both before decreases cause regain

Blue Slaad

Monsters Monster Manual

. Failure: The target is cursed. The cursed target can’t regain Hit Points, and its Hit Point maximum decreases by 10 (3d6);{"diceNotation":"3d6", "rollType":"roll", "rollAction":"Mutating Claw"} after

Mummy

Monsters Monster Manual

":"damage", "rollAction":"Rotting Fist", "rollDamageType":"Necrotic"} Necrotic damage. If the target is a creature, it is cursed. While cursed, the target can’t regain Hit Points, its Hit Point

maximum doesn’t return to normal when finishing a Long Rest, and its Hit Point maximum decreases by 10 (3d6);{"diceNotation":"3d6", "rollType":"roll", "rollAction":"Rotting Fist"} every 24 hours

Mummy Lord

Monsters Monster Manual

":"Necrotic"} Necrotic damage. If the target is a creature, it is cursed. While cursed, the target can’t regain Hit Points, it gains no benefit from finishing a Long Rest, and its Hit Point

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

Daern's Instant Fortress

Magic Items Dungeon Master’s Guide

As a Magic action, you can place this 1-inch adamantine statuette on the ground and, using a command word, cause it to grow rapidly into a square adamantine tower. Repeating the command word causes

Resistance to all other damage. Shrinking the tower back down to statuette form doesn’t repair damage to the tower. Only a Wish spell can repair the tower (this use of the spell counts as replicating a spell of level 8 or lower). Each casting of Wish causes the tower to regain all its Hit Points.

Wish

Spells Player’s Handbook

space that you can see on the ground. Instant Health. You allow yourself and up to twenty creatures that you can see to regain all Hit Points, and you end all effects on them listed in the Greater

for 2d4 days. For each of those days that you spend resting and doing nothing more than light activity, your remaining recovery time decreases by 2 days. Finally, there is a 33 percent chance that you are unable to cast Wish ever again if you suffer this stress.

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

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

Aura of Vitality Legacy

Spells Player’s Handbook (2014)

Healing energy radiates from you in an aura with a 30-foot radius. Until the spell ends, the aura moves with you, centered on you. You can use a bonus action to cause one creature in the aura (including you) to regain 2d6 hit points.

Diseased Giant Rat Legacy

Monsters Basic Rules (2014)

contract a disease. Until the disease is cured, the target can't regain hit points except by magical means, and the target's hit point maximum decreases by 3 (1d6);{"diceNotation":"1d6","rollType

Guthash

Monsters Tales from the Yawning Portal

contract a disease. Until the disease is cured, the target can't regain hit points except by magical means, and the target's hit point maximum decreases by 3 (1d6);{"diceNotation":"1d6","rollType

Swarm of Rats (Diseased Variant)

Monsters Tales from the Yawning Portal

saving throw or contract a disease. Until the disease is cured, the target can't regain hit points except by magical means, and the target's hit point maximum decreases by 3 (1d6);{"diceNotation":"1d6

large enough for a Tiny rat. The swarm can't regain hit points or gain temporary hit points.Bite. Melee Weapon Attack: +2;{"diceNotation":"1d20+2","rollType":"to hit","rollAction":"Bite"} to hit, reach

Dust of the Mummy (Inhaled)

Equipment

saving throw or be cursed with mummy rot. The cursed creature can’t regain hit points, and its hit point maximum decreases by 10 (3d6) for every 24 hours that elapse. If the curse reduces the

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

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

decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target’s hit point maximum to 0, the target

Enlarge/Reduce Legacy

Spells Basic Rules (2014)

You cause a creature or an object you can see within range to grow larger or smaller for the duration. Choose either a creature or an object that is neither worn nor carried. If the target is

damage. Reduce. The target's size is halved in all dimensions, and its weight is reduced to one-eighth of normal. This reduction decreases its size by one category--from Medium to Small, for example

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

, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target's hit point maximum

Dragonborn of Bahamut

Monsters Fizban's Treasury of Dragons

, plus 13 (3d8);{"diceNotation":"3d8", "rollType":"damage", "rollAction":"Longsword", "rollDamageType":"radiant"} radiant damage. The dragonborn can cause the sword to flare with bright light, and the

one. When the dragonborn uses this action, it can choose up to three creatures in the cone. These creatures take no damage from the radiance and instead regain 22 (4d10);{"diceNotation":"4d10

Firegaunt

Monsters Bigby Presents: Glory of the Giants

":"bludgeoning"} bludgeoning damage. The firegaunt can cause the maul to erupt with crimson flames, and the target must succeed on a DC 18 Dexterity saving throw or take 10 (3d6);{"diceNotation":"3d6

creature or another creature that can reach it takes an action to extinguish the fire, the burning creature can’t regain hit points and takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage

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

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

blinded until it finishes a long rest. 3–4. The creature’s hit point maximum decreases by 5 (2d4);{"diceNotation":"2d4","rollType":"roll","rollAction":"Infestation"}, and the reduction

Crystal Blade

Magic Items Fizban's Treasury of Dragons

3 charges and regains 1d3 expended charges daily at dawn. When you hit a creature with an attack roll using the sword, you can expend 1 charge to regain a number of hit points equal to the extra

radiant damage the sword dealt. While you’re holding the sword, you can use a bonus action to cause it to shed bright light in a 30-foot radius and dim light for an additional 30 feet, to cause it to shed dim light in a 10-foot radius, or to douse the light.

