both before demon course rest

Augury

Spells Player’s Handbook

You receive an omen from an otherworldly entity about the results of a course of action that you plan to take within the next 30 minutes. The DM chooses the omen from the Omens table. Omens

as other spells, that might change the results. If you cast the spell more than once before finishing a Long Rest, there is a cumulative 25 percent chance for each casting after the first that you get no answer.

Demonomicon of Iggwilv

Magic Items Dungeon Master’s Guide

finish a Long Rest, if you and the Demonomicon are on the same plane of existence, one trapped creature within the book can attempt to possess you. You make a DC 20 Charisma saving throw. On a failed

Destroying the Demonomicon. To destroy the book, six different demon lords must each tear out a sixth of the book’s pages. If this occurs, the pages reappear after 24 hours. Before all

Vampire Infernalist

Monsters Astarion's Book of Hungers

course it is. —Astarion on Vampire Infernalists Vampire Infernalist Lairs Vampire infernalists lurk in gloomy libraries or ritual chambers, far from the sun’s light. The region

sap the body and mind. Creatures (excluding the vampire and its allies) that finish a Short or Long Rest while within 1 mile of the lair make a DC 15 Wisdom saving throw. On a failed save, a creature

Summon Greater Demon

Spells Xanathar's Guide to Everything

throw if you say its true name. On a failed save, the demon continues to obey you. On a successful save, your control of the demon ends for the rest of the duration, and the demon spends its turns

You utter foul words, summoning one demon from the chaos of the Abyss. You choose the demon’s type, which must be one of challenge rating 5 or lower, such as a shadow demon or a barlgura. The

Chasme (summoner variant) Legacy

Monsters Monster Manual (2014)

. This reduction to a creature’s hit point maximum lasts until the creature finishes a long rest or until it is affected by a spell like greater restoration. Summon Demon (1/Day). The demon

chooses what to summon and attempts a magical summoning. A chasme has a 30 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Summon Demon"} chance of summoning one chasme. A summoned demon

Augury Legacy

Spells Basic Rules (2014)

course of action that you plan to take within the next 30 minutes. The DM chooses from the following possible omens: Weal, for good results Woe, for bad results Weal and woe, for both good and bad

spells or the loss or gain of a companion. If you cast the spell two or more times before completing your next long rest, there is a cumulative 25 percent chance for each casting after the first that you get a random reading. The DM makes this roll in secret.

Molydeus

Monsters Mordenkainen Presents: Monsters of the Multiverse

maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target transforms into a manes (see the Monster Manual) if this reduces its hit

. Cast a Spell (Costs 2 Actions). The molydeus uses Spellcasting.The fearsome molydeus speaks for the demon lord it serves and enforces its master’s will. This demon is 12 feet tall, and its

Molydeus (Summoner Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target transforms into a manes (see the Monster Manual) if this reduces its hit

Summon Demon (1/Day). As an action, the molydeus has a 50 percent chance of summoning its choice of 1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Summon Demon"} babau;babaus, 1d4 chasme;chasmes

Drow Inquisitor (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

necrotic damage it takes. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. Summon Demon (1/Day). The drow attempts to magically summon a

yochlol, with a 50 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Summon Demon"} chance of success. If the attempt fails, the drow takes 5 (1d10);{"diceNotation":"1d10","rollType

Vargouille

Monsters Mordenkainen Presents: Monsters of the Multiverse

vargouilles flap through the caverns and skies of the Abyss. They are given little regard by powerful and intelligent demons since vargouilles can do them no harm. Even the weakest demon, such as a manes

behind when one Fiend kills another. Because of their hunger for living prey, vargouilles are eager to escape the Lower Planes. On rare occasions, summoning a demon to another plane can bring a

Duergar Hammerer

Monsters Mordenkainen Presents: Monsters of the Multiverse

duergar are forced into the fusion by Underdark tyrants. Unless incapacitated, the duergar inside a machine can extricate themself from it over the course of a short rest, completing the process at the rest’s end.Poison

Drow Inquisitor

Monsters Mordenkainen Presents: Monsters of the Multiverse

", "rollDamageType":"necrotic"} necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the target finishes a long rest

. Variant: Demon Summoning Drow Inquisitor (Summoner Variant);Variant: Demon Summoning Some drow inquisitors have an action that allows them to summon a yochlol. Summon Demon (1/Day). The drow

