found on magick amulets. He was later demonized by Christians and appears in the Dictionnaire Infernal.
Hyosube is a Japanese yokai, that’s a cousin to the kappa. This child-sized river monster comes out at night and loves to gorge himself on eggplants, sometimes ravaging an entire field. If Hyosube laughs, and you join him, you will die. Image: Bakemono no e
The Ushi-Oni is a spider-like, ox-headed yokai (supernatural creature) from Japanese folklore who appears on beaches, mountains, forests, swamps, and lakes. They’re savage beasts who spit poison and love to kill and eat humans and livestock. Image: Hyakkai-Zukan
The kallikantzaroi are evil goblins, found in Greek folklore, who live underground and saw the World Tree to try to collapse the earth. When Christmas season begins, they abandon their task to terrorize humans. On Epiphany, they return but the tree has healed itself.
The nuckelavee is a fearsome sea monster found on Scotland’s Northern Isles that, when on land, has been described as humanoid rider fused with a horse, skinless with black blood coursing through yellow veins. Its breath wilts crops and is responsible for epidemics and drought. Image: michael221 on Deviant Art CC-BY-SA
The Hellmouth is an entrance to hell that manifests as the open jaws of an infernal beast. Depictions of Hellmouths were common during the Middle Ages and Renaissance in manuscripts, and even as dramatic mechanical set pieces in theatrical productions.
- Detail of The Mouth of Hell, from the Book of Hours of Catherine of Cleves, 1440
- Vision de l’Enfer (Vision of Hell), from Les Visions du chevalier Tondal, 1475
- Ludolf of Saxony, Inferno, from Speculum Humanae Salvationis, 1455
- Lambert of Saint-Omer, Liber Floridu, 1250 – 1275
- Detail of Jugement Dernier – Damnés (Last Judgement – The Damned Souls), 1492
Pazuzu (𒀭𒅆𒊒𒍪𒍪) is the ancient Mesopotamian king of wind demons. He’s responsible for storms, drought, famine, and locusts. Though evil himself, Pazuzu is invoked on amulets to drive away other evil spirits, like the malicious goddess Lamashtu. He’s also the spirit that supposedly possessed Regan in the film, The Exorcist. Image: World Imaging/PHGCOM on Wikimedia Commons