cancel revert gain to have reduces

Death Tyrant

Monsters Monster Manual

: Half damage. Failure or Success: If the target is a creature and this damage reduces it to 0 Hit Points, it disintegrates into dust. Death Ray. Dexterity Saving Throw: DC 17. Failure: 55 (10d10

);{"diceNotation":"10d10", "rollType":"damage", "rollAction":"Death Ray", "rollDamageType":"Necrotic"} Necrotic damage. Success: Half damage. Failure or Success: The target dies if the ray reduces it to 0

Beholder

Monsters Monster Manual

or Success: If the target is a creature and this damage reduces it to 0 Hit Points, it disintegrates into dust. 10: Death Ray. Dexterity Saving Throw: DC 16. Failure: 55 (10d10);{"diceNotation":"10d10

", "rollType":"damage", "rollAction":"Death Ray", "rollDamageType":"Necrotic"} Necrotic damage. Success: Half damage. Failure or Success: The target dies if the ray reduces it to 0 Hit

Ioun Stone

Magic Items Dungeon Master’s Guide

;Absorption (Very Rare). While this pale lavender ellipsoid orbits your head, you can take a Reaction to cancel a spell of level 4 or lower cast by a creature you can see. A canceled spell has no effect

Stone of Greater Absorption;Greater Absorption (Legendary). While this marbled lavender and green ellipsoid orbits your head, you can take a Reaction to cancel a spell of level 8 or lower cast by a

Blackrazor

Magic Items Dungeon Master’s Guide

Hidden in the dungeon of White Plume Mountain, Blackrazor shines like a piece of night sky filled with stars. Its black scabbard is decorated with pieces of cut obsidian. You gain a +3 bonus to

attack rolls and damage rolls made with this magic weapon. If you hit an Undead with this weapon, you take 1d10 Necrotic damage, and the target regains 1d10 Hit Points. If this Necrotic damage reduces you

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

which you are proficient appears on your person. The DM chooses the weapon. Knight. You gain the service of a Knight, who magically appears in an unoccupied space you choose within 30 feet of

Baleful Talon

Magic Items The Book of Many Things

You gain a +1 bonus to attack and damage rolls made with this hooked, obsidian dagger. When you hit a creature with this magic weapon and roll a 19 or 20 on the attack roll, the creature must make a

DC 15 Constitution saving throw as the dagger flares with sickly light. The creature takes 6d6 necrotic damage on a failed save, or half as much on a successful one. If this damage reduces the creature to 0 hit points, the creature disintegrates into dust.

Death's Head of Bhaal

Monsters Baldur’s Gate: Descent into Avernus

Aura of Murder. As long as the death's head is not incapacitated, hostile creatures within 5 feet of it gain vulnerability to piercing damage unless they have resistance or immunity to such damage

of its next turn.Unstoppable (3/Day). The death's head reduces the damage it takes from an attack to 0.Bhaal's cultists emulate their deity, carrying out gruesome murders to spread fear and horror

Yeenoghu

Monsters Mordenkainen Presents: Monsters of the Multiverse

most devoted followers gain the Gnashing Jaws action and the Rampage bonus action, while cult leaders gain the Aura of Bloodthirst trait. Gnashing Jaws. Melee Weapon Attack: bonus to hit equal to

this creature’s proficiency bonus plus its Strength modifier, reach 5 ft., one target. Hit: 1d4 + this creature’s Strength modifier piercing damage. Rampage. When this creature reduces a

Ingot of the Skold Rune

Magic Items Storm King's Thunder

you a +1 bonus to AC, and the first time after each of your long rests that damage reduces you to 0 hit points, you are instead reduced to 1 hit point. You must be wielding the shield to gain these

Drow Arachnomancer

Monsters Mordenkainen Presents: Monsters of the Multiverse

":"7d8", "rollType":"damage", "rollAction":"Bite", "rollDamageType":"poison"} poison damage on a failed save, or half as much damage on a successful one. If the poison damage reduces the target to 0 hit

. By offering up body and soul to Lolth, they gain tremendous power and a supernatural connection to the ancient spiders of the Demonweb Pits, channeling magic from that dread place.PoisonChange Shape

Zorak Lightdrinker

Monsters Waterdeep: Dungeon of the Mad Mage

, provided that it isn't in sunlight or running water. If he can't transform, he is destroyed. While he has 0 hit points in mist form, he can't revert to his vampire form, and he must reach his resting place

amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. A humanoid slain in this way and then buried in the ground rises