Fury of Kostchtchie

Monsters Bigby Presents: Glory of the Giants

, sometimes turn to the worship of the demon lord Kostchtchie. In the myths of these giants, Kostchtchie was once a frost giant of such tremendous might that he slew a demon lord in single combat

, claimed its Abyssal realm for himself, and now waits for other frost giants to join him in conquering the rest of the Abyss. When Kostchtchie answers the pleas of giants, he gives them supernatural

Duergar Screamer

Monsters Mordenkainen Presents: Monsters of the Multiverse

. Unless incapacitated, the duergar inside a machine can extricate themself from it over the course of a short rest, completing the process at the rest’s end.Poison

Nightmare Shepherd

Monsters Mythic Odysseys of Theros

(Recharges after a Short or Long Rest). The shepherd pulls twisted souls from the Underworld; 1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Herd the Underworld"} shadow;shadows (without

the Underworld. The people of Theros know these fiends as demons. Immortal Nature. A demon of Theros doesn’t require food, drink, or sleep. FIENDS OF THEROS On Theros, the term “demon

Drow Inquisitor (Summoner Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

", "rollDamageType":"necrotic"} necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the target finishes a long rest

, true seeing Summon Demon (1/Day). The drow attempts to magically summon a yochlol (see the Monster Manual), with a 50 percent chance of success. If the attempt fails, the drow takes 5 (1d10

Tanarukk

Monsters Mordenkainen Presents: Monsters of the Multiverse

tanarukks, using these ferocious warriors to bolster their followers’ strength. The demon lord Baphomet gladly shares the secret of creating tanarukks with those who entreat him for power; the cult

raiding or even war is the course they inevitably choose.Fire, PoisonAggressive. The tanarukk moves up to its speed toward an enemy that it can see.

Gnoll Witherling

Monsters Mordenkainen Presents: Monsters of the Multiverse

by hunger, leaving more flesh for the rest of the war band. Gnolls The first gnolls were hyenas transformed by magic. Many of them were then corrupted by the demon lord Yeenoghu. Whether in

Zuggtmoy Legacy

Monsters Out of the Abyss

attack against a target that she designates.The Demon Queen of Fungi, Lady of Rot and Decay, Zuggtmoy is an alien creature whose only desire is to infect the living with spores, transforming them into her

-controlling spores or being transformed to the point where flesh and fungus become one. Such cultists are fungal extensions of the Demon Queen’s will. Their devotion might begin with the seemingly

Maurezhi

Monsters Mordenkainen Presents: Monsters of the Multiverse

which time the form gradually decays until, when the effect ends, the form sloughs from the demon’s body. Magic Resistance. The maurezhi has advantage on saving throws against spells and other

reduced by 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Bite"}. This reduction lasts until the target finishes a short or long rest. The target dies if this reduces its Charisma to 0. It rises

Molydeus (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target transforms into a manes if this reduces its hit

point maximum to 0. This transformation can be ended only by a wish spell. Summon Demon (1/Day). As an action, the molydeus has a 50 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Summon

Wastrilith

Monsters Mordenkainen Presents: Monsters of the Multiverse

creature takes 18 (4d8);{"diceNotation":"4d8", "rollType":"damage", "rollAction":"Corrupt Water", "rollDamageType":"poison"} poison damage and is poisoned until it finishes a long rest. If another demon

pollutes the waters around it. Its noxious presence even affects nearby sources of water when the demon travels on land. The corrupted water, which contains a measure of the demon’s essence

Nabassu

Monsters Mordenkainen Presents: Monsters of the Multiverse

finishes a short or long rest. The target dies if its hit point maximum is reduced to 0, and if the target is a Humanoid, it immediately rises as a ghoul (see the Monster Manual) under the nabassu’s

demon, including another nabassu. Most other demons shun nabassus and force them to live on the fringes of the Abyss. There, nabassus pick off weaker demons or, if the situation warrants, gather in packs

Pyxis of Pandemonium

Magic Items Mythic Odysseys of Theros

A creature that touches this ornate wooden vessel for 1 minute gains the benefits of a short rest. That creature also gains the effects of the bless spell until the creature finishes a short or long

rest. The creature can’t gain these benefits again until it finishes a long rest. If the vessel is opened, roll on the Pyxis of Pandemonium table to determine what happens. Any spells cast by

Saint Markovia's Thighbone

Magic Items Curse of Strahd

Saint Markovia’s thighbone has the properties of a mace of disruption. If it scores one or more hits against a vampire or a vampire spawn in the course of a single battle, the thighbone

;s saintliness passed partly into her bones as the rest of her body decomposed. Her remaining thighbone is imbued with power that inflicts grievous injury on the undead.

