build become diffusing contained reduced

Staff of the Python

Magic Items Dungeon Master’s Guide

As a Magic action, you can throw this staff so that it lands in an unoccupied space within 10 feet of you, causing the staff to become a Giant Constrictor Snake in that space. The snake is under your

for 1 hour. If the snake is reduced to 0 Hit Points, it dies and reverts to its staff form; the staff then shatters and is destroyed. If the snake reverts to staff form before losing all its Hit Points, it regains all of them.

Book of Exalted Deeds

Magic Items Dungeon Master’s Guide

that tries to read from the book takes 24d6 Radiant damage. This damage ignores Resistance and Immunity, and it can’t be reduced or avoided by any means. A creature reduced to 0 Hit Points by

benefits granted by the book. Celestial Calm. While attuned to the book, you have Immunity to the Charmed and Frightened conditions and Resistance to Psychic damage. These benefits become permanent

Mirror of Life Trapping

Magic Items Dungeon Master’s Guide

damage, and Vulnerability to Bludgeoning damage. It shatters and is destroyed when reduced to 0 Hit Points. If the mirror is hanging on a vertical surface and you are within 5 feet of it, you can take a

or call out a particular cell by number. The creature named or contained in the named cell appears as an image on the mirror’s surface. You and the creature can then communicate. In a similar

Vampire

Monsters Monster Manual

, the vampire uses Shape-Shift to become mist (no action required). If it can’t use Shape-Shift, it is destroyed. While it has 0 Hit Points in mist form, it can’t return to its vampire form

equal to that amount. A Humanoid reduced to 0 Hit Points by this damage and then buried rises the following sunset as a Vampire Spawn under the vampire’s control.Legendary Action Uses: 3 (4 in Lair

Deck of Many Things

Magic Items Dungeon Master’s Guide

and become entombed in a state of suspended animation in an extradimensional sphere. Everything you’re wearing and carrying disappears with you except for Artifacts, which stay behind in the space

an ally. As Dungeon Master, you should wait for a dramatically appropriate moment to reveal this enmity, leaving the adventurer guessing who is likely to become a betrayer. Fool. You have

Eye and Hand of Vecna

Magic Items Dungeon Master’s Guide

your body, devours it, and then takes control of the body like a puppet. If that happens, you become an NPC under the DM’s control. Eye of Vecna Spells Spell Charge Cost

damage on a failed save or half as much damage on a successful one. A creature reduced to 0 Hit Points by this damage is transformed into green slime (see chapter 3) that covers the ground in its

Demonomicon of Iggwilv

Magic Items Dungeon Master’s Guide

Fiend that you can see that is trapped within the area of a Magic Circle spell. The Fiend must succeed on a DC 20 Charisma saving throw with Disadvantage or become trapped within one of the Demonomicon

lies a long-lost Artifact, Fraz-Urb’luu’s Staff. If the staff is dragged from the pocket plane, the tome is reduced to a mundane and out-of-date copy of the Tome of Zyx, the work that

Khoravar

Species Eberron: Forge of the Artificer

philosophy often become bards, diplomats, mediators, or translators. Others, fascinated by their distant connection to the Fey, seek to build bridges between the Material Plane and the Feywild of

Thelanis. These Khoravar often become druids or warlocks with archfey patrons. Khoravar Traits Creature Type: HumanoidSize: Medium (about 4–6 feet tall) or Small (about 2–4 feet tall), chosen when you select this speciesSpeed: 30 feet

Sammaster (Dracolich Form)

Monsters Forgotten Realms: Adventures in Faerûn

until he is reduced to 0 Hit Points. If Sammaster is reduced to 0 Hit Points, his dracolich form dissolves to dust. After 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Soul Gem"} days

Immunity to Acid, Necrotic, Poison, and Psychic damage. The gem regains all its Hit Points at the end of every turn, but it turns to dust if reduced to 0 Hit Points.Multiattack. Sammaster makes three Rend

Sammaster (Lich Form)

Monsters Forgotten Realms: Adventures in Faerûn

Resistance. Sammaster has Advantage on saving throws against spells and other magical effects. Soul Gem. If Sammaster is reduced to 0 Hit Points while his magical soul gem exists, his lich form dissolves

Tiny object that has AC 20; HP 50; and Immunity to Acid, Necrotic, Poison, and Psychic damage. The gem regains all its Hit Points at the end of every turn, but it turns to dust if reduced to 0 Hit Points

Vampire Infernalist

Monsters Astarion's Book of Hungers

, the vampire uses Shape-Shift to become mist (no action required). If it can’t use Shape-Shift, it is destroyed. While it has 0 Hit Points in mist form, it can’t return to its vampire form

(if any). The target’s Hit Point maximum decreases by an amount equal to the Necrotic damage taken, and the vampire regains Hit Points equal to that amount. A Humanoid reduced to 0 Hit Points by

Torpor (Ingested) Legacy

Equipment

A creature subjected to this poison must succeed on a DC 15 Constitution saving throw or become poisoned for 4d6 hours. The poisoned creature is incapacitated. Ingested. A creature must swallow an

entire dose of ingested poison to suffer its effects. The dose can be delivered in food or a liquid. You may decide that a partial dose has a reduced effect, such as allowing advantage on the saving throw or dealing only half damage on a failed save.

