before become diffusing covering regain

Robe of Useful Items

Magic Items Dungeon Master’s Guide

This robe has cloth patches of various shapes and colors covering it. While wearing the robe, you can take a Magic action to detach one of the patches, causing it to become the object or creature it

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

. You have Immunity to Poison damage and the Poisoned condition. Regeneration. If you start your turn with at least 1 Hit Point, you regain 1d10 Hit Points. Wish. You can cast Wish. Once used, this

Sammaster (Lich Form)

Monsters Forgotten Realms: Adventures in Faerûn

Legendary Resistance (3/Day). If Sammaster fails a saving throw, he can choose to succeed instead. Life Suppression. Creatures within 60 feet of Sammaster can’t regain Hit Points. Magic

. His Cult of the Dragon devotes itself to helping evil dragons become dracoliches to bring this evil new age to fruition. Sammaster was killed in battle, but had prepared contingencies for his demise

Sammaster (Dracolich Form)

Monsters Forgotten Realms: Adventures in Faerûn

Legendary Resistance (3/Day). If Sammaster fails a saving throw, he can choose to succeed instead. Life Suppression. Creatures within 60 feet of Sammaster can’t regain Hit Points. Magic

rule Faerûn. His Cult of the Dragon devotes itself to helping evil dragons become dracoliches to bring this evil new age to fruition. Sammaster was killed in battle, but had prepared contingencies

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

can’t spend Hit Point Dice at the end of the rest and doesn’t regain Hit Points, Hit Point Dice, or spell slots at the end of the rest. Tenacious Lore. Within 1 mile of the lair, flame

Pipes of Haunting Legacy

Magic Items Basic Rules (2014)

within 30 feet of you that hears you play must succeed on a DC 15 Wisdom saving throw or become frightened of you for 1 minute. If you wish, all creatures in the area that aren't hostile toward you

saving throw is immune to the effect of these pipes for 24 hours. The pipes regain 1d3 expended charges daily at dawn.

Robe of Useful Items Legacy

Magic Items Basic Rules (2014)

This robe has cloth patches of various shapes and colors covering it. While wearing the robe, you can use an action to detach one of the patches, causing it to become the object or creature it

Mummy Legacy

Monsters Basic Rules (2014)

cursed with mummy rot. The cursed target can't regain hit points, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24

Glare. The mummy targets one creature it can see within 60 feet of it. If the target can see the mummy, it must succeed on a DC 11 Wisdom saving throw against this magic or become frightened until the

Simulacrum Legacy

Spells Basic Rules (2014)

, moving and acting in accordance with your wishes and acting on your turn in combat. The simulacrum lacks the ability to learn or become more powerful, so it never increases its level or other

abilities, nor can it regain expended spell slots. If the simulacrum is damaged, you can repair it in an alchemical laboratory, using rare herbs and minerals worth 100 gp per hit point it regains. The

Adult Blue Dragon Legacy

Monsters Basic Rules (2014)

that is within 120 feet of the dragon and aware of it must succeed on a DC 17 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its

sinkhole can be spotted from a safe distance with a successful DC 20 Wisdom (Perception) check. Otherwise, the first creature to step on the thin crust covering the sinkhole must succeed on a DC 15 Dexterity

Pit Fiend Legacy

Monsters Basic Rules (2014)

succeed on a DC 21 Constitution saving throw or become poisoned. While poisoned in this way, the target can't regain hit points, and it takes 21 (6d6);{"diceNotation":"6d6","rollType":"damage

Skeletal Knight

Monsters Dragonlance: Shadow of the Dragon Queen

can’t regain hit points until the start of the skeletal knight’s next turn. Throwing Axe. Melee or Ranged Weapon Attack: +8;{"diceNotation":"1d20+8", "rollType":"to hit", "rollAction

damage.Skeletal knights are powerful Undead that arise to serve even more wicked beings—often death knight;death knights. Those who become skeletal knights were typically virtuous in life but betrayed