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

energy. Creatures within 60 feet of Valin, including ones behind barriers and around corners, can’t regain hit points until the end of Valin’s next turn. Whirlwind of Sand (Costs 2 Actions

Devotee's Censer

Magic Items Tasha’s Cauldron of Everything

target takes an extra 1d8 radiant damage. As a bonus action, you can speak the command word to cause the flail to emanate a thin cloud of incense out to 10 feet for 1 minute. At the start of each of your

turns, you and any other creatures in the incense each regain 1d4 hit points. This property can’t be used again until the next dawn.

Nafik

Monsters Quests from the Infinite Staircase

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", "rollType":"roll", "rollAction":"Rotting Fist

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

, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target's hit point maximum

Swarm of Gremishkas

Monsters Van Richten’s Guide to Ravenloft

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

cast near a gremishka might rebound onto those nearby or cause the monster to explode, its scaly chunks rapidly reforming into duplicate gremishkas. These spontaneously created swarms can rapidly turn

Fungal Servant

Monsters Candlekeep Mysteries

target can’t regain hit points, and its hit point maximum decreases by 10 3d6;{"diceNotation":"3d6","rollType":"roll","rollAction":"Hit Point Reduction"} for every 24 hours that elapse. If the

2 Actions). The fungal servant magically unleashes negative energy. Creatures within 60 feet of the fungal servant, including ones behind barriers and around corners, can’t regain hit points

Squire of Solamnia

Feats Dragonlance: Shadow of the Dragon Queen

weapon attack roll against a creature, you can cause the attack roll to have advantage. If the attack hits, you roll a d8 and add the number rolled as a bonus to the attack’s damage roll. You can

use this benefit a number of times equal to your proficiency bonus, but a use is expended only if the attack hits. You regain all expended uses when you finish a long rest.

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

Y'demi

Monsters Strixhaven: A Curriculum of Chaos

the target is a creature, it can’t regain hit points until the start of the Y’demi’s next turn. Blood Boil (Recharge 4–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction

students and embittered faculty they might turn to their cause. The Oriq take pains to hide their true allegiance and wear masks to hide their identities. These masks have magical properties that

Wish Legacy

Spells Basic Rules (2014)

space you can see on the ground. You allow up to twenty creatures that you can see to regain all hit points, and you end all effects on them described in the greater restoration spell. You grant up

to 3, if it isn't 3 or lower already, for 2d4 days. For each of those days that you spend resting and doing nothing more than light activity, your remaining recovery time decreases by 2 days. Finally, there is a 33 percent chance that you are unable to cast wish ever again if you suffer this stress.

Living Ship

Equipment

. When the treant finishes a long rest, it repairs the ship’s hull, enabling the ship to regain 4d12 hit points, and refreshes the ship’s air envelope (turning deadly air into foul air, or foul

air into fresh air). A living ship can float on water and sail across it, but it can’t land safely on the ground (its keel would cause it to roll on its side). Its standard weaponry is an aft-mounted ballista.

Oriq Blood Mage

Monsters Strixhaven: A Curriculum of Chaos

damage. If the target is a creature, it can’t regain hit points until the start of the blood mage’s next turn. Blood Boil (Recharge 4–6);{"diceNotation":"1d6", "rollType":"recharge

students and embittered faculty they might turn to their cause. The Oriq take pains to hide their true allegiance and wear masks to hide their identities. These masks have magical properties that function only for their intended wearers.Necrotic

Demilich Legacy

Monsters Monster Manual (2014)

","rollAction":"Take Lair Action"}. On a result of 11 or higher, the demilich takes a lair action to cause one of the following effects. It can’t use the same effect two rounds in a row. The tomb

target can regain hit points until initiative count 20 on the next round. Lair Traits A demilich’s tomb might have any or all of the following effects in place: The first time a non-evil

Aboleth Legacy

Monsters Basic Rules (2014)

skin becomes translucent and slimy, the creature can’t regain hit points unless it is underwater, and the disease can be removed only by heal or another disease-curing spell of 6th level or higher

. On initiative count 20 (losing initiative ties), the aboleth takes a lair action to cause one of the following effects: The aboleth casts phantasmal force (no components required) on any number

Ythryn Mythallar

Magic Items Icewind Dale: Rime of the Frostmaiden

mythallar and all structures held aloft by it hover in place when not in motion. As an action, you can cause one magic item you are holding within 30 feet of the Ythryn mythallar to immediately regain

of existence as the Ythryn mythallar, you can use an action to cause it to fly in any direction you choose at a speed of 30 feet. All matter within 500 feet of the device moves with it. The Ythryn

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