Aamon is a Grand Marquis of Hell and a prominent demon in the Ars Goetia, renowned as the demon of life and reproduction. He commands 40 infernal legions and possesses the ability to shape-shift, often appearing as a wolf with a serpent tail before assuming a human form. His unique dominion over life aspects distinguishes him within the infernal hierarchy and Western demonology.

Aamon

Aatxe is a Basque spirit known as the 'Young Bull' who emerges from caves during stormy nights to punish the malevolent. Manifesting primarily as a red bull and occasionally as a human, it serves as a supernatural enforcer of moral order. Associated with the goddess Mari, Aatxe is deeply rooted in ancient Basque mythology with Paleolithic origins.

Aatxe

Abcán is an Irish mythological dwarf known as a poet and musician among the Tuatha Dé Danann. He wields supernatural musical abilities—including sonic enchantment and a form of illusion magic—that aid his roles as ferryman and trickster. His exploits, ranging from ferrying the goddess Ruad to outwitting the hero Cúchulainn with his lullabies, underscore his unique place in Celtic lore.

Abcán

Abellio is an ancient god venerated in the Garonne Valley of Gallia Aquitania. Inscriptions found in Comminges attest to his worship in the Pyrenees. He is associated with apple trees and possibly the sun, reflecting his dual role in nature and celestial phenomena.

Abellio

Adar Llwch Gwin is a legendary creature from Welsh mythology depicted as a very large and intelligent bird. It soars gracefully through the skies with immense wings and keen eyes. Its association with the griffin underscores its majestic and mysterious nature.

Adar Llwch Gwin

Adar Rhiannon are three magical birds from Welsh mythology, featured in the Mabinogi. Their enchanting song possesses the power to wake the dead and lull the living to sleep. With an uncanny effect on spatial perception, these birds epitomize the mystical realm of Rhiannon.

Adar Rhiannon

Aderyn y Corff is a ghostly, featherless bird from Welsh folklore known for portending death. It is said to chirp outside a soon-to-be deceased person's door with a cry that resembles 'dewch'. Living partly on an alternate plane of existence, it remains an enigmatic omen steeped in ancient tradition.

Aderyn y Corff

Adhene are Manx fairies known as the Children of Pride, believed to be fallen angels with a mischievous streak. They appear as small, child-like beings and interact with the natural world through fishing and cattle herding. Their presence is often seen as an omen of abundance in harvests and fishing.

Adhene

Ægir is a jötunn and the personification of the sea in Norse mythology, known for hosting the gods in his grand underwater halls. He is closely associated with brewing ale and is often depicted as both formidable and hospitable. As a mythological embodiment of the ocean, Ægir's influence spans natural, cultural, and symbolic dimensions.

Ægir

The Afanc is a legendary lake monster from Welsh mythology known for its variable and enigmatic appearance. Often described as resembling a crocodile, beaver, dwarf, or even a platypus, it has been depicted as both a creature of nature and a demonic entity. Its elusive nature and association with various Welsh lakes have made it an enduring figure in regional folklore.

Afanc

Agaliarept is a formidable demon general featured in occult texts like the Grimoirium Verum. He serves directly under Lucifer and shares his rank with Satanachia. Known for his uncanny ability to uncover secrets, he also commands a legion and co-rules the water-linked realm of Elelogap.

Agaliarept

Agares is a demon featured in various demonological grimoires and is recognised as a Duke of Hell. He is often depicted as an elderly man with a commanding presence, sometimes seen riding a crocodile. His abilities include inducing natural phenomena like earthquakes and commanding legions of infernal spirits.

Agares

Aillen is an incendiary being from Irish mythology renowned for his enchanting music and fiery powers. He wields a harp and timpán to lull his victims into a deep, fatal sleep. His myth reflects the blend of artistry and destructive force characteristic of ancient Celtic lore.

Aillen

Aitvaras is a nature spirit from Lithuanian mythology depicted as a rooster with a fiery, meteor-like tail. It dwells within households, bestowing both good fortune and misfortune. Its ambiguous nature is reflected in its gift of stolen gold and grain as well as the trouble it brings.

Aitvaras

Ajatar is an evil female spirit from Finnish folklore. She is known for her malevolent, supernatural presence and curse abilities. Her ethereal, shape-shifting nature and immortality make her a formidable figure in myth.

Ajatar

Akerbeltz is a mythological billy goat spirit from Basque folk traditions, revered as an ancient protector of animals. It is distinguished by its black appearance and is accompanied by a host of elf servants. Over time, Christian interpretations have transformed Akerbeltz into a demonic figure, associated with malevolent acts.

Akerbeltz

Akka is a venerated female spirit in Sámi shamanism, also recognized in Finnish and Estonian mythology. Her worship through sacrifice, prayer, and rituals underscores her profound role in sacred domestic life. Believed by some to dwell beneath Sámi tents, her legacy endures in geographical names across the region.

Akka (spirit)

The Ala is a female weather demon from Balkan folklore known for directing destructive hail clouds and consuming children. Exhibiting a variable, shape-shifting form, she can appear as a black wind, humanlike figure, dragon, or raven. Despite her malevolence, those who earn her favour may receive protection and prosperity.

Ala (demon)

Alberich is a legendary dwarf from German heroic legend known for his cunning and association with supernatural beings. He appears in texts such as the Nibelungenlied and Thidreksaga and is the inspiration behind Wagner's depiction in Der Ring des Nibelungen. His name, meaning 'ruler of supernatural beings', reflects his command over magical forces.

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