Cloaker Mutate

Monsters Phandelver and Below: The Shattered Obelisk

poisoned condition for 1 minute. While poisoned in this way, a creature can’t regain hit points. Tail. Melee Weapon Attack: +8;{"diceNotation":"1d20+8", "rollType":"to hit", "rollAction":"Tail"} to

metamorphosis as the powers of the Far Realm rewrite the fundamentals of the creature’s existence. Any creature can become a mutate and transform to exhibit physical characteristics associated

Tlacatecolo

Monsters Journeys through the Radiant Citadel

damage and become poisoned. While poisoned in this way, the creature can’t regain hit points. At the end of every hour, the creature must succeed on a DC 13 Constitution saving throw or gain 1

Mummy Lord Legacy

Monsters Basic Rules (2014)

","rollDamageType":"necrotic"} necrotic damage. If the target is a creature, it must succeed on a DC 16 Constitution saving throw or be cursed with mummy rot. The cursed target can't regain hit points

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

Ancient Blue Dragon Legacy

Monsters Basic Rules (2014)

that is within 120 feet of the dragon and aware of it must succeed on a DC 20 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its

sinkhole can be spotted from a safe distance with a successful DC 20 Wisdom (Perception) check. Otherwise, the first creature to step on the thin crust covering the sinkhole must succeed on a DC 15

Hutijin Legacy

Monsters Mordenkainen’s Tome of Foes

target must succeed on a DC 22 Constitution saving throw or become poisoned. While poisoned in this way, the target can't regain hit points, and it takes 10 (3d6);{"diceNotation":"3d6","rollType

DC 22). He can innately cast the following spells, requiring no material components: At will: alter self (can become Medium when changing his appearance), animate dead, detect magic, hold monster

Pit Fiend (Summoner Variant) Legacy

Monsters Monster Manual (2014)

succeed on a DC 21 Constitution saving throw or become poisoned. While poisoned in this way, the target can't regain hit points, and it takes 21 (6d6);{"diceNotation":"6d6","rollType":"damage

Death Saving Throws Legacy

Rules

successes and failures don't need to be consecutive; keep track of both until you collect three of a kind. The number of both is reset to zero when you regain any hit points or become stable.

roll is 10 or higher, you succeed. Otherwise, you fail. A success or failure has no effect by itself. On your third success, you become stable (see below). On your third failure, you die. The

Zariel Legacy

Monsters Mordenkainen’s Tome of Foes

spellcasting ability is Charisma (spell save DC 26). She can innately cast the following spells, requiring no material components: At will: alter self (can become Medium when changing her appearance

to the stronghold’s wall, the dying remains of those who failed to impress the archdevil. The stronghold, covering five square miles, is surrounded by walls reinforced with high turrets. Devils

Fazrian

Monsters Waterdeep: Dungeon of the Mad Mage

initiative count 20 on the next round. No creature within 120 feet of the planetar can regain hit points until the effect ends. Fazrian's eyes become smoldering black voids until initiative count 20

Doomwake Giant

Monsters Mythic Odysseys of Theros

","rollAction":"Aura of Erebos","rollDamageType":"necrotic"} necrotic damage and can’t regain hit points until the start of its next turn. On a successful saving throw, the creature is immune to the

typically roam to the edges of the world, where they either fade away over time or become legends that take on their own terrible life. A spectrum of giants claims territory across Theros, drawing

Neogi Hatchling Swarm

Monsters Spelljammer: Adventures in Space

versa, and the swarm can move through any opening large enough for a Tiny neogi hatchling. The swarm can’t regain hit points or gain temporary hit points.Swarm of Bites. Melee Weapon Attack: +3

has half of its hit points or fewer, and the target must succeed on a DC 12 Constitution saving throw or become poisoned for 1 minute. A target can repeat the saving throw at the end of each of its

