more safely with only above fiends for long

Sahuagin Baron

Monsters Monster Manual

":"damage", "rollAction":"Fiendish Blood", "rollDamageType":"Acid"} Acid damage, and the target is cursed until it finishes a Short or Long Rest. While cursed, the target can’t benefit from the

Invisible condition, its Speed decreases by 10 feet, and all Fiends within 120 feet of the target can sense its location regardless of interposing obstacles.Acid, Cold

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

stone cracks and turns to powder if the book rests on it long enough. Whenever a creature that isn’t a Fiend or an Undead attunes to the Book of Vile Darkness, that creature makes a DC 17

remains with you only as long as you strive to work evil in the world. If you fail to perform at least one evil act within the span of 10 days, or if you willingly perform a good act, the book

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

successful save, the Fiend can’t try to possess you again for 7 days (but another Fiend trapped in the book can certainly try). When the tome is discovered, it has 1d4 Fiends occupying its pages&mdash

Book of Exalted Deeds

Magic Items Dungeon Master’s Guide

last only as long as you strive to do good. If you fail to perform at least one act of kindness or generosity within the span of 10 days, or if you willingly perform an evil act, you lose all the

addition, Fiends and Undead within the halo’s Bright Light make attack rolls against you with Disadvantage. Random Properties. The Book of Exalted Deeds has the following random properties: 2

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

miserable lives they had. Having been despicable in life, these spirits fester in death. The worst of these hateful dead, through ages of bitterness, gradually transform into fiends, the tormentors of

Auspicia Dran

Monsters Acquisitions Incorporated

Auspicia Dran had her life torn apart as a child when she was seized by a mysterious creature called the Wandering Crypt. Having spent long years in a kind of dark dream within the crypt, she was

saved in the end by her brother Omin's tireless efforts and the valor of his handpicked “C” Team. Now returned safely to the world — and with the false Auspicia of the crypt's creation slain — she

Farastu Demodand

Monsters Planescape: Adventures in the Multiverse

, also called gehreleths, are Fiends from the Tarterian Depths of Carceri. Cast into the prison plane long ago for forgotten transgressions, these bitter, wicked creatures have appointed themselves the

it as an action.Farastus, also known as tarry demodands, are the least of the demodands. These violent Fiends ooze thick, sticky tar that sticks to anything it touches. Arrogant and cruel, farastus

Daemogoth

Monsters Strixhaven: A Curriculum of Chaos

this way, it can’t do so again until it finishes a long rest.Multiattack. The daemogoth makes three Agonizing Burst attacks. It can use Terrify, if available, in place of one of the attacks

the fiends’ tendency to lurk near battlefields and other sites of great tragedy to consume the anguish saturating the area. Daemogoths are creatures of forbidden knowledge and magic, all fueled

Kelubar Demodand

Monsters Planescape: Adventures in the Multiverse

farastu minions—rather than fight directly. Demodands Demodands, also called gehreleths, are Fiends from the Tarterian Depths of Carceri. Cast into the prison plane long ago for forgotten

magic, scrying (as an action) Spit Acid. The kelubar spits acid in a line 60 feet long and 5 feet wide. Each creature in that area must make a DC 17 Dexterity saving throw, taking 27 (6d8

Rutterkin

Monsters Mordenkainen Presents: Monsters of the Multiverse

disease or become poisoned. At the end 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

mobs, constantly searching for intruders to surround and devour. These Fiends protect the Abyss from non-demons. When they spot any interlopers, they gather in a crowd and surge forward, emitting a

Blackguard

Monsters Mordenkainen Presents: Monsters of the Multiverse

or Long Rest). Each enemy within 30 feet of the blackguard must succeed on a DC 13 Wisdom saving throw or be frightened of the blackguard for 1 minute. If a frightened target ends its turn more than

consort with Fiends and Undead, and they reject many of the goodly things from their former lives. Blackguards often adorn their armor and weapons with dread accoutrements or are marked by eerie

Hound Archon

Monsters Planescape: Adventures in the Multiverse

Aura of Menace. As long as the archon doesn’t have the incapacitated condition, each creature of the archon’s choice that starts its turn within 20 feet of the archon must make a DC 12

subdue foes. However, against Fiends, archons are wrathful combatants, manifesting the righteous vengeance of Mount Celestia to strike down the wicked. Each archon’s form corresponds to its place

Ice Troll

Monsters Icewind Dale: Rime of the Frostmaiden

trolls. Their hearts radiate extreme cold, to the detriment of other nearby creatures. Ice Troll Hearts. An ice troll's heart remains cold even after the troll's destruction. As long as the troll

can't regenerate, its heart can be safely removed from its remains, handled, and kept. An ice troll's heart, once removed, becomes a harmless Tiny object with AC 13, 4 hit points, and immunity to all

