both before dies choice reduced

Shadow Dragon (Huge)

Monsters Monster Manual

);{"diceNotation":"10d6", "rollType":"damage", "rollAction":"Shadow Breath", "rollDamageType":"Necrotic"} Necrotic damage. Success: Half damage. Failure or Success: A Humanoid reduced to 0 Hit Points by this

damage dies, and a Shadow rises from the corpse. The shadow is under the dragon’s control and shares the dragon’s Initiative count but acts immediately after the dragon.Legendary Action

Shadow Dragon (Large)

Monsters Monster Manual

);{"diceNotation":"10d6", "rollType":"damage", "rollAction":"Shadow Breath", "rollDamageType":"Necrotic"} Necrotic damage. Success: Half damage. Failure or Success: A Humanoid reduced to 0 Hit Points by this

damage dies, and a Shadow rises from the corpse. The shadow is under the dragon’s control and shares the dragon’s Initiative count but acts immediately after the dragon.Legendary Action

Staff of the Python

Magic Items Dungeon Master’s Guide

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.

Divine Word

Spells Player’s Handbook

You utter a word imbued with power from the Upper Planes. Each creature of your choice in range makes a Charisma saving throw. On a failed save, a target that has 50 Hit Points or fewer suffers an

0–20 The target dies. 21–30 The target has the Blinded, Deafened, and Stunned conditions for 1 hour. 31–40 The target has the Blinded and Deafened conditions for 10 minutes. 41–50 The target has the Deafened condition for 1 minute.

Arcanaloth

Monsters Monster Manual

Fiendish Restoration. If the arcanaloth dies outside Gehenna, its body dissolves into ichor, and it gains a new body instantly and revives with all its Hit Points in Gehenna. Magic Resistance. The

Claw action. The tome has AC 17; HP 35; and Immunity to Necrotic, Poison, and Psychic damage. The tome regains all its Hit Points at the end of every turn, but it turns to dust if reduced to 0 Hit

Mummy Lord

Monsters Monster Manual

maximum decreases by 10 (3d6);{"diceNotation":"3d6", "rollType":"roll", "rollAction":"Rotting Fist"} every 24 hours that elapse. A creature dies and turns to dust if reduced to 0 Hit Points by this attack

space it can see. Each creature of its choice that it can see within 5 feet of its destination space has the Blinded condition until the end of the mummy’s next turn.Legendary Action Uses: 3 (4

Mummy

Monsters Monster Manual

that elapse. A creature dies and turns to dust if reduced to 0 Hit Points by this attack. Dreadful Glare. Wisdom Saving Throw: DC 11, one creature the mummy can see within 60 feet. Failure: The target

Juvenile Shadow Dragon

Monsters Monster Manual

: Half damage. Failure or Success: A Humanoid reduced to 0 Hit Points by this damage dies, and a Shadow rises from its corpse. The shadow is under the dragon’s control and shares the dragon’s

Erinyes

Monsters Monster Manual

Diabolical Restoration. If the erinyes dies outside the Nine Hells, its body disappears in sulfurous smoke, and it gains a new body instantly, reviving with all its Hit Points somewhere in the Nine

Entangling Rope action. The rope has AC 20, HP 90, and Immunity to Poison and Psychic damage. The rope turns to dust if reduced to 0 Hit Points, if it is 5+ feet away from the erinyes for 1 hour or more

Gibbering Mouther

Monsters Monster Manual

. If the target is a Medium or smaller creature, it has the Prone condition. The target dies if it is reduced to 0 Hit Points by this attack. Its body is then absorbed into the mouther, leaving only

Sphere of Annihilation

Magic Items Dungeon Master’s Guide

Bonus Action to cause it to move in one direction of your choice, up to a number of feet equal to 5 times your Intelligence modifier (minimum 5 feet). Any creature whose space the sphere enters must

succeed on a DC 19 Dexterity saving throw or be touched by it, taking 8d10 Force damage. A creature reduced to 0 Hit Points by this damage is obliterated, leaving its possessions behind but no other