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

", "rollDamageType":"psychic"} psychic damage and suffers 1 level of exhaustion. On a successful save, it takes half as much damage and doesn’t gain a level of exhaustion.Wracked with despair over the

Keresta Delvingstone

Monsters Waterdeep: Dungeon of the Mad Mage

unconscious, provided that she isn't in sunlight or running water. If she can't transform, she is destroyed. While she has 0 hit points in mist form, she can't revert to her vampire form, and she must reach

points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. A humanoid slain in this way and then buried in

Teeth of Dahlver-Nar

Magic Items Tasha’s Cauldron of Everything

your own teeth falls out, and the drawn tooth takes its place, resizing to fit in your mouth. Once the tooth is implanted, you gain the effect noted in the Implanted Effect column. The tooth can

Dooms of the Malpheggi (emerald lizardfolk fang) 1 Lizard King/Queen;lizardfolk queen and 4 lizardfolk You gain reptilian scales, granting you a +2 bonus to your AC. Additionally, when you finish a

Strahd von Zarovich

Monsters Curse of Strahd

destroyed. While he has 0 hit points in mist form, he can’t revert to his vampire form, and he must reach his coffin within 2 hours or be destroyed. Once in his coffin, he reverts to his vampire

heart absorbs damage that reduces it to 0 hit points, it is destroyed, and Strahd takes any leftover damage. The Heart of Sorrow has 50 hit points and is restored to that number of hit points each dawn

Deck of Many More Things

Magic Items The Book of Many Things

the transformation early. When you revert to your normal form, you return to the same state you were in when you initially transformed. Book. You gain the ability to speak, read, and write 1d6 + 2

* 65 Warrior 66 Well 67–00 Roll again *Found in the Deck of Many Things as depicted in the Dungeon Master’s Guide Aberration. You gain telepathy within a range of 90

Belashyrra

Monsters Eberron: Rising from the Last War

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

Belashyrra must succeed on a DC 22 Constitution saving throw or take 19 (3d12);{"diceNotation":"3d12","rollType":"damage","rollAction":"Rend Reality","rollDamageType":"force"} force damage and gain

Adult Topaz Dragon

Monsters Fizban's Treasury of Dragons

", "rollType":"damage", "rollAction":"Essential Reduction", "rollDamageType":"necrotic"} necrotic damage. If this damage reduces the target to 0 hit points, it crumbles to dust.Decay and despair are bound up in

realize they enjoy hunting together. 5 A tempestuous marid continually floods the carefully dried-out lair of a topaz dragon. 6 A sahuagin baron attempts to gain the support of other sahuagin

Ash Zombie Legacy

Monsters Lost Mine of Phandelver

Undead Fortitude. If damage reduces the zombie to 0 hit points, it must make a Constitution saving throw with a DC of 5 + the damage taken, unless the damage is radiant or from a critical hit. On a

gain disadvantage on attack rolls, saving throws, and ability checks for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on it early with a

Ioun Stone Legacy

Magic Items Basic Rules (2014)

). While this pale lavender ellipsoid orbits your head, you can use your reaction to cancel a spell of 4th level or lower cast by a creature you can see and targeting only you. Once the stone has

cancel it. Ioun Stone of Agility;Agility (Very Rare). Your Dexterity score increases by 2, to a maximum of 20, while this deep red sphere orbits your head. Ioun Stone of Awareness;Awareness

Phoenix Flames

spells

damage and gain 1 Exhaustion level. On a successful save, a creature takes half as much damage only. If this damage reduces a creature to 0 Hit Points, it and everything nonmagical it is wearing and

Drow Arachnomancer Legacy

Monsters Mordenkainen’s Tome of Foes

Change Shape (Recharges after a Short or Long Rest). The drow can use a bonus action to magically polymorph into a giant spider, remaining in that form for up to 1 hour. It can revert to its true

much damage on a successful one. If the poison damage reduces the target to 0 hit points, the target is stable but poisoned for 1 hour, even after regaining hit points, and is paralyzed while poisoned

Amble

Monsters Locathah Rising

blocks the sphere. While within the sphere, Amble and their allies gain a +5 bonus to Dexterity (Stealth) and Wisdom (Perception) checks, and any light from open flames in the sphere isn’t

their new form. Amble reverts to their true form if they die or fall unconscious. Amble can revert to their true form using a bonus action on their turn. Amble's game statistics are replaced by the

