both before damaged change 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

Night Hag Legacy

Monsters Basic Rules (2014)

hit, reach 5 ft., one target. Hit: 13 (2d8 + 4);{"diceNotation":"2d8+4","rollType":"damage","rollAction":"Claws","rollDamageType":"slashing"} slashing damage. Change Shape. The hag magically

(1d10);{"diceNotation":"1d10","rollType":"roll","rollAction":"Nightmare Haunting"}. If this effect reduces the target's hit point maximum to 0, the target dies, and if the target was evil, its soul is

Night Hag (Coven Variant) Legacy

Monsters Monster Manual (2014)

(2d8 + 4);{"diceNotation":"2d8+4","rollType":"damage","rollAction":"Claws","rollDamageType":"slashing"} slashing damage. Change Shape. The hag magically polymorphs into a Small or Medium female

":"roll","rollAction":"Nightmare Haunting"}. If this effect reduces the target's hit point maximum to 0, the target dies, and if the target was evil, its soul is trapped in the hag's soul bag. The

Triton Master of Waves

Monsters Mythic Odysseys of Theros

attack hits and reduces the temporary hit points to 0, each creature within 5 feet of the triton takes 9 (2d8);{"diceNotation":"2d8","rollType":"damage","rollAction":"Frigid Shield","rollDamageType

":"cold"} cold damage.Triton masters of waves sculpt storms and change the tides, bending the sea to their will. Drawing forth living currents and the icy cold of the deep, these mages make the ocean their

Beholder Legacy

Monsters Monster Manual (2014)

or take 45 (10d8);{"diceNotation":"10d8","rollType":"damage","rollAction":"Disintegration Ray","rollDamageType":"force"} force damage. If this damage reduces the creature to 0 hit points, its body

":"10d10","rollType":"damage","rollAction":"Death Ray","rollDamageType":"necrotic"} necrotic damage. The target dies if the ray reduces it to 0 hit points. The beholder can take 3 legendary actions

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

Teeth of Dahlver-Nar

Magic Items Tasha’s Cauldron of Everything

reduced by 2d10. If this reduces your hit point maximum to 0, you die. 16 Daughters of Bel (green steel pit fiend fang) 1 pit fiend You can use the tooth to cast dominate monster (DC 18). Once you

rage, you must use your action to make an unarmed strike against a creature that damaged you, or a random creature you can see if you weren’t damaged by a creature, moving as close as you can to

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

", "rollType":"damage", "rollAction":"Tail", "rollDamageType":"bludgeoning"} bludgeoning damage. If the target is a creature, it must succeed on a DC 17 Strength saving throw or be knocked prone. Change Shape

of writing within 6 miles of the dragon’s lair become magically charged and can’t be damaged by nonmagical means. Restless Sleep. When a creature finishes a long rest within 6 miles of the

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

. Change Shape. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This transformation ends if the dragon is reduced to 0

of the dragon’s lair become magically charged and can’t be damaged by nonmagical means. Restless Sleep. When a creature finishes a long rest within 6 miles of the lair, the creature must

Menzoberranzan

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

Menzoberranzan If the City of Spiders is the site of the demon lords’ battle, it is damaged even more than it was by Demogorgon’s arrival. Word of the city’s misfortune spreads throughout the

blaming a lack of faith in the Demon Queen of Spiders, as well as the power of the wizards. Chaos and agitation for change embroil the city, forcing the already weakened ruling houses to put down

Super-Evil Supercomputer

Compendium - Sources->Dungeons & Dragons->Quests from the Infinite Staircase

every robot Aphelion deployed to finish her off. Unwilling to sacrifice its remaining automatons to the creature, the supercomputer has reached an impasse. Core Systems The crash severely damaged

also change these robots’ attitudes toward a creature of its choice to friendly, indifferent, or hostile. Aphelion doesn’t control androids aboard the ship, which act of their own volition. Michele Giorgi Aphelion’s gladsome visage appears on the screen of a computer terminal

Doric

Compendium - Sources->Dungeons & Dragons->Thieves’ Gallery

each: cure wounds, entangle, faerie fire, thunderwave Bonus Actions Change Shape (5/Day). Doric magically transforms into a Beast with a challenge rating of 3 or less or into an owlbear (see the

her current hit points, her hit point maximum, this bonus action, her alignment, and her Intelligence, Wisdom, and Charisma scores. Reactions Fiery Rebuke (3/Day). When Doric is damaged by a

Yuan-ti Mind Whisperer

Compendium - Sources->Dungeons & Dragons->Monsters of the Multiverse

. Magic Resistance. The yuan-ti has advantage on saving throws against spells and other magical effects. Sseth’s Blessing. When the yuan-ti reduces an enemy to 0 hit points, the yuan-ti gains 9

: detect thoughts, hypnotic pattern Bonus Actions Change Shape. The yuan-ti transforms into a Medium snake or back into its true form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn’t transformed. If it dies, it stays in its current form.

