blast become diffusing continues 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

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 If the staff is dragged from the pocket plane, the tome is reduced to a mundane and out-of-date copy of the Tome of Zyx, the work that

Sammaster (Dracolich Form)

Monsters Forgotten Realms: Adventures in Faerûn

for his demise. He drew on the warped resurrection of dracoliches to become a lich himself. He continues to lead the Cult of the Dragon from the shadows, developing new ways to control and corrupt

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

Sammaster (Lich Form)

Monsters Forgotten Realms: Adventures in Faerûn

. He drew on the warped resurrection of dracoliches to become a lich himself. He continues to lead the Cult of the Dragon from the shadows, developing new ways to control and corrupt dragonkind

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

Crown of Horns

Magic Items Forgotten Realms: Adventures in Faerûn

dying essence. Myrkul has since returned to become one of the Dead Three, and the Crown of Horns continues to further his gruesome will by seeking out mortal agents and gradually transforming them into

transformation is complete, you become a Lich under the DM's control. Each time you use this Artifact's Cone of Undeath or Myrkul's Hand benefit, there is a 10 percent cumulative chance that you

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

Humanoid Mutate

Monsters Phandelver and Below: The Shattered Obelisk

Sunlight Sensitivity. While in sunlight, the mutate has disadvantage on attack rolls.Multiattack. The mutate makes two Unarmed Strike or Nightmare Blast attacks. Unarmed Strike. Melee Weapon Attack

. Nightmare Blast. Ranged Weapon Attack: +6;{"diceNotation":"1d20+6", "rollType":"to hit", "rollAction":"Nightmare Blast"} to hit, range 60 ft., one creature. Hit: 7 (2d6);{"diceNotation":"2d6", "rollType

Feeblemind Legacy

Spells Basic Rules (2014)

You blast the mind of a creature that you can see within range, attempting to shatter its intellect and personality. The target takes 4d6 psychic damage and must make an Intelligence saving throw

. On a failed save, the creature's Intelligence and Charisma scores become 1. The creature can't cast spells, activate magic items, understand language, or communicate in any intelligible way. The

Clay Golem Legacy

Monsters Basic Rules (2014)

continues to do so until it is destroyed or regains all its hit points. Immutable Form. The golem is immune to any spell or effect that would alter its form. Magic Resistance. The golem has advantage on

":"bludgeoning"} bludgeoning damage. If the target is a creature, it must succeed on a DC 15 Constitution saving throw or have its hit point maximum reduced by an amount equal to the damage taken. The target

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.

Imix

Monsters Princes of the Apocalypse

has advantage on saving throws against spells and other magical effects.Multiattack. Imix makes two slam attacks or two flame blast attacks. Slam. Melee Weapon Attack: +12;{"diceNotation":"1d20+12

damage plus 18 (5d6);{"diceNotation":"5d6","rollType":"damage","rollAction":"Slam","rollDamageType":"fire"} fire damage. Flame Blast. Ranged Spell Attack: +12;{"diceNotation":"1d20+12","rollType

Reduced-threat Clay Golem

Monsters Tales from the Yawning Portal

continues to do so until it is destroyed or regains all its hit points. Immutable Form. The golem is immune to any spell or effect that would alter its form. Magic Resistance. The golem has advantage on

saving throws against spells and other magical effects. Magic Weapons. The golem's weapon attacks are magical. Reduced Threat. This creature has -2 penalty on all ability checks and saving

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

long rest. The target’s hit point maximum is reduced by an amount equal to half the poison damage taken. This reduction lasts until the poisoned condition is removed. The target dies if its hit

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

long rest. The target’s hit point maximum is reduced by an amount equal to half the poison damage taken. This reduction lasts until the poisoned condition is removed. The target dies if its hit

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.