Rutterkin Legacy

Monsters Mordenkainen’s Tome of Foes

Crippling Fear. When a creature that isn't a demon starts its turn within 30 feet of three or more rutterkins, it must make a DC 11 Wisdom saving throw. The creature has disadvantage on the save if

of each long rest, the poisoned target can repeat the saving throw, ending the effect on itself on a success. If the target is reduced to 0 hit points while poisoned in this way, it dies and instantly

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

Deception and Demon Lord of Illusions. He uses every trick, every ounce of demonic cunning, to manipulate his enemies—mortal and fiend alike—to do his will. Fraz-Urb’luu can create

shoulders. He can assume other forms, however, from the hideous to the beautiful. Often the demon lord becomes so immersed in playing a role that he loses himself in it for a time. Many of the cultists

Wastrilith Legacy

Monsters Mordenkainen’s Tome of Foes

","rollType":"damage","rollDamageType":"poison"} poison damage and is poisoned until it finishes a long rest. If another demon drinks the foul water as an action, it gains 11 (2d10);{"diceNotation":"2d10

Demogorgon Legacy

Monsters Out of the Abyss

until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. Gaze. Demogorgon turns his magical gaze toward one creature that he can see within 120 feet of him. That

infinite depths of the Abyss. The demon lord is a meld of different forms, with a saurian lower body and clawed, webbed feet, as well as suckered tentacles sprouting from the shoulders of a great

Gnoll Hunter

Monsters Mordenkainen Presents: Monsters of the Multiverse

vanguard, they creep around, picking off isolated opposition while clearing the way for the rest of the force to advance. Hunters are particularly skilled with the longbow, and they fire arrows with

The first gnolls were hyenas transformed by magic. Many of them were then corrupted by the demon lord Yeenoghu. Whether in service to Yeenoghu or dedicated to the survival of their kin, gnoll war

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. Gaze. Demogorgon turns his

chaos, confusion, and destruction, seeking to corrupt all that is good and undermine order in the multiverse, to see everything dragged howling into the infinite depths of the Abyss. The demon lord is

Soul Shaker

Monsters Journeys through the Radiant Citadel

escape, the soul shaker reforms over the course of days and begins hunting once more.PoisonNecroticConsume Vitality. The soul shaker targets a creature it is grappling. If the target is not a Construct or

damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken, and the soul shaker regains hit points equal to that amount. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0.

Darkling Elder Legacy

Monsters Volo's Guide to Monsters

);{"diceNotation":"3d6","rollType":"damage","rollAction":"Shortsword (Advantage)","rollDamageType":"piercing"} piercing damage. Darkness (Recharges after a Short or Long Rest). The darkling elder casts darkness

part of their body with clothing when exposure to light is a risk. The light a darkling absorbs over the course of its lifetime explodes outward when the darkling dies, incinerating the creature and

Regisaur

Monsters Bigby Presents: Glory of the Giants

,” a regisaur is an enormous predator large enough to swallow a giant whole. Fiery veins of elemental energy course through its skin and glow in its eyes and nostrils. Dinosaurs When Annam

untouched by the rest of the world.Swallow. Melee Weapon Attack: +13;{"diceNotation":"1d20+13", "rollType":"to hit", "rollAction":"Swallow"} to hit, reach 5 ft., one Huge or smaller creature grappled by

Daemogoth Titan

Monsters Strixhaven: A Curriculum of Chaos

the titan doesn’t heal.Daemogoth titans are towering monsters that blight the land around them. A daemogoth grows in power over the course of decades spent feeding on sorrow and draining life from

;Supernatural Gifts” in the Dungeon Master’s Guide). As long as the creature has the blessing, it must expend and roll two of its Hit Dice whenever it finishes a long rest. It takes

D&D Beyond

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