Rak Tulkhesh

Monsters Eberron: Rising from the Last War

death until the children of Eberron and Siberys rose up against them. Armies of dragons fought against the fiends of Khyber. And though the overlords couldn't be destroyed, the couatl sacrificed

and reclaim the world above. As long as the overlords are bound by the Silver Flame, they can't physically manifest in the world. But each overlord embodies a particular aspect of evil, which grows in

Shield of the Uven Rune

Magic Items Waterdeep: Dungeon of the Mad Mage

the shield (save DC 17). The spell does not require concentration and lasts for 1 minute. Once you cast the spell from the shield, you can’t do so again until you finish a short or long rest

has the properties of a +1 weapon. The bonus increases to +3 when the weapon is used against one of the following creature types, chosen by you at the time of the magic weapon’s creation: aberrations, celestials, constructs, dragons, elementals, fey, fiends, giants, or undead.

Nafas

Monsters Quests from the Infinite Staircase

, ushering them safely to the nearest staircase. Such creatures descend at a rate of 60 feet per round and take no damage from falling. Aberrations, Fiends, Undead, and creatures that fall due to Nafas&rsquo

lasts as long as Nafas maintains concentration (as if concentrating on a spell). When the vortex appears, each creature other than Nafas in the vortex’s area must make a DC 22 Strength saving throw

Lantern Archon

Monsters Planescape: Adventures in the Multiverse

Aura of Menace. As long as the archon doesn’t have the incapacitated condition, each creature of the archon’s choice that starts its turn within 20 feet of the archon must make a DC 11

to subdue foes. However, against Fiends, archons are wrathful combatants, manifesting the righteous vengeance of Mount Celestia to strike down the wicked. Each archon’s form corresponds to its

Warden Archon

Monsters Planescape: Adventures in the Multiverse

Aura of Menace. As long as the archon doesn’t have the incapacitated condition, each creature of the archon’s choice that starts its turn within 20 feet of the archon must make a DC 15

safeguard those threatened by wicked forces. Archons are skilled communicators, able to speak all the languages of the multiverse. When pushed into combat, they prefer to subdue foes. However, against Fiends

Sul Khatesh

Monsters Eberron: Rising from the Last War

","rollAction":"Magic Staff","rollDamageType":"force"} force damage. Arcane Cataclysm (Recharges after a Long Rest). Sul Khatesh conjures orbs of magical energy that plummet to the ground at three

rose up against them. Armies of dragons fought against the fiends of Khyber. And though the overlords couldn't be destroyed, the couatl sacrificed their lives to build a prison of celestial light: a

Yagnoloth

Monsters Mordenkainen Presents: Monsters of the Multiverse

on a DC 16 Constitution saving throw, or its hit point maximum is reduced by an amount equal to half the necrotic damage taken. This reduction lasts until the target finishes a long rest, and the

carrying, up to 60 feet to an unoccupied space it can see.Anyone who would contract yugoloths for a task usually ends up dealing with a yagnoloth. Cunning negotiators, these strange Fiends handle the

Demonomicon of Iggwilv Legacy

Magic Items Tasha’s Cauldron of Everything

do so, you can add double your proficiency bonus to the check. Fiendish Scourging. Your magic causes pain to fiends. While carrying the book, when you make a damage roll for a spell you cast against

a fiend, you use the maximum possible result instead of rolling. Ensnarement. While carrying the book, whenever you cast the magic circle spell naming only fiends, or the planar binding spell

Hutijin

Monsters Mordenkainen Presents: Monsters of the Multiverse

. Across the Hells, Hutijin’s name fills lesser devils with fear and loathing, for this duke commands two companies of pit fiend;pit fiends (see the Monster Manual). With such soldiers under his

repays the instigator with a long and agonizing death. Mephistopheles forbids Hutijin from making too many forays into the Material Plane, since the duke’s absence leaves him vulnerable to his

Shator Demodand

Monsters Planescape: Adventures in the Multiverse

Carceri’s waiting chains. Demodands Demodands, also called gehreleths, are Fiends from the Tarterian Depths of Carceri. Cast into the prison plane long ago for forgotten transgressions

of slime in a line 100 feet long and 5 feet wide. Each creature in that area must make a DC 16 Dexterity saving throw. On a failed save, a creature takes 40 (9d8);{"diceNotation":"9d8", "rollType

