before book devils check reduce

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

cast that spell again from it until the next dawn. Vile Lore. You can reference the Book of Vile Darkness whenever you make an Intelligence check to recall information about some aspect of evil, such as

lore about demons. When you do so, you have Advantage on that check. At the DM’s discretion, the book might reveal secrets no mortal should know, such as the true names of powerful Fiends

Demonomicon of Iggwilv

Magic Items Dungeon Master’s Guide

) check related to the Abyss. When you do so, you gain Advantage on the check. Containment. The first ten pages of the Demonomicon are blank. As a Magic action while holding the book, you can target a

. The tome recounts both the oldest and most current profanities of the Abyss and demons. Demons have attempted to censor the text, and while sections have been ripped from the book’s spine, the

Hat of Many Spells

Magic Items Dungeon Master’s Guide

slot of the spell’s level. Then, to determine whether you cast the spell, make an Intelligence (Arcana) check (DC 10 plus the spell’s level). On a successful check, you cast the spell using

its normal casting time, and you can’t use this property again until you finish a Short or Long Rest. On a failed check, you fail to cast the spell and a random effect occurs instead

Symbol

Spells Player’s Handbook

You inscribe a harmful glyph either on a surface (such as a section of floor or wall) or within an object that can be closed (such as a book or chest). The glyph can cover an area no larger than 10

. The glyph is nearly imperceptible and requires a successful Wisdom (Perception) check against your spell save DC to notice. When you inscribe the glyph, you set its trigger and choose which effect the

Warlock

Classes Player’s Handbook

Armor, Sickle, 2 Dagger;Daggers, orb;Arcane Focus (orb), Book (occult lore), Scholar's Pack, and 15 GP; or (B) 100 GP Warlocks quest for knowledge that lies hidden in the fabric of the

, devils, hags, and alien entities of the Far Realm, Warlocks piece together arcane secrets to bolster their own power. Warlocks view their patrons as resources, as means to the end of achieving magical

Glyph of Warding

Spells Player’s Handbook

You inscribe a glyph that later unleashes a magical effect. You inscribe it either on a surface (such as a table or a section of floor) or within an object that can be closed (such as a book or chest

spell ends without being triggered. The glyph is nearly imperceptible and requires a successful Wisdom (Perception) check against your spell save DC to notice. When you inscribe the glyph, you set

Animated Chained Library

Monsters Candlekeep Mysteries

succeed on a DC 15 Wisdom (Perception) check to discern that the library is animate.Multiattack. The library makes two attacks. Chained Book. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType

":"to hit","rollAction":"Chained Book"} to hit, reach 5 ft., one target. Hit: 6 (1d8 + 2);{"diceNotation":"1d8+2","rollType":"damage","rollAction":"Chained Book","rollDamageType":"bludgeoning

Swarm of Animated Books

Monsters Candlekeep Mysteries

succeed on a DC 15 Wisdom (Perception) check to discern that the swarm is animate. Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening

","rollType":"to hit","rollAction":"Book Club"} to hit, reach 0 ft., one target in the swarm’s space. Hit: 6 (2d4 + 1);{"diceNotation":"2d4+1","rollType":"damage","rollAction":"Book Club","rollDamageType

Book of Secrets

Equipment

This book contains Xorannox’s collection of dirty secrets about other people: intrigues between nobles, unfaithful leaders, infernal contracts between devils and clergy of good-aligned temples

, and similar misdeeds. If you study the book for 1 uninterrupted hour, you find a piece of secret information about an important public figure of your choice. You only find information if the GM

Crog's Guide to Disarming Magic Traps

Equipment

This book describes various mundane techniques and theories related to foiling magic traps. If you spend 48 hours studying this book, you learn how to overcome certain types of magic traps with your

thieves’ tools. If a trap’s magic can be dispelled or suppressed by a dispel magic spell, you can make a Dexterity check using thieves’ tools to achieve the same result. The DC of

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

can’t use this property again until the next dawn. Dark Lore. You can reference the Book of Vile Darkness whenever you make an Intelligence check to recall information about some aspect of evil

, such as lore about demons. When you do so, double your proficiency bonus on that check. Dark Speech. While you carry the Book of Vile Darkness and are attuned to it, you can use an action to recite

Alchemical Compendium

Magic Items Tasha’s Cauldron of Everything

contains the following spells: enlarge/reduce, feather fall, flesh to stone, gaseous form, magic weapon, and polymorph. It functions as a spellbook for you. While you are holding the book, you can use