Barrowghast

Monsters Bigby Presents: Glory of the Giants

poisoned this way, the creature can’t regain hit points. On a successful save, the creature is immune to the Stench of all barrowghasts for 24 hours.Multiattack. The barrowghast makes two Slam

on a failed save, or half as much damage on a successful one.A hill giant who dies with an empty stomach, full of rage and regret, might become suffused with energy from the Negative Plane and rise as

Swarm of Cranium Rats

Monsters Mordenkainen Presents: Monsters of the Multiverse

Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny rat. The swarm can’t regain hit points or gain

constituents. The rats become smarter as a result, and retain their heightened intelligence for as long as the swarm persists. The swarm also awakens latent psionic abilities implanted within each cranium

Diderius

Monsters Tyranny of Dragons

"} necrotic damage. If the target is a creature, it must succeed on a DC 16 Constitution saving throw or be cursed with mummy rot. The cursed target can’t regain hit points, and its hit point maximum

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

Centaur Mummy

Monsters Tales from the Yawning Portal

cursed target can't regain hit points, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Hooves"} for every 24 hours that elapse. If the curse reduces

creature it can see within 60 feet of it. If the target can see the mummy, the target must succeed on a DC 12 Wisdom saving throw against this magic or become frightened until the end of the mummy's

Swarm of Maggots

Monsters Van Richten’s Guide to Ravenloft

Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny maggot. The swarm can’t regain hit points or gain

respond to sinister forces at work in a land. As nefarious powers grip an area, populations of maggots, scarabs, and similar scavenging insects explode and become aggressive predators. Roll on the Swarm

Swarm of Scarabs

Monsters Van Richten’s Guide to Ravenloft

Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny scarab. The swarm can’t regain hit points or gain

nefarious powers grip an area, populations of maggots, scarabs, and similar scavenging insects explode and become aggressive predators. Roll on the Swarm Behavior table to see how such swarms might

Valin Sarnaster

Monsters Candlekeep Mysteries

succeed on a DC 16 Constitution saving throw or be cursed with mummy rot. The cursed target can’t regain hit points, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6

Wisdom saving throw against this magic or become frightened until the end of Valin’s next turn. If the target fails the saving throw by 5 or more, it is also paralyzed for the same duration. A target

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

","rollDamageType":"necrotic"} necrotic damage. If the target is a creature, it must succeed on a DC 16 Constitution saving throw or be cursed with mummy rot. The cursed target can't regain hit points

feet 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

Ringlerun

Monsters The Wild Beyond the Witchlight

Special Equipment. Ringlerun wields a staff of power. It has 20 charges when fully charged and regains 2d8 + 4;{"diceNotation":"2d8+4","rollType":"roll","rollAction":"Regain charges"} expended

rolls but loses its other properties; on a 20, it regains 1d8 + 2;{"diceNotation":"1d8+2","rollType":"roll","rollAction":"Regain Charges"} charges.Multiattack. Ringlerun makes three Staff of Power or

Hutijin

Monsters Mordenkainen Presents: Monsters of the Multiverse

target. Hit: 15 (2d6 + 8);{"diceNotation":"2d6+8","rollType":"damage","rollAction":"Bite","rollDamageType":"fire"} fire damage. The target must succeed on a DC 22 Constitution saving throw or become

poisoned. While poisoned in this way, the target can’t regain hit points, and it takes 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Bite","rollDamageType":"poison"} poison damage

Zariel

Monsters Mordenkainen Presents: Monsters of the Multiverse

the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 26): At will: alter self (can become Medium when changing her appearance), detect

’s wall—the dying remains of those who failed to impress the archdevil. The stronghold, covering five square miles, is surrounded by walls reinforced with high turrets. Devils of all kinds

Quavilithku Spyder-Fiend

Monsters Vecna: Eve of Ruin

condition for 1 minute. While poisoned in this way, a creature can’t regain hit points. A poisoned creature can repeat the saving throw at the end of each of its turns, ending the effect on

position. Spyder-fiends loyally serve their general, Miska the Wolf-Spider. While they were rarely seen during Miska’s imprisonment in Pandemonium, they have become increasingly active as Miska

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