Ki-rin

Monsters Mordenkainen Presents: Monsters of the Multiverse

muscular stag, covered in golden scales lined in some places with golden fur. It has a long mane and tail, coppery cloven hooves, and a spiral-shaped coppery horn just above and between its luminous

), a ki-rin can take one of the following lair actions, and it must finish a long rest before taking the chosen lair action again: Create Comforts. The ki-rin conjures up one or more permanent objects

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

powder if the book rests on it long enough. A creature attuned to the book must spend 80 hours reading and studying it to digest its contents and reap its benefits. The creature can then freely modify

must make a DC 17 Charisma saving throw. On a failed save, the creature’s alignment changes to neutral evil. The Book of Vile Darkness remains with you only as long as you strive to work evil

Crook of Rao

Magic Items Tasha’s Cauldron of Everything

charges). The crook regains 1d6 expended charges daily at dawn. Absolute Banishment. While you are attuned to the crook and holding it, you can spend 10 minutes to banish all but the mightiest fiends

sought revelations beyond the multiverse long ago. The Crook dissolves if immersed in the god’s tear for a year and a day. If washed in the tear daily for 30 days, the Crook loses its Failing Matrix property.

Living Ship

Equipment

envelope becoming fouled during a long voyage. This ship’s main distinctive feature is the fully grown treant on the aft deck. The treant has a speed of 0 because its roots are woven into the

. When the treant finishes a long rest, it repairs the ship’s hull, enabling the ship to regain 4d12 hit points, and refreshes the ship’s air envelope (turning deadly air into foul air, or foul

Book of Exalted Deeds Legacy

Magic Items Dungeon Master’s Guide (2014)

in a blinding flash and is destroyed, leaving its possessions behind. Benefits granted by the Book of Exalted Deeds last only as long as you strive to do good. If you fail to perform at least one act

interact with good creatures and Charisma (Intimidation) checks made to interact with evil creatures. In addition, fiends and undead within the halo’s bright light make attack rolls against you with

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

powder if the book rests on it long enough. A creature attuned to the book must spend 80 hours reading and studying it to digest its contents and reap its benefits. The creature can then freely modify

must make a DC 17 Charisma saving throw. On a failed save, the creature’s alignment changes to neutral evil. The Book of Vile Darkness remains with you only as long as you strive to work evil

Dread Speech

feats

ability when you select this feat). On a failed save, the target has the Frightened condition until the start of your next turn. You can use this benefit safely once, and you regain the ability to do so

when you finish a Short or Long Rest. You can use it again before resting, but you take 1d6 Necrotic damage, which can’t be reduced or prevented in any way. Shred Fate. Your dread secrets can

Mighty Fortress

Spells Xanathar's Guide to Everything

. The turrets are connected to each other by stone walls that are each 80 feet long, creating an enclosed area. Each wall is 1 foot thick and is composed of panels that are 10 feet wide and 20 feet

7 days or when you cast this spell somewhere else, the fortress harmlessly crumbles and sinks back into the ground, leaving any creatures that were inside it safely on the ground. Casting this spell on the same spot once every 7 days for a year makes the fortress permanent.

Genasi Legacy

Species Elemental Evil Player's Companion

violence from people who mistake them for fiends. Facing a hard life, these genasi seek isolation in the wilds, making their homes in mountains or forests, near lakes, or underground. Most air and fire

audience. They rarely stay in one place for long, always looking for a new sky to see and breathe. Air genasi who don’t live in cities favor open lands such as plains, deserts, and high

Running This Chapter

Compendium - Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus

catacombs of fiends, the adventurers should be 6th level. NPC survivors cowering in the crypts under the High Hall cathedral urge the characters to locate Grand Duke Ulder Ravengard of Baldur’s Gate

telepathic contact with the demon lord Baphomet. After seeing Ravengard safely back to the High Hall and ridding him of his malady, the characters should be 7th level and ready to leave Elturel in search of

Ruinous Citadel Locations

Compendium - Sources->Dungeons & Dragons->Vecna: Eve of Ruin

kakkuu spyder-fiends (see appendix A) drill on this beach while awaiting orders from the battle leaders in the citadel. They find marching in formation dull and are eager to rejoin the battle raging on

save or half as much damage on a successful one. Casting Dispel Magic on the door removes the glyph, allowing the door to be opened safely. Old carvings of monstrous, tentacled beings adorn the walls

Larvae

Compendium - Sources->Dungeons & Dragons->Monster Manual

the multiverse. Larvae that survive on the Lower Planes long enough can eventually transform into other sorts of lesser Fiends.

Fiends view larvae as delicacies to be consumed, while evil magic-users find larvae useful for depraved rituals. Night hags frequently collect and herd larvae, trading them to nefarious parties across

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