madness such with only against fail for long

Ring of Djinni Summoning

Magic Items Dungeon Master’s Guide

. It remains as long as you maintain Concentration, to a maximum of 1 hour, or until it drops to 0 Hit Points. While summoned, the djinni is Friendly to you and your allies, and it obeys your commands

. If you fail to command it, the djinni defends itself against attackers but takes no other actions. After the djinni departs, it can’t be summoned again for 24 hours, and the ring becomes

Mage Slayer

Feats Player’s Handbook

damage a creature that is concentrating, it has Disadvantage on the saving throw it makes to maintain Concentration. Guarded Mind. If you fail an Intelligence, a Wisdom, or a Charisma saving throw

, you can cause yourself to succeed instead. Once you use this benefit, you can’t use it again until you finish a Short or Long Rest.

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

vanishes to some other corner of the multiverse where its moral guidance can bring hope to an endangered world. Although attempts have been made to copy the work, efforts to do so fail to capture its

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

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

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

Hat of Many Spells

Magic Items Dungeon Master’s Guide

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

Wish

Spells Player’s Handbook

the wish, the greater the likelihood that something goes wrong. This spell might simply fail, the effect you desire might be achieved only in part, or you might suffer an unforeseen consequence as a

cast a spell until you finish a Long Rest, you take 1d10 Necrotic damage per level of that spell. This damage can’t be reduced or prevented in any way. In addition, your Strength score becomes 3

Aberrant Dragonmark

Feats Eberron: Forge of the Artificer

Dragonmark Feat (Prerequisite: Eberron Campaign, Can’t Have Another Dragonmark Feat) You gain the following benefits. Aberrant Fortitude. When you fail a Constitution saving throw, you can

Long Rest. Aberrant Magic. You know one cantrip of your choice from the Sorcerer spell list. Also, choose a level 1 spell from that spell list. You always have that spell prepared. You can cast it once

Mythal Touched

Feats Forgotten Realms: Heroes of Faerûn

General Feat (Prerequisite: Level 4+) Ability Score Increase. Increase your Intelligence, Wisdom, or Charisma score by 1, to a maximum of 20. Mythal Ward. If a spell attack hits you or you fail a

the ability increased by this feat and your Proficiency Bonus. You can use this benefit a number of times equal to your Proficiency Bonus, and you regain all expended uses when you finish a Long Rest

Black Crystal Tablet

Magic Items Waterdeep: Dungeon of the Mad Mage

Any creature that attunes to the tablet must make a DC 20 Wisdom saving throw at the end of its next long rest. On a failed save, the creature becomes afflicted with a random form of long-term

madness (see “Madness” in chapter 8 of the Dungeon Master’s Guide). As an action, a creature attuned to the Black Crystal Tablet can use it to cast eyebite or gate (the portal created by

Ashyra's Research Notes

Equipment

Ashyra;Ashyra's research notes about magic and necromancy are organized and indexed. When you fail an Intelligence (Arcana) check to recall lore, you can spend 1 hour during a short or long rest

Demogorgon Legacy

Monsters Out of the Abyss

Demogorgon’s cult can inspire madness in those who contemplate it for too long. All the followers of the Prince of Demons go mad, sooner or later.Demogorgon’s Lair Demogorgon makes his lair

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

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

that of a great gargoyle, some 12 feet tall, with an extended, muscular neck and a smiling face framed by long, pointed ears and lank, dark hair, and bat-like wings are furled against his powerful

creatures within 1 mile of the lair frequently see hallucinations of long-dead friends and comrades that vanish after only a brief glimpse. Roads and paths within 6 miles of the lair twist and turn back on

Zuggtmoy Legacy

Monsters Out of the Abyss

infected by these spores for 24 hours. On a failed save, the creature is infected with a disease called the spores of Zuggtmoy and also gains a random form of madness (determined by rolling on the Madness

humanoid spends at least 1 hour within 1 mile of the lair, that creature must succeed on a DC 17 Wisdom saving throw or descend into a madness determined by the Madness of Zuggtmoy table. A creature