Troglodyte Legacy

Monsters Monster Manual (2014)

lairs to be devoured. The largest and toughest troglodytes lead the hunt and become the leaders of their tribes. However, if a leader shows any weakness or hesitation, other troglodytes attack and eat it

in a frenzy. Troglodytes make little and build less, scavenging their possessions from their prey. They understand the value of metal weapons and armor, and fight among one another for the right to

Truth Serum (Ingested) Legacy

Equipment

A creature subjected to this poison must succeed on a DC 11 Constitution saving throw or become poisoned for 1 hour. The poisoned creature can't knowingly speak a lie, as if under the effect of a

reduced effect, such as allowing advantage on the saving throw or dealing only half damage on a failed save.

Loadstone

Magic Items Tales from the Yawning Portal

. If you use the Dash or Disengage action while the stone is on your person, its curse activates. Until the curse is broken with remove curse or similar magic, your speed is reduced by 5 feet, and your maximum load and maximum lift capacities are halved. You also become unwilling to part with the stone.

Nine-Fingers Keene

Monsters Baldur’s Gate: Descent into Avernus

build. Her forgettable looks have proven her greatest asset as a thief, as her victims have trouble recognizing her even when they meet her again face-to-face. Keene’s leadership over the years

is as feared as she is respected. Keene has become increasingly intolerant of the populous tide turning against her organization. While the occasional rabble-rouser has always impeded criminal

Returned Kakomantis

Monsters Mythic Odysseys of Theros

’t build meaningful relationships or establish new lives. Instead, most experience fleeting emotions and follow hollow routines, their existences reduced to shadow plays without weight or substance

, which manifest as separate beings known as eidolons. The experience of escaping the Underworld also causes them to lose their faces, which become expressionless surfaces with empty eye sockets and gaping

Returned Drifter

Monsters Mythic Odysseys of Theros

long-term memories, they generally can’t build meaningful relationships or establish new lives. Instead, most experience fleeting emotions and follow hollow routines, their existences reduced to

), the Returned lose their identities, which manifest as separate beings known as eidolons. The experience of escaping the Underworld also causes them to lose their faces, which become expressionless

Returned Sentry

Monsters Mythic Odysseys of Theros

’t build meaningful relationships or establish new lives. Instead, most experience fleeting emotions and follow hollow routines, their existences reduced to shadow plays without weight or substance

, which manifest as separate beings known as eidolons. The experience of escaping the Underworld also causes them to lose their faces, which become expressionless surfaces with empty eye sockets and gaping

Baba Lysaga's Creeping Hut

Monsters Curse of Strahd

, drink, or sleep. The magic that animates an object is dispelled when the construct drops to 0 hit points. An animated object reduced to 0 hit points becomes inanimate and is too damaged to be of much use

contained in a cavity in the stump, beneath the rotted floorboards of the hut. The floorboards can be ripped up with a successful DC 14 Strength check or smashed by dealing 10 damage to them. Once the

Lord's Ensemble

Magic Items Waterdeep: Dragon Heist

, an amulet, and a robe — that function as a single magic item when worn together, but only within the city of Waterdeep and its sewers. You become attuned to the ensemble as a single item. Lord

. Lord’s Robe. This elegant robe functions as a ring of free action, and it creates the illusion that you have a nondescript, androgynous humanoid build and stand 6 feet tall.

Mite

Monsters Mordenkainen's Fiendish Folio Volume 1

quickly become a brawl. Heralds of Frustration. Mites are natives of the Feywild that arise when a creature becomes so irritated with a situation or event that it lashes out in violence. That

threatened with direct violence, content to otherwise take joy in watching mundane or simple tasks become frustrating, painful experiences. Fey Influence. When mites are about, creatures become

Neogi Pirate

Monsters Spelljammer: Adventures in Space

plus 14 (4d6);{"diceNotation":"4d6","rollType":"damage","rollAction":"Bite (poison)","rollDamageType":"poison"} poison damage, and the target must succeed on a DC 12 Constitution saving throw or become

and the Ethereal Plane. They left their home world long ago to conquer and devour creatures in other realms. During this era, they dominated umber hulk;umber hulks and used them to build sleek, spidery ships capable of traversing the multiverse.

