border become diffusing channel reduced

Mummy Lord

Monsters Monster Manual

within the mummy’s lair. The heart is a Tiny object that has AC 17, HP 10, and Immunity to all damage except Fire.Multiattack. The mummy makes one Rotting Fist or Channel Negative Energy attack, and

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

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.

Clockwork Sorcery

Classes Player’s Handbook

Channel Cosmic Forces of Order The cosmic force of order has suffused you with magic. That power arises from Mechanus or a realm like it—a plane of existence shaped entirely by clockwork

efficiency. You or someone from your lineage might have become entangled in the machinations of modrons, the orderly beings who inhabit Mechanus. Perhaps your ancestor even took part in the Great Modron

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

Monk

Classes Player’s Handbook

manifestation of defense and speed, this power infuses all that a Monk does. Monks focus their internal power to create extraordinary, even supernatural, effects. They channel uncanny speed and

strength into their attacks, with or without the use of weapons. In a Monk’s hands, even the most basic weapons can become sophisticated implements of combat mastery. Many Monks find that a

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

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.

Duergar Hammerer

Monsters Mordenkainen Presents: Monsters of the Multiverse

machine can psychically channel pain into power when attacked. These machines are deployed to assist with construction projects and war. Some duergar bravely volunteer to become hybrids, while other

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.

Duergar Screamer

Monsters Mordenkainen Presents: Monsters of the Multiverse

that can be fused with a duergar. Such a duergar-machine hybrid is fueled by the duergar’s psionic energy, and the duergar inside the machine can psychically channel pain into power when attacked

. These machines are deployed to assist with construction projects and war. Some duergar bravely volunteer to become hybrids, while other duergar are forced into the fusion by Underdark tyrants

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.

Transcendent Order Conduit

Monsters Planescape: Adventures in the Multiverse

reactions per round but only one per turn. Deflect Attack. In response to being hit by an attack roll, the conduit partially deflects the blow. The damage the conduit takes from the attack is reduced by 1d10

Transcendent Order train to act without thinking, eliminating thought behind action. Conduits react with the cadence of the multiverse. Their sharp reflexes border on precognition, allowing them to unconsciously act before their foes.

Rime Hulk

Monsters Bigby Presents: Glory of the Giants

save, the creature takes 22 (4d10);{"diceNotation":"4d10", "rollType":"damage", "rollAction":"Trail of Frost", "rollDamageType":"cold"} cold damage, and its speed is reduced by 10 feet until the start

who withdrew from the world and succumbed to their elemental nature. Most rime hulks dwell in the Frostfell, the “plane of ice” that forms the border between the Elemental Planes of Air and

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.

The Gardener

Monsters Quests from the Infinite Staircase

condition (escape DC 17). The vine vanishes when the target is no longer grappled, or when the Gardener wills it to (no action required). A creature reduced to 0 hit points by the vine has the

carrying, to an unoccupied space they can see within 15 feet. A creature reduced to 0 hit points by the psychic damage has the unconscious condition and is stable instead of dying. Spell Refuge. When

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

Leedara

Monsters Dragonlance: Shadow of the Dragon Queen

the Material Plane while she is in the Border Ethereal, and vice versa, yet she can’t affect or be affected by anything on the other plane. Horrifying Visage. Each non-undead creature within 60

transformation ends if Leedara is reduced to 0 hit points or uses an action to end it.Leedara died during the Cataclysm over three hundred years ago. Once an elven priest, Leedara witnessed her companion and

Phantom Warrior

Monsters Curse of Strahd

visible on the Material Plane while it is in the Border Ethereal, and vice versa, yet it can't affect or be affected by anything on the other plane.A phantom warrior is the spectral remnant of a willful

energy surrounds a phantom warrior's ghostly armor, shields, and weapons, which become as hard as steel yet don't impede the warrior's ability to move through walls and other solid objects. Undead

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

Verminaard

Monsters Monstrous Compendium Vol. 2: Dragonlance Creatures

banish evil forces from the lands of Krynn, Verminaard was tempted by Takhisis and her promises of glory. Corrupted by the Dragon Queen, Verminaard rose to become one of her champions, claiming

command of the fiercest among the Dragon Armies. Verminaard’s extreme devotion to Takhisis allows him to channel her unholy power on the battlefield, bolstering those under his command while raining

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

Chardalyn Berserker

Monsters Icewind Dale: Rime of the Frostmaiden

a roll of 1, the character must succeed on a DC 13 Charisma saving throw or become an evil NPC under the DM’s control, unless the character is evil already. This alignment change can be undone

to believe that its weapons are conduits through which it can speak to a demon lord or other dark power, as well as channel its rage. If the berserker’s madness is cured using magic that removes

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.

Agony the Ghost

Monsters Spelljammer: Adventures in Space

object. Crew of the Last Breath. The following rules apply to Agony the ghost: As long as the Last Breath has at least 1 hit point, the ghost can’t be permanently slain. If the ghost is reduced

Plane, or vice versa. It is visible on the Material Plane while it is in the Border Ethereal, and vice versa, yet it can't affect or be affected by anything on the other plane. Horrifying Visage

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

be stunned until the end of the mummy lord's next turn. Channel Negative Energy (Costs 2 Actions). The mummy lord magically unleashes negative energy. Creatures within 60 feet of the mummy lord

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

Rutterkin

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

influence of the Abyss. Victims afflicted with the disease experience tremendous pain as their bodies become disfigured, flesh twisting around the bones, until they transform to join the mass of

Yagnoloth Legacy

Monsters Mordenkainen’s Tome of Foes

target is a creature, it must succeed on a DC 16 Constitution saving throw or become stunned until the end of the yagnoloth's next turn. Life Leech. The yagnoloth touches one incapacitated creature

points equal to half the damage dealt. The target must succeed on a DC 16 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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