Dyrrn

Monsters Eberron: Rising from the Last War

each time it fails the saving throw for this lair action. The target dies if its Intelligence score is reduced to 0. The reduction lasts until the target finishes a short or long rest. Regional

passage, that creature must succeed on a DC 22 Wisdom saving throw or descend into a type of madness (see “Madness of Dyrrn” below). A creature that succeeds on this saving throw can

Warlock of the Great Old One Legacy

Monsters Volo's Guide to Monsters

, +7;{"diceNotation":"1d20+7","rollType":"to hit","rollAction":"Spellcasting"} to hit with spell attacks). It regains its expended spell slots when it finishes a short or long rest. It knows the

Hadar, crown of madness, clairvoyance, contact other plane, detect thoughts, dimension door, dissonant whispers, dominate beast, telekinesis, vampiric touch Whispering Aura. At the start of each of the

Yeenoghu Legacy

Monsters Out of the Abyss

— unless he becomes bored. The Beast of Butchery has a long rivalry with Baphomet, the Horned King, and the two demon lords and their followers attack one another on sight. The Gnoll Lord is

a humanoid spends at least 1 hour within 1 mile of the lair, that creature must succeed on a DC 17 Wisdom saving throw or descend into a madness determined by the Madness of Yeenoghu table. A

Oreioth

Monsters Princes of the Apocalypse

(3 slots): crown of madness, misty step 3rd level (3 slots): animate dead, vampiric touch Swift Animation (Recharges after a Long Rest). When a living Medium or Small humanoid within 30 feet of

Woe Strider

Monsters Mythic Odysseys of Theros

destiny. Over centuries, these cosmic blasphemers transform into hunched, long-limbed horrors. Sadistic things, woe striders seek ways to reweave themselves into the tapestry of destiny. This leads

them to search for answers within the bowels of other beings, performing murderous haruspicy in pursuit of their discarded cosmic purpose. When they fail to find answers, their unnatural cries cause reality to shudder, undermining magic and sane minds alike.

Ring of Djinni Summoning Legacy

Magic Items Basic Rules (2014)

feet of you. It remains as long as you concentrate (as if concentrating on a spell), to a maximum of 1 hour, or until it drops to 0 hit points. It then returns to its home plane. While summoned, the

djinni is friendly to you and your companions. It obeys any commands you give it, no matter what language you use. If you fail to command it, the djinni defends itself against attackers but takes no

Stolos

Monsters Infernal Machine Rebuild

;{"diceNotation":"1d20+7","rollType":"to hit","rollAction":"Spellcasting"} to hit with spell attacks). He regains its expended spell slots when it finishes a short or long rest. He knows the following warlock

, crown of madness, clairvoyance, contact other plane, detect thoughts, dimension door, dissonant whispers, dominate beast, telekinesis, vampiric touch Whispering Aura. At the start of each of Stolos's

Juiblex Legacy

Monsters Out of the Abyss

saving throw or become restrained. When a creature enters the area for the first time on a turn or ends its turn there, that creature must make the same save. A restrained creature is stuck as long as it

creature must succeed on a DC 18 Wisdom saving throw or descend into a madness determined by the Madness of Juiblex table. A creature that succeeds on this saving throw can’t be affected by this

Pudding King

Monsters Out of the Abyss

, ray of sickness, shield 2nd level (3 slots): crown of madness, misty step 3rd level (3 slots): gaseous form, stinking cloud 4th level (3 slots): blight, confusion 5th level (1 slot): cloudkillWar

this action. His statistics and capabilities are otherwise replaced by those of the new form. Create Green Slime (Recharges after a Long Rest). The Pudding King creates a patch of green slime. The slime appears on a section of wall, ceiling, or floor within 30 feet of the Pudding King.Acid, Poison

Deathlock Mastermind Legacy

Monsters Mordenkainen’s Tome of Foes

":"Spellcasting"} to hit with spell attacks). It regains its expended spell slots when it finishes a short or long rest. It knows the following warlock spells: Cantrips (at will): chill touch, mage hand

, minor illusion, poison spray 1st–5th level (2 5th-level slots): arms of Hadar, blight, counterspell, crown of madness, darkness, dimension door, dispel magic, fly, hold monster, invisibility Turn