Neogi Hatchling Swarm

Monsters Spelljammer: Adventures in Space

has half of its hit points or fewer, and the target must succeed on a DC 12 Constitution saving throw or become poisoned for 1 minute. A target can repeat the saving throw at the end of each of its

used them to build sleek, spidery ships capable of traversing the multiverse.Bludgeoning, Piercing, Slashing

Mirror of Life Trapping Legacy

Magic Items Basic Rules (2014)

. It shatters and is destroyed when reduced to 0 hit points. If the mirror is hanging on a vertical surface and you are within 5 feet of it, you can use an action to speak its command word and activate

unoccupied spaces near it. While within 5 feet of the mirror, you can use an action to speak the name of one creature trapped in it or call out a particular cell by number. The creature named or contained in

Neogi Hatchling

Monsters Mordenkainen Presents: Monsters of the Multiverse

","rollAction":"Bite","rollDamageType":"poison"} poison damage, and the target must succeed on a DC 10 Constitution saving throw or become poisoned for 1 minute. A target can repeat the saving throw at the end

their home world long ago to conquer and devour creatures in other realms. During this era, they dominated umber hulk;umber hulks and used them to build sleek, spidery ships capable of traversing the multiverse.

Bulezau Legacy

Monsters Mordenkainen’s Tome of Foes

become poisoned until the disease ends. While poisoned in this way, the target sports festering boils, coughs up flies, and sheds rotting skin, and the target must repeat the saving throw after every 24

hours that elapse. On a successful save, the disease ends. On a failed save, the target's hit point maximum is reduced by 4 (1d8);{"diceNotation":"1d8","rollType":"roll","rollAction":"Barbed Tail"}. The target dies if its hit point maximum is reduced to 0.PoisonCold, Fire, Lightning

Pale Tincture (Ingested) Legacy

Equipment

A creature subjected to this poison must succeed on a DC 16 Constitution saving throw or take 3 (1d6) poison damage and become poisoned. The poisoned creature must repeat the saving throw every 24

has a reduced effect, such as allowing advantage on the saving throw or dealing only half damage on a failed save.

Living Demiplane

Monsters Icewind Dale: Rime of the Frostmaiden

and psychic damage, and immunity to bludgeoning, piercing, and slashing damage that is nonmagical. If any section is reduced to 0 hit points, the living spell and its chamber are destroyed (see

-foot-square section of its extradimensional chamber is reduced to 0 hit points, or when the living spell has no surface to attach to. When the living spell is destroyed, the contents of its

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

the book’s contents, provided that those modifications advance evil and expand the lore already contained within. Whenever a non-evil creature attunes to the Book of Vile Darkness, that creature

darkness. An evil rune might appear on your face, your eyes might become glossy black, or horns might sprout from your forehead. Or you might become wizened and hideous, lose all facial features, gain a

Nightwalker Legacy

Monsters Mordenkainen’s Tome of Foes

to this aura. Life Eater. A creature reduced to 0 hit points from damage dealt by the nightwalker dies and can't be revived by any means short of a wish spell.Multiattack. The nightwalker uses

on a DC 21 Constitution saving throw or its hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the target finishes a long rest. Finger of Doom

Rutterkin Legacy

Monsters Mordenkainen’s Tome of Foes

":"damage","rollAction":"Bite","rollDamageType":"piercing"} piercing damage. If the target is a creature, it must succeed on a DC 13 Constitution saving throw against 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 poisoned in this way, it dies and instantly

Spirit Statue Mascot

Monsters Strixhaven: A Curriculum of Chaos

Death Burst. When the spirit statue is reduced to 0 hit points, the statue crumbles, and the spirit returns to the afterlife in a burst of ghostly white flame. Each creature within 5 feet of it must

tacticians. Regardless, their appearance is so common around the Lorehold campus that they have become the college’s mascots.

Returned Palamnite

Monsters Mythic Odysseys of Theros

known as eidolons. The experience of escaping the Underworld also causes them to lose their faces, which become expressionless surfaces with empty eye sockets and gaping mouths. These blank surfaces

they cover with distinctive golden masks. Returned reenter the world blank and undead. No longer possessing the ability to form long-term memories, they generally can’t build meaningful

Neogi Void Hunter

Monsters Spelljammer: Adventures in Space

(poison)","rollDamageType":"poison"} poison damage, and the target must succeed on a DC 12 Constitution saving throw or become poisoned for 1 minute. A target can repeat the saving throw at the end

hulks and used them to build sleek, spidery ships capable of traversing the multiverse.Enslave (Recharges after a Short or Long Rest). The neogi targets one creature it can see within 30 feet of

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