Boon of Recovery

Feats Player’s Handbook

Epic Boon Feat (Prerequisite: Level 19+) You gain the following benefits. Ability Score Increase. Increase one ability score of your choice by 1, to a maximum of 30. Last Stand. When you would be

reduced to 0 Hit Points, you can drop to 1 Hit Point instead and regain a number of Hit Points equal to half your Hit Point maximum. Once you use this benefit, you can’t use it again until you

Aboleth

Monsters Monster Manual

", "rollDamageType":"Psychic"} Psychic damage. Success: Half damage. Failure or Success: The aboleth gains the target’s memories if the target is a Humanoid and is reduced to 0 Hit Points by this action

. Dominate Mind (2/Day). Wisdom Saving Throw: DC 16, one creature the aboleth can see within 30 feet. Failure: The target has the Charmed condition until the aboleth dies or is on a different plane of

Demilich

Monsters Monster Manual

DC 20 Constitution saving throw or have its Hit Point maximum reduced by 1d4;{"diceNotation":"1d4", "rollType":"roll", "rollAction":"Enervating Domain"}. This reduction lasts until the creature

finishes a Long Rest outside that area. Travel Ward. Creatures can’t use teleportation or planar travel to enter or exit the lair. If the demilich dies or moves its lair elsewhere, these effects end immediately.Necrotic, Poison, PsychicBludgeoning, Piercing, Slashing

Deck of Many Things

Magic Items Dungeon Master’s Guide

. This enmity lasts until either you or the devil dies. A Question of Enmity Two of the cards in the Deck of Many Things can earn a character the enmity of another being. With the Flames card, the

a minimum score of 1). You can draw one additional card beyond your declared draws. Rogue. An NPC of the DM’s choice becomes Hostile toward you. You don’t know the identity of this NPC

Vampire Umbral Lord

Monsters Monster Manual

and any creatures of its choice are unaffected by the fog. If the vampire dies or moves its lair elsewhere, these effects end immediately.Cold, NecroticSanguine Drain. Constitution Saving Throw: DC 18

Wish

Spells Player’s Handbook

your choice: Object Creation. You create one object of up to 25,000 GP in value that isn’t a magic item. The object can be no more than 300 feet in any dimension, and it appears in an unoccupied

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

Boon of Bloodshed

Feats Forgotten Realms: Heroes of Faerûn

Epic Boon Feat (Prerequisite: Level 19+) You gain the following benefits. Ability Score Increase. Increase one ability score of your choice by 1, to a maximum of 30. Killer's Fortune. When an

enemy you can see is reduced to 0 Hit Points, you gain Advantage on the next attack roll you make before the end of your next turn. Power from Pain. Once per turn, when you make an attack roll while

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

Tharashk Hunter

Monsters Eberron: Forge of the Artificer

);{"diceNotation":"3d8+4", "rollType":"damage", "rollAction":"Longbow", "rollDamageType":"Piercing"} Piercing damage, and the target’s Speed is reduced by 10 feet until the end of its next turn.Uncanny

marks one creature it can see within 150 feet. The mark lasts for 1 hour, until the target dies, or until the hunter uses this Bonus Action again. While the target is marked in this way, the hunter has

Boon of the Soul Drinker

Feats Forgotten Realms: Heroes of Faerûn

Epic Boon Feat (Prerequisite: Level 19+) You gain the following benefits. Ability Score Increase. Increase one ability score of your choice by 1, to a maximum of 30. Grave Resistance. You have

Resistance to Cold damage and Necrotic damage. Siphon Life. When an enemy within 120 feet of you is reduced to 0 Hit Points, you can take a Reaction to regain 50 Hit Points. Once you use this benefit, you can’t use it again until you finish a Short or Long Rest.