Davil Starsong

Monsters Waterdeep: Dragon Heist

, minor illusion, vicious mockery 1st level (4 slots): cure wounds, disguise self, sleep 2nd level (3 slots): crown of madness, invisibility, suggestion 3rd level (3 slots): nondetection, sending

good at sniffing out lucrative business deals, and he makes friends easily. Like many sun elves, Davil has an affinity for magic and is gifted with the kind of patience that comes with a long life span

Yuan-ti Mind Whisperer Legacy

Monsters Volo's Guide to Monsters

;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Spellcasting"} to hit with spell attacks). It regains its expended spell slots when it finishes a short or long rest. It knows the following warlock

, crown of madness, detect thoughts, expeditious retreat, fly, hypnotic pattern, illusory script Sseth's Blessing. When the yuan-ti reduces an enemy to 0 hit points, the yuan-ti gains 9 temporary hit

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

even glimpse the scrawled pages invites madness. Most believe the lich-god Vecna authored the Book of Vile Darkness. He recorded in its pages every diseased idea, every unhinged thought, and every

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

Drow Arachnomancer Legacy

Monsters Mordenkainen’s Tome of Foes

Change Shape (Recharges after a Short or Long Rest). The drow can use a bonus action to magically polymorph into a giant spider, remaining in that form for up to 1 hour. It can revert to its true

long rest. It knows the following warlock spells: Cantrips (at will): chill touch, eldritch blast, mage hand, poison spray 1st–5th level (3 5th-level slots): conjure animals (spiders only), crown of

Hydroloth Legacy

Monsters Mordenkainen’s Tome of Foes

, requiring no material components: At will: darkness, detect magic, dispel magic, invisibility (self only), water walk 3/day each: control water, crown of madness, fear, phantasmal killer, suggestion

higher than 5, they become 5. Each time the target finishes a long rest, it can repeat the saving throw, ending the effect on itself on a success. A greater restoration or remove curse spell cast on the

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

is read, it vanishes to some other corner of the multiverse where its moral guidance can bring light to a darkened world. Although attempts have been made to copy the work, efforts to do so fail to

Hydroloth

Monsters Mordenkainen Presents: Monsters of the Multiverse

spellcasting ability (spell save DC 16): At will: darkness, detect magic, dispel magic, invisibility (self only) 3/day each: control water, crown of madness, fear, suggestion Steal Memory (1/Day

proficiencies; it can’t cast spells; it can’t understand language; and if its Intelligence and Charisma scores are higher than 5, they become 5. Each time the target finishes a long rest

Bugbear Legacy

Species Volo's Guide to Monsters

, bugbears are ambush predators accustomed to long periods of inactivity broken by short bursts of murderous energy. Ferocious though they may be, bugbears aren’t built for extended periods of exertion

, often a natural cave or an old bear den, and it might have supplementary dens elsewhere in its territory that it uses temporarily when it goes on long forays for food. In good times, a bugbear gang

Splugoth the Returned

Monsters Acquisitions Incorporated

Defensive Advantage. As long as two or more of Splugoth’s allies are within 5 feet of him and are not incapacitated, attack rolls against him are made with disadvantage. Nimble Escape

. Splugoth can take the Disengage or Hide action as a bonus action on each of his turns. Touch of Madness. Splugoth has advantage on saving throws against being charmed or frightened.Multiattack. Splugoth

Wish Legacy

Spells Basic Rules (2014)

spell might simply fail, the effect you desire might only be partly achieved, or you might suffer some unforeseen consequence as a result of how you worded the wish. For example, wishing that a villain

, each time you cast a spell until you finish a long rest, you take 1d10 necrotic damage per level of that spell. This damage can't be reduced or prevented in any way. In addition, your Strength drops

Pidlwick II

Monsters Curse of Strahd

their creator's madness. Pidlwick II knew that it had no purpose as long as Pidlwick remained in Castle Ravenloft, so it pushed Pidlwick down a long flight of stairs, killing him. Everyone else

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

even glimpse the scrawled pages invites madness. Most believe the lich-god Vecna authored the Book of Vile Darkness. He recorded in its pages every diseased idea, every unhinged thought, and every

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

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