Soul Monger Legacy

Monsters Mordenkainen’s Tome of Foes

reduces a creature to 0 hit points, the soul monger can gain temporary hit points equal to half the creature's hit point maximum. While the soul monger has temporary hit points from this ability, it has

Vampire Warrior Legacy

Monsters Monster Manual (2014)

falling unconscious, provided that it isn't in sunlight or running water. If it can't transform, it is destroyed. While it has 0 hit points in mist form, it can't revert to its vampire form, and it must

, and the vampire regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. A humanoid slain

Vampire Legacy

Monsters Basic Rules (2014)

can’t revert to its vampire form, and it must reach its resting place within 2 hours or be destroyed. Once in its resting place, it reverts to its vampire form. It is then paralyzed until it

dies if this effect reduces its hit point maximum to 0. A humanoid slain in this way and then buried in the ground rises the following night as a vampire spawn under the vampire’s control. Charm

Vampire Spellcaster Legacy

Monsters Monster Manual (2014)

falling unconscious, provided that it isn't in sunlight or running water. If it can't transform, it is destroyed. While it has 0 hit points in mist form, it can't revert to its vampire form, and it must

regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. A humanoid slain in this way and

Blackrazor Legacy

Magic Items Dungeon Master’s Guide (2014)

Hidden in the dungeon of White Plume Mountain, Blackrazor shines like a piece of night sky filled with stars. Its black scabbard is decorated with pieces of cut obsidian. You gain a +3 bonus to

reduces you to 0 hit points, Blackrazor devours your soul. Soul Hunter While you hold the weapon, you are aware of the presence of Tiny or larger creatures within 60 feet of you that aren’t

The White Worm

monsters

", "rollAction":"Devour Mind", "rollDamageType":"Psychic"} Psychic damage. If this damage reduces the target to 0 Hit Points, the target is Stable but loses all its memories permanently. Only a Wish

Long Rest in that area, it must succeed on a DC 15 Wisdom saving throw or gain no benefit from finishing the rest. If the White Worm dies or moves its lair elsewhere, these effects end immediately.

Advantage and Disadvantage

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

succeeding or failing at a task. Advantage is also a great way to reward a player who shows exceptional creativity in play. Characters often gain advantage or disadvantage through the use of special abilities

doesn’t already impose a penalty to the roll being made). An element of the plan or description of an action makes success less likely. Because advantage and disadvantage cancel each other out, there’s

Advantage and Disadvantage

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide

a task. Advantage is also a great way to reward a player who shows exceptional creativity in play. Characters often gain Advantage or Disadvantage through the use of special abilities, actions, spells

circumstances would give both Advantage and Disadvantage in the same situation, the Advantage and Disadvantage cancel out, regardless of how many circumstances would grant Advantage or Disadvantage. Advantage

Advantage and Disadvantage

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

succeeding or failing at a task. Advantage is also a great way to reward a player who shows exceptional creativity in play. Characters often gain advantage or disadvantage through the use of special abilities

doesn’t already impose a penalty to the roll being made). An element of the plan or description of an action makes success less likely. Because advantage and disadvantage cancel each other out, there’s

Way of the Drunken Master

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

disadvantage on the roll, you can spend 2 ki points to cancel the disadvantage for that roll. Intoxicated Frenzy At 17th level, you gain the ability to make an overwhelming number of attacks against a group

you choose this tradition at 3rd level, you gain proficiency in the Performance skill if you don’t already have it. Your martial arts technique mixes combat training with the precision of a dancer and

Ioun Stone

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

head. Absorption (Very Rare). While this pale lavender ellipsoid orbits your head, you can use your reaction to cancel a spell of 4th level or lower cast by a creature you can see and targeting only

has left, the stone can’t cancel it. Agility (Very Rare). Your Dexterity score increases by 2, to a maximum of 20, while this deep red sphere orbits your head. Awareness (Rare). You can’t be

Advantage and Disadvantage

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide

a task. Advantage is also a great way to reward a player who shows exceptional creativity in play. Characters often gain Advantage or Disadvantage through the use of special abilities, actions, spells

circumstances would give both Advantage and Disadvantage in the same situation, the Advantage and Disadvantage cancel out, regardless of how many circumstances would grant Advantage or Disadvantage. Advantage

D&D Beyond

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