beings become diffusing changing 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

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

Incarnation of Transience

Monsters Lorwyn: First Light

", "rollType":"damage", "rollAction":"Miasmic Globule", "rollDamageType":"Acid"} Acid damage, and the target’s Speed is reduced by 10 feet until the end of the incarnation’s next turn. Spectral

condition. Success: Half damage only.The incarnations of transience represent all that is fleeting or ephemeral. Despite their apparent bulk, these incarnations are actually ephemeral beings with only a

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

Living Portent

Monsters The Book of Many Things

roll the prophecy die and add the number rolled to the total, potentially changing the outcome. The blessing ends after 1 hour or when the living portent ends the blessing (no action required) or uses

the living portents impact the earth, they carve great craters, yet miraculously, none who live in the impact zone are harmed. These beings of light then assume Humanoid forms to blend in with the

Doomwake Giant

Monsters Mythic Odysseys of Theros

wonders and changing the world—but not always for the better. Doomwake giants arise from pernicious fears that infect a whole city or region. If enough mortals dread destruction for long enough, their

terror can manifest as one of these massive Nyxborn beings. Once unleashed, a doomwake giant goes on a rampage, fulfilling the prophecy mortals believed into being. After doing so, these terrors

Living Demiplane

Monsters Icewind Dale: Rime of the Frostmaiden

that become living beings. These so-called living spells haunt the places where they were created, subsisting on ambient magical energy.Poison

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

Skeletal Knight

Monsters Dragonlance: Shadow of the Dragon Queen

damage.Skeletal knights are powerful Undead that arise to serve even more wicked beings—often death knight;death knights. Those who become skeletal knights were typically virtuous in life but betrayed

free to pursue its own ends. Skeletal knights are relentless in battle and difficult to destroy. They cling to the sins that curse them, and they fight until their skulls are reduced to shards. Their

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.

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.

Clockwork Soul

classes Tasha’s Cauldron of Everything

lineage, might have become entangled in the machinations of the modrons, the orderly beings who inhabit Mechanus. Perhaps your ancestor even took part in the Great Modron March. Whatever its origin

Riffler

Monsters The Book of Many Things

the total (riffler’s choice), potentially changing the outcome.Rifflers are diminutive Fey reminiscent of gnomes and obsessed with destiny and fate. The oldest stories of rifflers suggest these

dangerously curious spirits manifested as physical beings when the Deck of Many Things was shuffled for the first time. The rifflers were so enraptured with the soft sound made by the whispering cards

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

individuals, aside from the ability that a given creature has to control others, and they don’t comprehend the emotional aspects of existence that humans and similar beings experience. To a

Living Bigby's Hand

Monsters Icewind Dale: Rime of the Frostmaiden

effects that become living beings. These so-called living spells haunt the places where they were created, subsisting on ambient magical energy.Poison

Geryon (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

become poisoned until it finishes a short or long rest. The target's hit point maximum is reduced by an amount equal to half the poison damage it takes. If its hit point maximum drops to 0, it dies

Innate Spellcasting. Geryon's innate spellcasting ability is Charisma (spell save DC 21). He can innately cast the following spells, requiring no material components: At will: alter self (can become

Living Blade of Disaster

Monsters Icewind Dale: Rime of the Frostmaiden

by powerful eldritch forces can give rise to spell effects that become living beings. These so-called living spells haunt the places where they were created, subsisting on ambient magical energy.Poison; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

: alter self (can become Medium when changing his appearance), detect magic, ice storm, invisibility (self only), locate object, suggestion, wall of ice 1/day: banishment Teleport. Geryon magically

Constitution saving throw or take 13 (2d12);{"diceNotation":"2d12","rollType":"damage","rollAction":"Stinger","rollDamageType":"poison"} poison damage and become poisoned until it finishes a short or

Geryon Legacy

Monsters Mordenkainen’s Tome of Foes

become poisoned until it finishes a short or long rest. The target's hit point maximum is reduced by an amount equal to half the poison damage it takes. If its hit point maximum drops to 0, it dies

Innate Spellcasting. Geryon's innate spellcasting ability is Charisma (spell save DC 21). He can innately cast the following spells, requiring no material components: At will: alter self (can become

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

: alter self (can become Medium when changing his appearance), detect magic, ice storm, invisibility (self only), locate object, suggestion, wall of ice 1/day: banishment Teleport. Geryon magically

Constitution saving throw or take 13 (2d12);{"diceNotation":"2d12","rollType":"damage","rollAction":"Stinger","rollDamageType":"poison"} poison damage and become poisoned until it finishes a short or

Hutijin Legacy

Monsters Mordenkainen’s Tome of Foes

DC 22). He can innately cast the following spells, requiring no material components: At will: alter self (can become Medium when changing his appearance), animate dead, detect magic, hold monster

target must succeed on a DC 22 Constitution saving throw or become poisoned. While poisoned in this way, the target can't regain hit points, and it takes 10 (3d6);{"diceNotation":"3d6","rollType

Bael Legacy

Monsters Mordenkainen’s Tome of Foes

","rollType":"to hit","rollAction":"Innate Spellcasting"} to hit with spell attacks). He can innately cast the following spells, requiring no material components: At will: alter self (can become Medium when

changing his appearance), animate dead, charm person, detect magic, inflict wounds (as an 8th-level spell), invisibility (self only), major image 3/day each: counterspell, dispel magic, fly, suggestion

Strahd, Master of Death House

Monsters Vecna: Eve of Ruin

Legendary Resistance (3/Day). If Strahd fails a saving throw, he can choose to succeed instead. Master of the House. When Strahd is reduced to 0 hit points, he dissolves into mist and immediately

itself on a success. Otherwise, the effect lasts 24 hours or until Strahd is reduced to 0 hit points, is on a different plane of existence than the target, or uses a bonus action to end the effect

Returned Drifter

Monsters Mythic Odysseys of Theros

), 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

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

Returned Sentry

Monsters Mythic Odysseys of Theros

, 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

’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

Moloch Legacy

Monsters Mordenkainen’s Tome of Foes

Innate Spellcasting. Moloch's innate spellcasting ability is Charisma (spell save DC 21). He can innately cast the following spells, requiring no material components: At will: alter self (can become

Medium when changing his appearance), animate dead, burning hands (as a 7th-level spell), confusion, detect magic, fly, geas, major image, stinking cloud, suggestion, wall of fire 1/day each: flame

Returned Kakomantis

Monsters Mythic Odysseys of Theros

, 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

’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

Deadbark Dryad

Monsters Vecna: Eve of Ruin

condition. All vines immediately wither and disappear when the dryad is reduced to 0 hit points. Spellcasting. The dryad casts one of the following spells, requiring no material components and using

great evil and is unable to forgive itself, the dryad might transform into a wicked Fey monster called a deadbark dryad. Such dryads relinquish any compassion they once felt for living beings and

Neogi

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

, aside from the ability that a given creature has to control others, and they don’t comprehend the emotional aspects of existence that humans and similar beings experience. To a neogi, hatred is as

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