before both destroys choice reduces

Rust Monster

Monsters Monster Manual

creature with the object. Failure: The object takes a −1 penalty to the AC it offers (armor) or to its attack rolls (weapon). Armor is destroyed if the penalty reduces its AC to 10, and a weapon

5 feet of itself that isn’t being worn or carried. The touch destroys a 1-foot Cube of the object.Reflexive Antennae. Trigger: An attack roll hits the rust monster. Response: The rust monster uses Antennae.

Heward's Handy Haversack

Magic Items Dungeon Master’s Guide

requires a Utilize action or a Bonus Action (your choice). When you reach into the haversack for a specific item, the item is always magically on top. If any of its pouches is overloaded, pierced, or

of breathing creatures inside. Placing the haversack inside an extradimensional space created by a Bag of Holding, Portable Hole, or similar item instantly destroys both items and opens a gate to the

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

divined. Nature can’t abide the book’s presence. Ordinary plants wither in its presence, common animals are unwilling to approach it, and the book gradually destroys whatever it touches. Even

by any means while your soul remains imprisoned. Adjusted Ability Scores. One ability score of your choice increases by 2, to a maximum of 24. Another ability score of your choice decreases by 2, to

Mirror of Life Trapping

Magic Items Dungeon Master’s Guide

expanse filled with thick fog that reduces visibility to 10 feet. Creatures trapped in the mirror’s cells don’t age, and they don’t need to eat, drink, or sleep. A creature trapped

the mirror and facing away from it. Placing the mirror inside an extradimensional space created by a Bag of Holding, Portable Hole, or similar item instantly destroys both items and opens a gate to the

Deck of Many Things

Magic Items Dungeon Master’s Guide

combat, you have Advantage on Death Saving Throws for 1 year. If someone else reduces your chosen foe to 0 Hit Points or you don’t choose a foe, this card has no effect. Donjon. You disappear

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

Prismatic Wall

Spells Player’s Handbook

Passwall spell, or another spell of equal or greater level that can open a portal on a solid surface, destroys this layer. 5 Blue. Failed Save: 12d6 Cold damage. Successful Save: Half as much

successful save, the condition ends. On a failed save, the condition ends, and the creature teleports to another plane of existence (DM’s choice). Additional Effects: This layer is destroyed by Dispel Magic.

Holly's Handy Haversack

Magic Items Stranger Things: Welcome to the Hellfire Club

requires a Utilize action or a Bonus Action (your choice). When you reach into the haversack for a specific item, the item is always magically on top. If any of its pouches is overloaded, pierced, or

of breathing creatures inside. Placing the haversack inside an extradimensional space created by a Bag of Holding, Portable Hole, or similar item instantly destroys both items and opens a gate to the

Blue Slaad (control gem variant) Legacy

Monsters Monster Manual (2014)

the slaad's presence, can be worded to acquire the gem. A greater restoration spell cast on the slaad destroys the gem without harming the slaad. Someone who is proficient in Wisdom (Medicine) can

reduces the target's hit point maximum to 0, the target instantly transforms into a red slaad or, if it has the ability to cast spells of 3rd level or higher, a green slaad. Only a wish spell can reverse

Arclight Phoenix

Monsters Guildmasters’ Guide to Ravnica

successful one. The explosion destroys the phoenix but leaves behind a Tiny, warm egg with a mizzium shell. The egg contains the embryo of a new arclight phoenix. It hatches when it is in the area of a spell

","rollType":"damage","rollAction":"Arclight Touch","rollDamageType":"lightning"} lightning damage, and lightning jumps from the target to one creature of the phoenix's choice that it can see within

Reduced-threat Wight

Monsters Tales from the Yawning Portal

until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. A humanoid slain by this attack rises 24 hours later as a zombie under the wight's control

Constitution or Wisdom saving throw (creature's choice) or take 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Thrown Urn","rollDamageType":"necrotic"} necrotic damage and become paralyzed for

Wall of Force Legacy

Spells Basic Rules (2014)

pushed to one side of the wall (your choice which side). Nothing can physically pass through the wall. It is immune to all damage and can't be dispelled by dispel magic. A disintegrate spell destroys

Rain

Monsters Misplaced Monsters: Volume One

’s choice within 5 feet of her takes 3 (1d6);{"diceNotation":"1d6", "rollType":"damage", "rollAction":"Fiery Wings", "rollDamageType":"fire"} fire damage. A creature that hits Rain with a melee

damage on a failed saving throw, or half as much damage on a successful one; creatures of evil alignment have disadvantage on this saving throw. If the damage from this effect reduces a creature to 0 hit