Kalaraq Quori

Monsters Eberron: Rising from the Last War

magical effects.Multiattack. The quori makes two Soul Binding attacks. Alternatively, it can make four attacks with Arcane Blast. Arcane Blast. Ranged Spell Attack: +13;{"diceNotation":"1d20+13

","rollType":"to hit","rollAction":"Arcane Blast"} to hit, range 120 ft., one target. Hit: 12 (1d10 + 7);{"diceNotation":"1d10+7","rollType":"damage","rollAction":"Arcane Blast","rollDamageType":"force

Mary Greymalkin

Monsters Lost Laboratory of Kwalish

creature within 10 feet of her to succeed on a DC 12 Wisdom saving throw or become charmed or frightened by her (Mary’s choice) until the end of her next turn. Fey Ancestry. Mary has advantage on

spells: Cantrips (at will): chill touch, eldritch blast, mage hand 1st−3rd level (2 3rd-level slots): darkness, hex, hypnotic pattern, misty step, phantasmal force, unseen servantQuarterstaff

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

Fury of the Frost Giant

Feats Bigby Presents: Glory of the Giants

use your reaction to retaliate with a conjured blast of ice. The creature must make a Constitution saving throw (DC equals 8 + your proficiency bonus + the modifier of the ability increased by this feat

). On a failed save, the creature takes cold damage equal to 1d8 + your proficiency bonus, and its speed is reduced to 0 until the end of its next turn. You can use this reaction a number of times equal to your proficiency bonus, and you regain all expended uses when you finish a long rest.

King Jhaeros

Monsters Keys from the Golden Vault

is near enough to move to and attack, Jhaeros attacks an object, with preference for an object smaller than himself. Once Jhaeros goes berserk, he continues to do so until he is destroyed or regains

Constitution saving throw or have its hit point maximum reduced by an amount equal to the damage taken. The target dies if this attack reduces its hit point maximum to 0. The reduction lasts until removed by the

Narrak

Monsters Out of the Abyss

two 2nd-level spell slots, which he regains after finishing a short or long rest, and knows the following warlock spells: Cantrips (at will): eldritch blast, friends, poison spray 1st level: armor

. One with Shadows. While he is in dim light or darkness, Narrak can become invisible. He remains so until he moves or takes an action or reaction.

Reduced-threat Flesh Golem

Monsters Tales from the Yawning Portal

. Once the golem goes berserk, it continues to do so until it is destroyed or regains all its hit points. The golem's creator, if within 60 feet of the berserk golem, can try to calm it by speaking

. The golem's weapon attacks are magical. Reduced Threat. This creature has -2 penalty on all ability checks and saving throws.Multiattack. The golem makes two slam attacks. Slam. Melee Weapon Attack

Xardorok Sunblight

Monsters Icewind Dale: Rime of the Frostmaiden

, requiring no material components: At will: eldritch blast (see “Actions” below), mage hand 1/day each: hold person, suggestion Sunlight Sensitivity. While in sunlight, Xardorok has

disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. Xardorok attacks twice with a weapon or casts eldritch blast twice. Spiked Gauntlet. Melee Weapon

Ironscale Hydra

Monsters Mythic Odysseys of Theros

hibernation during which it continues to grow. When it awakens, it goes on a feeding rampage, so beginning the cycle once again. These rhythms of destruction sometimes become so ingrained in the minds and

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

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

Dyrrn

Monsters Eberron: Rising from the Last War

take 22 (4d6 + 8);{"diceNotation":"4d6+8","rollType":"damage","rollAction":"Corruption","rollDamageType":"necrotic"} necrotic damage and become corrupted for 1 minute. A corrupted creature’s

flesh twists in alien ways. The creature has disadvantage on attack rolls, its speed is reduced by half, and if it tries to cast a spell, it must first succeed on a DC 15 Intelligence check or the spell

Seth the Shapeshifting Dragon

Monsters Misplaced Monsters: Volume One

weapon is a blast of frigid water.PoisonCold, FireChange Shape. Seth magically transforms into a Small Humanoid or a Beast that is Tiny or Small, while retaining his game statistics (other than his size

). This transformation ends if Seth is reduced to 0 hit points or uses another bonus action to end it. Superspeed (2/Day). Seth’s speed is doubled for as long as he maintains concentration (as if

Cradle of the Frost Scion

Monsters Bigby Presents: Glory of the Giants

"}. The cradle exhales a blast of frost in a 90-foot cone. Each creature in that area must make a DC 23 Constitution saving throw. On a failed save, a creature takes 52 (8d12);{"diceNotation":"8d12

", "rollType":"damage", "rollAction":"Freezing Breath", "rollDamageType":"cold"} cold damage, and its speed is reduced to 0 until the end of its next turn. On a successful save, a creature takes half as

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