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Cacodemon: The cacodemon is a malevolent spirit or demon with the ability to shapeshift, originating from ancient Greek terminology.

Cacodemon - Represents the embodiment of evil and serves as a foil to benevolent spirits like the agathodaemon, highlighting the duality in cultural interpretations of morality.

Cacodemon

Cacodemon - Represents the embodiment of evil and serves as a foil to benevolent spirits like the agathodaemon, highlighting the duality in cultural interpretations of morality.

Quick Story →

the legend in five swipes.

The cacodemon is a malevolent spirit or demon with the ability to shapeshift, originating from ancient Greek terminology. It is traditionally contrasted with the benevolent agathodaemon or eudaemon, representing the eternal conflict between good and evil. Historically, the term has also been applied to describe a malevolent person and has influenced psychological and astrological concepts of evil.

The Origin Story of the Cacodemon

Cacodemon: Manuscripts, Texts and Variants

How would you recognise the Cacodemon?

How does the Cacodemon legend change from place to place?

What parallels exist to the Cacodemon in other traditions?

Why does the Cacodemon still matter?

Interesting Fact

An interesting observation is that the cacodemon not only embodies a mythological demon but also reflects modern interpretations of inner darkness, as seen in its association with psychological conditions and astrological symbolism.

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Quick Creature Info

Our Mythic Legendary Rating:

Mystical Awakening
Mystical Awakening rating

Also Sometimes Known As:

cacodaemon

Supernatural Powers:

ShapeshiftingMalevolent Influence

Abilities:

ImmortalityShapeshifting abilityMalevolent presence

Behavior:

MalevolentExhibits chaotic and harmful behaviour

Lore:

Evil spirit and malevolent demonGreek and Western demonologyRepresents the embodiment of evil and serves as a foil to benevolent spirits like the agathodaemon, highlighting the duality in cultural interpretations of morality

Related Creatures, Tales or Lore

References

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The Mythological Creatures Book Series

Yokai, Greek, Norse, Egyptian & Chinese. Five illustrated field guides to the creatures the old stories either warned or told you about.

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Mythological Creatures Field Guide: Egyptian Legends book coverMythological Creatures Field Guide: Chinese Beasts book cover
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Curated by the Mythological Creatures Team

Series editor: Mythological Creatures Directory

Primary desk: Hellenic & Ancient Mediterranean Desk

(rev. November 2025)