Shemshime

Monsters Candlekeep Mysteries

Crushing End. If damage reduces Shemshime to 0 hit points, Shemshime instead drops to 1 hit point unless the damage is the result of Shemshime being crushed by an object weighing at least 1,000

":"damage","rollAction":"Whispers of Violence","rollDamageType":"psychic"} psychic damage and must use its reaction to make a melee weapon attack against one creature it can reach (Shemshime’s choice

Beholder Legacy

Monsters Monster Manual (2014)

or take 45 (10d8);{"diceNotation":"10d8","rollType":"damage","rollAction":"Disintegration Ray","rollDamageType":"force"} force damage. If this damage reduces the creature to 0 hit points, its body

":"10d10","rollType":"damage","rollAction":"Death Ray","rollDamageType":"necrotic"} necrotic damage. The target dies if the ray reduces it to 0 hit points. The beholder can take 3 legendary actions

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

abide the book’s presence. Ordinary plants wither in its presence, animals are unwilling to approach it, and the book gradually destroys whatever it touches. Even stone cracks and turns to

reading and studying the book, one ability score of your choice increases by 2, to a maximum of 24. Another ability score of your choice decreases by 2, to a minimum of 3. The book can’t adjust your

Wall of Stone Legacy

Spells Basic Rules (2014)

pushed to one side of the wall (your choice). If a creature would be surrounded on all sides by the wall (or the wall and another solid surface), that creature can make a Dexterity saving throw. On a

. The wall is an object made of stone that can be damaged and thus breached. Each panel has AC 15 and 30 hit points per inch of thickness. Reducing a panel to 0 hit points destroys it and might cause

Duergar Mind Master Legacy

Monsters Mordenkainen’s Tome of Foes

direction of the duergar's choice. Creatures that can't be charmed are immune to this effect. Reduce (Recharges after a Short or Long Rest). For 1 minute, the duergar magically decreases in size, along

with anything it is wearing or carrying. While reduced, the duergar is Tiny, reduces its weapon damage to 1, and makes attacks, checks, and saving throws with disadvantage if they use Strength. It gains

Drowned Assassin

Monsters Ghosts of Saltmarsh

them instantaneously and without limitation. Undead Fortitude. If damage reduces the drowned assassin to 0 hit points, it must make a Constitution saving throw with a DC of 5 + the damage taken

creature of the assassin’s choice within 30 feet of it that can see the assassin must succeed on a DC 13 Wisdom saving throw or be frightened until the end of its next turn.The drowned assassin stalks

Encephalon Cluster

Monsters Phandelver and Below: The Shattered Obelisk

saving throw or have the prone condition. If this attack reduces the target to 0 hit points, the target immediately dies and is consumed by the cluster. Spawn Progeny (Recharges after a Short or Long Rest

). The cluster bulges and spews 1d4;{"diceNotation":"1d4", "rollType":"roll", "rollAction":"Spawn Progeny"} mature eggs. Each egg lands in an unoccupied space of the cluster’s choice within 30

Ancient White Dragon Legacy

Monsters Basic Rules (2014)

+ 8);{"diceNotation":"2d8+8","rollType":"damage","rollAction":"Tail","rollDamageType":"bludgeoning"} bludgeoning damage. Frightful Presence. Each creature of the dragon's choice that is within 120

floor around it a treacherous morass of broken ice and stone, hidden pits, and slippery slopes. As foes struggle to move toward it, the dragon flies from perch to perch and destroys them with its

Death Tyrant Legacy

Monsters Monster Manual (2014)

succeed on a DC 17 Dexterity saving throw or take 45 (10d8);{"diceNotation":"10d8","rollAction":"Disintegration Ray","rollType":"damage","rollDamageType":"force"} force damage. If this damage reduces the

take 55 (10d10);{"diceNotation":"10d10","rollAction":"Death Ray","rollType":"damage","rollDamageType":"necrotic"} necrotic damage. The target dies if the ray reduces it to 0 hit points. The death

Molydeus (Summoner Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target transforms into a manes (see the Monster Manual) if this reduces its hit

Summon Demon (1/Day). As an action, the molydeus has a 50 percent chance of summoning its choice of 1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Summon Demon"} babau;babaus, 1d4 chasme;chasmes

Adult White Dragon Legacy

Monsters Basic Rules (2014)

+ 6);{"diceNotation":"2d8+6","rollType":"damage","rollAction":"Tail","rollDamageType":"bludgeoning"} bludgeoning damage. Frightful Presence. Each creature of the dragon's choice that is within 120

floor around it a treacherous morass of broken ice and stone, hidden pits, and slippery slopes. As foes struggle to move toward it, the dragon flies from perch to perch and destroys them with its freezing