Acrid odors cling to this stained, heavy volume. The book’s metal fittings are copper, iron, lead, silver, and gold, some frozen mid-transition from one metal to another. When found, the book

Duplicitous Manuscript

Magic Items Tasha’s Cauldron of Everything

book. The new spell must be of the illusion school. When a creature you can see makes an Intelligence (Investigation) check to discern the true nature of an illusion spell you cast, or makes a saving

To you, this book is a magical spellbook. To anyone else, the book appears to be a volume of verbose romance fiction. As an action, you can change the book’s appearance and alter the plot of

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

property again until the next dawn. Dark Lore. You can reference the Book of Vile Darkness whenever you make an Intelligence check to recall information about some aspect of evil, such as lore about

demons. When you do so, double your proficiency bonus on that check. Dark Speech. While you carry the Book of Vile Darkness and are attuned to it, you can use an action to recite words from its pages in a

Battle Master's Compendium

Equipment

Written by Bloodlord Varrox, Battle Master’s Compendium is a military treatise. Each of its thirteen chapters covers a different skill related to military strategy and tactics. The book’s

detailed analysis covers military units, weapons, strategy, rank, discipline, and much more. When you study a chapter in the book for 1 hour during a short or long rest, you learn interesting

Bael

Monsters Mordenkainen Presents: Monsters of the Multiverse

following of cultists. Those who worship at his altar call him the King of Hell, and the most deluded believe that he is the lord of all devils. In arcane circles, certain writings, such as the dreaded Book

). Bael makes one Hellish Morningstar attack.With the Blood War between devils and demons raging for eons and no end in sight, opportunities abound for ambitious archdevils to win fame, glory, and power

Ancient Blue Dragon Legacy

Monsters Basic Rules (2014)

end of another creature's turn. The dragon regains spent legendary actions at the start of its turn. Detect. The dragon makes a Wisdom (Perception) check. Tail Attack. The dragon makes a tail

unable to breathe or stand up. A creature can take an action to make a DC 10 Strength check, ending the buried state on a success. A cloud of sand swirls about in a 20-foot-radius sphere centered on

Horned Devil (Summoner Variant) Legacy

Monsters Monster Manual (2014)

increases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Tail"}. Any creature can take an action to stanch the wound with a successful DC 12 Wisdom (Medicine) check. The wound also

of summoning one horned devil. A summoned devil appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other devils. It remains for 1

Adult Blue Dragon Legacy

Monsters Basic Rules (2014)

of another creature's turn. The dragon regains spent legendary actions at the start of its turn. Detect. The dragon makes a Wisdom (Perception) check. Tail Attack. The dragon makes a tail attack

unable to breathe or stand up. A creature can take an action to make a DC 10 Strength check, ending the buried state on a success. A cloud of sand swirls about in a 20-foot-radius sphere centered on a

Fiendish Flesh Golem

Monsters Baldur’s Gate: Descent into Avernus

calm it by speaking firmly and persuasively. The golem must be able to hear its creator, who must take an action to make a DC 15 Charisma (Persuasion) check. If the check succeeds, the golem ceases

","rollDamageType":"bludgeoning"} bludgeoning damage.A fiendish flesh golem is a particularly big flesh golem made of stitched-together body parts from devils, demons, yugoloths, and other fiends. As these parts

Animated Staff of Frost

Monsters Waterdeep: Dungeon of the Mad Mage

to water and is destroyed. Charm. A creature can grab the staff out of the air with a successful grapple check against the staff, and grappling the staff does not reduce the creature's speed. Any

solid surface, doing so with a successful DC 17 Strength (Athletics) check. Breaking the staff in this manner destroys it.Melee Attack. Melee Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to

Bearded Devil (Summoner Variant) Legacy

Monsters Monster Manual (2014)

":"Glaive"}. Any creature can take an action to stanch the wound with a successful DC 12 Wisdom (Medicine) check. The wound also closes if the target receives magical healing. Summon Devil (1/Day). The

devil. A summoned devil appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other devils. It remains for 1 minute, until it or its

Infernal Puzzle Box

Magic Items Baldur’s Gate: Descent into Avernus

infernal iron, though some are carved from bone or horn. Infernal puzzle boxes are used to safeguard diabolical contracts signed between devils and mortals, even after the terms of these contracts are

) check. If the check succeeds, the creature figures out the trick or sequence of steps needed to open the box. If the check fails by 5 or more, the creature must make a DC 18 Wisdom saving throw, taking 42 (12d6) psychic damage on a failed save, or half as much damage on a successful one.