Clay Golem

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

endowed with purpose by priests of great faith. However, clay is a weak vessel for life force. If the golem is damaged, the elemental spirit bound into it can break free. Such a golem runs amok, smashing

the damage taken. The target dies if this attack reduces its hit point maximum to 0. The reduction lasts until removed by the greater restoration spell or other magic. Haste (Recharge 5–6). Until

Let This Be Their Battlefield

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

chapter 16 is a good potential site. If the vast fungal colony is already dead or badly damaged by its abuse at Zuggtmoy’s hands, it’s in no position to object. Otherwise, it opposes becoming a

Characters looking to double-cross Vizeran — or those with a sense of poetic justice — might hide the dark heart somewhere in the drow archmage’s tower or the surrounding cavern. This reduces the

Dragon's Flight Path

Compendium - Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden

Damage. The attack on Easthaven reduces the dragon’s hit points by 10. Target 4: Caer-Dineval The dragon lands between the castle and the rest of the town. It then moves through town, leveling one

building unharmed. The Eastside is only partially damaged and remains open for business after the dragon’s attack. The Blue Clam is destroyed, as are most of Termalaine’s docks and boats. Casualties

Adult Topaz Dragon

Compendium - Sources->Dungeons & Dragons->Fizban's Treasury of Dragons

Bonus Actions Change Shape. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This transformation ends if the dragon

dragon targets a creature or an object not being worn or carried that it can see within 60 feet of it. The target must succeed on a DC 17 Constitution saving throw or take 28 (8d6) necrotic damage. If this damage reduces the target to 0 hit points, it crumbles to dust.

Living Portent

Compendium - Sources->Dungeons & Dragons->The Book of Many Things

as the spellcasting ability: 2/day: Cure Wounds 1/day each: Divination, Greater Restoration Bonus Actions Change Shape. The living portent magically transforms into a Humanoid while retaining

Defiance. When the living portent is damaged by a creature that it can see within 120 feet of itself, radiant power sears the creature. The creature must make a DC 13 Constitution saving throw, taking 10 (3d6) radiant damage on a failed save, or half as much damage on a successful one. Katerina Ladon

Drow Arachnomancer

Compendium - Sources->Dungeons & Dragons->Monsters of the Multiverse

as 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

fire, fly, insect plague, invisibility Bonus Actions Change Shape (Recharges after a Short or Long Rest). The drow magically transforms into a Large spider, remaining in that form for up to 1 hour

Triton

Compendium - Sources->Dungeons & Dragons->Mythic Odysseys of Theros

hit, reach 5 ft., one target. Hit: 6 (1d6 + 3) piercing damage plus 10 (3d6) poison damage. If the damage reduces a creature to 0 hit points, that creature is stable but poisoned for 1 hour, even after

damage. Triton Master of Waves Triton masters of waves sculpt storms and change the tides, bending the sea to their will. Drawing forth living currents and the icy cold of the deep, these mages

Death Tyrant Lairs

Compendium - Sources->Dungeons & Dragons->Monster Manual

death tyrants change their servants into Undead horrors. The region containing a death tyrant’s lair is warped by its presence, creating the following effects: Negative Energy Suffusion. Whenever a

damage reduces it to 0 Hit Points, it disintegrates into dust. Death Ray. Dexterity Saving Throw: DC 17. Failure: 55 (10d10) Necrotic damage. Success: Half damage. Failure or Success: The target dies if

Vampire Spawn

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. PLAYER CHARACTERS AS VAMPIRES The game statistics of a player character transformed into a

vampire spawn and then a vampire don’t change, except that the character’s Strength, Dexterity, and Constitution scores become 18 if they aren’t higher. In addition, the character gains the vampire’s

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

) 2 Change. Consistency is stagnation. (Chaotic) 3 Mental Superiority. I hone my mental powers so I can confuse, control, or kill any who annoy me. (Evil) 4 Territoriality. Any creature

Ancient Topaz Dragon

Compendium - Sources->Dungeons & Dragons->Fizban's Treasury of Dragons

water, create or destroy water Bonus Actions Change Shape. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This

Reduction (Costs 3 Actions). The dragon targets a creature or an object not being worn or carried that it can see within 60 feet of it. The target must succeed on a DC 19 Constitution saving throw or take 40 (9d8) necrotic damage. If this damage reduces the target to 0 hit points, it crumbles to dust.