Hlam

Monsters Waterdeep: Dragon Heist

following additional effects: The target must succeed on a DC 18 Strength saving throw or drop one item it is holding (Hlam's choice). The target must succeed on a DC 18 Dexterity saving throw or be

","rollAction":"Deflect Missile"}. If the damage is reduced to 0, Hlam catches the missile if it's small enough to hold in one hand and he has a hand free. Slow Fall. Hlam reduces the bludgeoning damage he takes

Molydeus (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target transforms into a manes if this reduces its hit

Demon"} chance of summoning its choice of 1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Summon Demon"} babau;babaus, 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Summon Demon

Coral

Monsters Misplaced Monsters: Volume One

a successful save, the target takes half as much damage only. If this damage reduces the target to 0 hit points, the target dies, and its body is reduced to fine dust. Created by Kenzie C. Coral

can see within 10 feet of herself. The target gains the ability to understand and speak Common or Sylvan (Coral’s choice) for 10 minutes.

Eyedrake

Monsters Fizban's Treasury of Dragons

creatures and objects of the eyedrake’s choice in that area. Eye Rays. The eyedrake shoots three of the following magical eye rays at random;{"diceNotation":"1d6","rollType":"roll","rollAction":"Eye

"} necrotic damage on a failed save, or half as much damage on a successful one. The target dies if the ray reduces it to 0 hit points.When a beholder contends with a dragon for power and wealth, its

Molydeus

Monsters Mordenkainen Presents: Monsters of the Multiverse

maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target transforms into a manes (see the Monster Manual) if this reduces its hit

). As an action, the molydeus has a 50 percent chance of summoning its choice of 1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Summon Demon"} babau;babaus, 1d4 chasme;chasmes, or one marilith

Lantern Archon

Monsters Planescape: Adventures in the Multiverse

Aura of Menace. As long as the archon doesn’t have the incapacitated condition, each creature of the archon’s choice that starts its turn within 20 feet of the archon must make a DC 11

, and Slashing from Nonmagical AttacksShift Radiance. The archon reduces its Illumination to shed only dim light in a 5-foot radius, or it returns the light to full intensity.

Belashyrra

Monsters Eberron: Rising from the Last War

":"slashing"} slashing damage. Eye Ray. Belashyrra shoots one of the following magical eye rays of its choice, targeting one creature it can see within 120 feet of it: 1. Psyche-Reconstruction Ray

successful one. If this damage reduces a creature to 0 hit points, it dies and transforms into a spectator under Belashyrra’s control and acts immediately after Belashyrra in the initiative order

Mighty Fortress

Spells Xanathar's Guide to Everything

A fortress of stone erupts from a square area of ground of your choice that you can see within range. The area is 120 feet on each side, and it must not have any buildings or other structures on it

thickness. It is immune to poison and psychic damage. Reducing a section of stone to 0 hit points destroys it and might cause connected sections to buckle and collapse at the DM’s discretion. After

Duergar Mind Master

Monsters Mordenkainen Presents: Monsters of the Multiverse

make one weapon attack against another creature the duergar can see or to move up to 10 feet in a direction of the duergar’s choice. Creatures that can’t be charmed are immune to this

carrying. While reduced, the duergar is Tiny, reduces its weapon damage to 1, and makes attack rolls, ability checks, and saving throws with disadvantage if they use Strength. It gains a +5 bonus to all

Demilich (Variant) Legacy

Monsters Monster Manual (2014)

":"necrotic"} necrotic damage, and if this damage reduces the target to 0 hit points, its soul is trapped as if it failed the saving throw. A soul trapped in a gem for 24 hours is devoured and ceases to

curse on a success.The transformation into a demilich isn’t a bitter end for all liches that experience it. Made as a conscious choice, the path of the demilich becomes the next step in a dark

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

abide the book’s presence. Ordinary plants wither in its presence, animals are unwilling to approach it, and the book gradually destroys whatever it touches. Even stone cracks and turns to

, one ability score of your choice increases by 2, to a maximum of 24. Another ability score of your choice decreases by 2, to a minimum of 3. The book can’t adjust your ability scores again

Shadar-kai Soul Monger

Monsters Mordenkainen Presents: Monsters of the Multiverse

spells and other magical effects. Soul Thirst. When it reduces a creature to 0 hit points, the shadar-kai can gain temporary hit points equal to half the creature’s hit point maximum. While the

Plane, scouting out choice souls and tragedies that might please their deity. They are rumored to be able to coax worldly events along tragic paths for her amusement. The Raven Queen is famously

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