become barriers diffusing currently 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.

Rod of Absorption

Magic Items Dungeon Master’s Guide

by a spell that the rod can’t store, the rod has no effect on that spell. When you become attuned to the rod, you know how many levels of energy the rod has absorbed over the course of its

existence and how many levels of spell energy it currently has stored. If you are a spellcaster holding the rod, you can convert energy stored in it into spell slots to cast spells you have prepared or

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

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

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

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.

Psi Warrior Legacy

Classes Tasha’s Cauldron of Everything

Awake to the psionic power within, a Psi Warrior is a fighter who augments their physical might with psi-infused weapon strikes, telekinetic lashes, and barriers of mental force. Many githyanki train

to become such warriors, as do some of the most disciplined high elves. In the world of Eberron, many young kalashtar dream of becoming Psi Warriors. As a Psi Warrior, you might have honed your

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.

Intellect Devourer Legacy

Monsters Monster Manual (2014)

Detect Sentience. The intellect devourer can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless

","rollAction":"Devour Intellect"}: If the total equals or exceeds the target’s Intelligence score, that score is reduced to 0. The target is stunned until it regains at least one point of

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.

Lorehold Professor of Order

Monsters Strixhaven: A Curriculum of Chaos

creature, it must succeed on a DC 15 Strength saving throw or be pushed up to 10 feet directly away from the professor and become restrained until the start of professor’s next turn. Force Barrier

structures and find the safest paths as they search. When confronted, they confound their foes by channeling the stasis of perfect order, creating resilient barriers of force and quashing hostile

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

Relentless Impaler

Monsters Vecna: Eve of Ruin

(Costs 2 Actions). Each creature whose speed is currently reduced by the impaler’s Spike attack takes 18 (4d8);{"diceNotation":"4d8", "rollType":"damage", "rollAction":"Deepen Wounds

Bloodheart Stake. The impaler is magically bound to the ceremonial stake and the sacrificed corpse the ritual caster used to create it. If the impaler is reduced to 0 hit points, it disappears, then

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

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.

Reduced-threat Aboleth

Monsters Tales from the Yawning Portal

can see the creature. Reduced Threat. This creature has -2 penalty on all ability checks and saving throws.Multiattack. The aboleth makes three tentacle attacks. Tentacle. Melee Weapon Attack: +7

","rollDamageType":"bludgeoning"} bludgeoning damage. If the target is a creature, it must succeed on a DC 12 Constitution saving throw or become diseased. The disease has no effect for 1 minute and can be removed

Kalaraq Quori

Monsters Eberron: Rising from the Last War

","rollType":"damage","rollAction":"Soul Binding","rollDamageType":"necrotic"} necrotic damage. A creature reduced to 0 hit points from this attack dies and has its soul imprisoned in one of the quori's

after the possession ends.Quori Dal Quor is the plane of dreams and is currently dominated by a dark power known as il-Lashtavar, or the Dreaming Dark. Il-Lashtavar is served by a host of aberrations

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

Instant Death Legacy

Rules

, a cleric with a maximum of 12 hit points currently has 6 hit points. If she takes 18 damage from an attack, she is reduced to 0 hit points, but 12 damage remains. Because the remaining damage equals her hit point maximum, the cleric dies.

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

Soulknife Legacy

Classes Tasha’s Cauldron of Everything

, cutting through barriers both physical and psychic. These rogues discover psionic power within themselves and channel it to do their roguish work. They find easy employment as members of thieves&rsquo

gith, a githzerai is encouraged to become a Soulknife when stealth is required against the githyanki foe. As a Soulknife, your psionic abilities might have haunted you since you were a child, only

Tomb Tapper

Monsters Icewind Dale: Rime of the Frostmaiden

Petrified Death. A tomb tapper reduced to 0 hit points turns into a lifeless stone statue. Anything it's wearing or carrying is not transformed. Sense Magic. The tomb tapper senses magic within 30

feet of it and can use an action to pinpoint the location of any creature, object, or area in that range that bears magic. This sense penetrates barriers but is blocked by a thin sheet of lead. Tunneler

Mummy Lord Legacy

Monsters Basic Rules (2014)

of it. If the target can see the mummy lord, it must succeed on a DC 16 Wisdom saving throw against this magic or become frightened until the end of the mummy's next turn. If the target fails the

, including ones behind barriers and around corners, can't regain hit points until the end of the mummy lord's next turn. Whirlwind of Sand (Costs 2 Actions). The mummy lord magically transforms into a

Diderius

Monsters Tyranny of Dragons

can see Diderius, it must succeed on a DC 16 Wisdom saving throw against this magic or become frightened until the end of Diderius’s next turn. If the target fails the saving throw by 5 or more

(Costs 2 Actions). Diderius magically unleashes negative energy. Creatures within 60 feet of him, including ones behind barriers and around corners, can’t regain hit points until the end of his next

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.

Aboleth Legacy

Monsters Basic Rules (2014)

succeed on a DC 14 Constitution saving throw or become diseased. The disease has no effect for 1 minute and can be removed by any magic that cures disease. After 1 minute, the diseased creature’s

an illusory image of itself within 1 mile of the lair. The copy can appear at any location the aboleth has seen before or in any location a creature charmed by the aboleth can currently see. Once

Bulezau

Monsters Mordenkainen Presents: Monsters of the Multiverse

is a creature, it must succeed on a DC 13 Constitution saving throw against disease or become poisoned until the disease ends. While poisoned in this way, the target sports festering boils, coughs up

maximum is reduced by 4 (1d8);{"diceNotation":"1d8", "rollType":"roll", "rollAction":"Barbed Tail"} until the disease ends on the target. The target dies if its hit point maximum is reduced to 0.Diseased

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

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