Ancient Topaz Dragon

Monsters Fizban's Treasury of Dragons

);{"diceNotation":"9d8", "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

lesser creatures. (Any) 2 Change. Consistency is stagnation. (Chaotic) 3 Mental Superiority. I hone my mental powers so I can confuse, control, or kill any who annoy me. (Evil) 4

Beholder

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

. Disintegration Ray. If the target is a creature, it must succeed on a DC 16 Dexterity saving throw or take 45 (10d8) force damage. If this damage reduces the creature to 0 hit points, its body becomes a

dies if the ray reduces it to 0 hit points. Legendary Actions The beholder can take 3 legendary actions, using the Eye Ray option below. It can take only one legendary action at a time and only at

Complex Traps

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

trap’s elements. Many of these traps have multiple elements, requiring a lot of work to shut down every part of the trap. Usually, a successful check reduces a trap element’s effectiveness even if it

damage the longer it is active, or a swinging blade might change which area of a chamber it attacks. The trap’s constant elements allow it to have effects when it isn’t the trap’s turn. At the end of each

Githzerai

Compendium - Sources->Dungeons & Dragons->Monsters of the Multiverse

. The githzerai teleports, along with any equipment it is wearing or carrying, to an unoccupied space it can see within 30 feet of it. Change Gravity (Costs 3 Actions). The githzerai casts the

spell (at 5th level), but the anarch can change the damage type from lightning to cold, fire, psychic, radiant, or thunder. If the spell deals damage other than fire or lightning, it doesn’t ignite

Pixie Kingdom

Compendium - Sources->Dungeons & Dragons->The Wild Beyond the Witchlight

, Jeremy sprinkles pixie dust (see appendix A) on them. Jeremy also presents each character with a potion that, when consumed within the boundary of the Pixie Kingdom, reduces the imbiber’s size to Tiny

2d4 less damage (this change can’t reduce the damage below 1). Exploring the Kingdom The Pixie Kingdom is a tranquil oasis compared to the rest of the bustling carnival. The air is filled with the aroma

Night Hag

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

target. Hit: 13 (2d8 + 4) slashing damage. Change Shape. The hag magically polymorphs into a Small or Medium female humanoid, or back into her true form. Her statistics are the same in each form. Any

, the target gains no benefit from its rest, and its hit point maximum is reduced by 5 (1d10). If this effect reduces the target’s hit point maximum to 0, the target dies, and if the target was evil, its

Duergar

Compendium - Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden

effect. Reduce (Recharges after a Short or Long Rest). For 1 minute, the duergar magically decreases in size, along with anything it is wearing or carrying. While reduced, the duergar is Tiny, reduces

concentrating on a spell). Any equipment Xardorok wears or carries is invisible with him. Reactions Hellish Rebuke (2/Day). When Xardorok is damaged by a creature within 60 feet of him that he can see

Drow Arachnomancer

Compendium - Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes

poison Senses blindsight 10 ft., darkvision 120 ft., passive Perception 17 Languages Elvish, Undercommon, can speak with spiders Challenge 13 (10,000 XP) Change Shape (Recharges after a Short

as 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

Random Encounters

Compendium - Sources->Dungeons & Dragons->The Book of Many Things

attacks), and makes Strength checks and Strength saving throws with advantage. If the minotaur lacks the room to become Large, the minotaur doesn’t change size. Bonus Actions Unerring Tracker

existence. The link ends if Brusipha has the incapacitated condition or uses this ability on a different target. Reactions Baphomet’s Blessing. When Brusipha reduces a hostile creature to 0 hit points, she gains 8 temporary hit points.

Eric

Compendium - Sources->Dungeons & Dragons->Uni and the Hunt for the Lost Horn

weapon drills and change one of these weapon choices. (You have selected Daggers, Heavy Crossbows, Longswords, and Spears, which have the following mastery properties.) Nick. When you make the extra

or out of the Emanation. A creature or object inside the Emanation can’t be damaged by attacks or effects originating from outside, nor can a creature inside the Emanation damage anything outside it. Once this property is used, it can’t be used again until the next dawn.

The Sea

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

potential to change the direction of a campaign. It isn’t, however, a particularly good way to kill off characters or end a campaign. If you and your campaign conspire to wreck a ship on which the

damage as normal. Any damage that fails to meet or exceed the damage threshold is considered superficial and doesn’t reduce the ship’s hit points. Ship Repair. Repairs to a damaged ship can be made

D&D Beyond

Search Results