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Mammon

Huge Fiend (Devil) · Lawful Evil · CR 25

  • Fiend (Devil)
  • Huge
  • Tier 4
  • Evil

Ranges across any; Mammon lists at CR 25 as a huge fiend (devil) (lawful evil). Sourced from Tome of Beasts 1.

Stat Block

Challenge Rating
25
Type
Fiend (Devil)
Size
Huge
Alignment
Lawful Evil
Speed
50
Habitats
Any
Sources
Tome of Beasts 1

Ecology

Mammon is a creature of the Lower Planes, present in the mortal world via summoning, banishment-failure, or a planar breach. It is most often found in any regions. It is huge-sized, which shapes how it hunts, hides, or fights. As a legendary creature, it is rare in the world and likely the only specimen of its kind in the local region.

Behaviour

Mammon is cruel and patient, willing to take centuries to repay an insult. Its Lawful Evil alignment shapes how it engages with the world — predictable in tendency, even when unpredictable in detail. It is intelligent enough to plan, scheme, or remember. Spellcasting expands its repertoire well beyond what its physical stat block alone suggests.

Origin

Mammon is introduced in Kobold Press's Tome of Beasts 1 (2016). Fiends originate in the Lower Planes — the Nine Hells, the Abyss, or further hells beyond — bound to whatever cosmic hierarchy that plane enforces. Within a campaign, its existence anchors a region with the kind of weight only an old, named species carries.

CR 25 monstersAll Fiend (Devil)sAny

Related Monsters

Frequently Asked Questions about Mammon

What is the challenge rating of Mammon?
Listed CR for Mammon: 25. Match it to a party that suits endgame groups.
What type of creature is Mammon?
The bestiary type for Mammon is fiend (devil), huge size, lawful evil alignment.
Where does Mammon live?
Mammon doesn't tie to a specific biome — the DM places it where the campaign needs.
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Scan to open Mammon on your phone
QR code linking to Mammon — https://www.doungim.com/dnd/monsters/mammon Scannable QR code encoding the URL https://www.doungim.com/dnd/monsters/mammon. Point a phone camera at this code to open the Mammon page on your mobile device — useful at the table when a DM's laptop or a printed sheet is showing the page.
Scannable QR code encoding the URL https://www.doungim.com/dnd/monsters/mammon. Point a phone camera at this code to open the Mammon page on your mobile device — useful at the table when a DM's laptop or a printed sheet is showing the page.