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

recounts both the oldest and most current profanities of the Abyss and demons. Demons have attempted to censor the text, and while sections have been ripped from the book’s spine, the general

Iymrith

Monsters Storm King's Thunder

regains spent legendary actions at the start of its turn. Detect. The dragon makes a Wisdom (Perception) check. Tail Attack. The dragon makes a tail attack. Wing Attack (Costs 2 Actions). The

stand up. A creature can take an action to make a DC 10 Strength check, ending the buried state on a success. A cloud of sand swirls about in a 20-foot-radius sphere centered on a point the dragon can

Vecna the Archlich

Monsters Vecna: Eve of Ruin

has no effect. If the spell is 5th level or higher, Vecna makes an Intelligence check (DC 10 plus the spell’s level). On a successful check, the spell fails and has no effect. Whatever the spell

and dream as he started to write his Book of Vile Darkness. Vecna forged a kingdom on Oerth, but he grew bored with it after several centuries. He started inflicting suffering on other worlds. In

Hellfire Engine Legacy

Monsters Mordenkainen’s Tome of Foes

Strength check. On a successful save, the creature is pushed to the nearest space out of the hellfire engine's path. Hellfire Weapons. The hellfire engine uses one of the following options: Bonemelt

restore it to life. Constructs and devils are immune to this effect.Fire, PoisonCold, Psychic; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered

Glyph of Warding Legacy

Spells Basic Rules (2014)

be closed (such as a book, a scroll, or a treasure chest) to conceal the glyph. The glyph can cover an area no larger than 10 feet in diameter. If the surface or object is moved more than 10 feet from

where you cast this spell, the glyph is broken, and the spell ends without being triggered. The glyph is nearly invisible and requires a successful Intelligence (Investigation) check against your

Symbol Legacy

Spells Basic Rules (2014)

When you cast this spell, you inscribe a harmful glyph either on a surface (such as a section of floor, a wall, or a table) or within an object that can be closed to conceal the glyph (such as a book

(Investigation) check against your spell save DC to find it. You decide what triggers the glyph when you cast the spell. For glyphs inscribed on a surface, the most typical triggers include touching or

Hellfire Engine

Monsters Mordenkainen Presents: Monsters of the Multiverse

. While restrained in this way, the creature, or another creature within 5 feet of it, can make a DC 18 Strength check. On a success, the creature is shunted to an unoccupied space of its choice within 5

wish spell or killing the lemure and casting true resurrection on the creature’s original body can restore it to life. Constructs and devils are immune to this effect.Hellfire engines are

Moloch

Monsters Mordenkainen Presents: Monsters of the Multiverse

archdevils in check. The arrangement unraveled, however, when Moloch took the night hag named Malagard for his advisor. Her poisonous words gradually convinced him to attempt to topple Asmodeus. The

time in preparing for his return. He amassed an army of devils and monsters and left them to make final preparations for invading the Nine Hells, while he ventured to the Material Plane in search of an

Orthon

Monsters Mordenkainen Presents: Monsters of the Multiverse

check and succeeding. Paralysis. The target takes 22 (4d10);{"diceNotation":"4d10", "rollType":"damage", "rollAction":"Brass Crossbow: Paralysis", "rollDamageType":"lightning"} lightning damage and

, and its brass crossbow are destroyed.When an archduke of the Nine Hells needs a creature tracked, found, and either done away with or captured, the task usually falls to an orthon. These devils are

Nafas

Monsters Quests from the Infinite Staircase

with it. A creature restrained by the vortex, or another creature that can reach it, can use its action to make a DC 22 Strength check. On a successful check, the restrained creature is no longer

destroy Nafas is to take his place. Nafas as a Patron In addition to linking the adventures in this book, you can use Nafas as a group patron (detailed in Tasha’s Cauldron of Everything). In

Emerald Dragon Wyrmling

Monsters Fizban's Treasury of Dragons

makes an attack roll or an ability check, it must roll a d4;{"diceNotation":"1d4", "rollType":"roll", "rollAction":"Disorienting Breath"} and reduce the total by the number rolled. On a successful save

Simic Scientist

Backgrounds Guildmasters’ Guide to Ravnica

commoner’s clothes, a book of research notes, an ink pen, a bottle of squid ink, a flask of oil (made from blubber), a vial of acid (derived from digestive juices), a vial of fish scales, a vial

ability, enlarge/reduce 3rd gaseous form, water breathing, wind wall 4th freedom of movement, polymorph 5th creation When your magic causes physical

D&D Beyond

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