Greater Mark of Hospitality

Feats Eberron: Forge of the Artificer

spell so that instead of its normal effect, each creature of your choice within 30 feet of you is refreshed. Each affected creature’s Exhaustion level is reduced by 1, and the creature gains

General Feat (Prerequisite: Level 4+, Mark of Hospitality Feat) You gain the following benefits. Ability Score Increase. Increase one ability score of your choice by 1, to a maximum of 20

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

(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

doesn’t burn written material. If the infernalist dies or moves its lair elsewhere, these effects end immediately.Fire, Necrotic, PoisonShape-Shift. If the vampire isn’t in sunlight or

Red Wizard Blade

Magic Items Legendary Magic Items

, the target takes an extra 3d12 necrotic damage. A creature reduced to 0 hit points by this weapon dies and can’t be raised from the dead except by a deity or by a creature using a tablet of reawakening to cast the true resurrection spell.

Staff of the Python Legacy

Magic Items Basic Rules (2014)

attack your enemies or guard a location. 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.

Create Homunculus

Spells Xanathar's Guide to Everything

While speaking an intricate incantation, you cut yourself with a jewel-encrusted dagger, taking 2d4 piercing damage that can’t be reduced in any way. You then drip your blood on the spell&rsquo

dies if you die. Whenever you finish a long rest, you can spend up to half your Hit Dice if the homunculus is on the same plane of existence as you. When you do so, roll each die and add your

Reduced-threat Wight

Monsters Tales from the Yawning Portal

Sunlight Sensitivity. While in sunlight, the wight has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight. Reduced Threat. This creature has -2 penalty on all

","rollDamageType":"necrotic"} necrotic damage. The target must succeed on a DC 11 Constitution saving throw or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts

Life Transference

Spells Xanathar's Guide to Everything

You sacrifice some of your health to mend another creature’s injuries. You take 4d8 necrotic damage, which can’t be reduced in any way, and one creature of your choice that you can see

Witherbloom Professor of Decay

Monsters Strixhaven: A Curriculum of Chaos

hit points. An affected creature’s hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the creature finishes a long rest. The creature dies if

vortex in a 30-foot-radius sphere centered on itself. Each creature of the professor’s choice that it can see within that area must make a DC 15 Constitution saving throw, taking 23 (5d8

Shadow Legacy

Monsters Basic Rules (2014)

, and the target's Strength score is reduced by 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Strength Drain"}. The target dies if this reduces its Strength to 0. Otherwise, the reduction

lasts until the target finishes a short or long rest. If a non-evil humanoid dies from this attack, a new shadow rises from the corpse 1d4;{"diceNotation":"1d4","rollType":"roll"} hours

Martial Arts Adept Legacy

Monsters Volo's Guide to Monsters

a DC 13 Strength saving throw or drop one item it is holding (adept's choice). The target must succeed on a DC 13 Dexterity saving throw or be knocked prone. The target must succeed on a DC 13

attack, the adept deflects the missile. The damage it takes from the attack is reduced by 1d10 + 3;{"diceNotation":"1d10+3","rollType":"roll","rollAction":"Deflect Missile"}. If the damage is reduced to 0, the adept catches the missile if it's small enough to hold in one hand and the adept has a hand free.

Specter Legacy

Monsters Basic Rules (2014)

reduced by an amount equal to the damage taken. This reduction lasts until the creature finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.Necrotic, PoisonAcid, Cold, Fire, Lightning, Thunder; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Blight Legacy

Spells Basic Rules (2014)

Necromantic energy washes over a creature of your choice that you can see within range, draining moisture and vitality from it. The target must make a Constitution saving throw. The target takes 8d8

and dies. At Higher Levels. When you cast this spell using a spell slot of 5th level or higher, the damage increases by 1d8 for each slot level above 4th.

Ember

Monsters Monstrous Compendium Vol. 2: Dragonlance Creatures

effects. If a creature is reduced to 0 hit points by this effect, the creature immediately dies, and its body is reduced to ash.Ember can take 3 legendary actions, choosing from the options below. Only

Calescent Aura. At the start of Ember’s turn, Ember can force any number of creatures of his choice within 10 feet of himself to make a DC 22 Constitution saving throw. On a failed save, a

D&D Beyond

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