barriers broken diffusing called reduces

Adult Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

magically raises broken, ancient ruins in a 20-foot-radius, 60-foot-high Cylinder centered on a point it can see within 120 feet. Ground in the Cylinder becomes Difficult Terrain. Each creature in the

uses its magic to walk disguised among people. A dragon might hire adventurers to undertake quests into the ruins of its lost homeland. Spirit Dragons Spirit dragons, sometimes called song dragons

Ancient Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

Spellcasting to cast Thunderwave (level 2 version). Unearth Ruins. The dragon magically raises broken, ancient ruins in a 20-foot-radius, 60-foot-high Cylinder centered on a point it can see within 120 feet

spirit dragon’s personality and outlook are often indistinguishable from that fallen realm’s. Spirit Dragons Spirit dragons, sometimes called song dragons, are powerful dragons whose

Doppelganger Legacy

Monsters Basic Rules (2014)

magically reads the surface thoughts of one creature within 60 feet of it. The effect can penetrate barriers, but 3 feet of wood or dirt, 2 feet of stone, 2 inches of metal, or a thin sheet of lead

blocks it. While the target is in range, the doppelganger can continue reading its thoughts, as long as the doppelganger's concentration isn't broken (as if concentrating on a spell). While reading the

Rod of Seven Parts

Magic Items Vecna: Eve of Ruin

annihilation. Desperate to save themselves and their allies, powerful elemental beings called the Wind Dukes of Aaqa rose against Miska. Committed to the concept of law, the Wind Dukes descended from a

people called the vaati, who once ruled many worlds. Seven Wind Dukes wove their power into an artifact called the Rod of Law. The dukes used the rod to imprison Miska on the plane of Pandemonium. As a

Blue Slaad Legacy

Monsters Monster Manual (2014)

damage. If the target is a humanoid, it must succeed on a DC 15 Constitution saving throw or be infected with a disease called chaos phage. While infected, the target can’t regain hit points, and

its hit point maximum is reduced by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Claw"} every 24 hours. If the disease reduces the target’s hit point maximum to 0, the target

Huge Gray Ooze

Monsters Waterdeep: Dungeon of the Mad Mage

concentration is broken (as if concentrating on a spell).Multiattack. The Huge Gray Ooze can make two attacks with its pseudopods. Pseudopod. Melee Weapon Attack: +7;{"diceNotation":"1d20+7","rollType":"to

":"acid"} acid damage while the ooze is enlarged. If the target is wearing nonmagical metal armor, its armor is partly corroded and takes a permanent and cumulative −1 penalty to the AC it offers. The armor is destroyed if the penalty reduces its AC to 10.Acid, Cold, Fire

Gloamwing

Monsters Guildmasters’ Guide to Ravnica

guardians that ride flying creatures called gloamwings. They are fearsome agents of House Dimir, protecting the territory and interests of that guild — particularly the neighborhood of Nightveil, from which

of House Dimir erases a person's identity, leaving a mind so broken it can no longer live. Thus, Nightveil specters have no memory of their previous lives, and they are just clever enough to follow

Faerie Borrower

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

: silent imageTricksy Parry. Immediately after taking damage, the faerie reduces the damage taken by 2 (1d4);{"diceNotation":"1d4", "rollType":"roll", "rollAction":"Tricksy Parry"}.Faerie borrowers

shards of broken glass. Faerie borrowers often adorn themselves with purloined trophies: stolen keys and needles filed into swords, and buttons and scraps of paper fashioned into clothing. Though

Frost Salamander

Monsters Mordenkainen Presents: Monsters of the Multiverse

damage on a successful one.Frost salamanders are natives of the Plane of Ice, also called the Frostfell, which rests between the Plane of Air and the Plane of Water. Frost salamanders especially like to

weapons and armor. Although frost salamanders can burrow their way through loose soil, they prefer to dig into ice. They roll around in piles of broken chunks of ice, allowing it to scratch their backs

Duergar Mind Master Legacy

Monsters Mordenkainen’s Tome of Foes

":"1d6","rollType":"recharge","rollAction":"Invisibility"}. The duergar magically turns invisible for up to 1 hour or until it attacks, it casts a spell, it uses its Reduce, or its concentration is broken

with anything it is wearing or carrying. While reduced, the duergar is Tiny, reduces its weapon damage to 1, and makes attacks, checks, and saving throws with disadvantage if they use Strength. It gains

Deathless Rider

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

advantage on Dexterity saving throws, and the rider can force an attack targeted at its mount to target the rider instead. Undead Fortitude. If damage reduces the rider to 0 hit points, it must make

Queen, who rules from a castle called Dynnistan. It isn’t known whether these legends are based on any true experience or are simply the result of imagination trying to account for a terrifying and

Encephalon Cluster

Monsters Phandelver and Below: The Shattered Obelisk

saving throw or have the prone condition. If this attack reduces the target to 0 hit points, the target immediately dies and is consumed by the cluster. Spawn Progeny (Recharges after a Short or Long Rest

what is known as an encephalon cluster—a ravenous, slimy, psionic, brain-shaped mass that spawns horrors called encephalon gemmule;encephalon gemmules.Psychic

Tomb Tapper

Monsters Icewind Dale: Rime of the Frostmaiden

feet of it and can use an action to pinpoint the location of any creature, object, or area in that range that bears magic. This sense penetrates barriers but is blocked by a thin sheet of lead. Tunneler

free to catch the weapon.The Netherese arcanists who created these creatures called them “thaluud,” which means “faceless.” Wrought from the fusion of magic and elemental earth, each of these sexless

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

, 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

, or its concentration is broken (as if concentrating on a spell). Any equipment the mummy lord wears or carries is invisible with it.The mummy lord can take 3 legendary actions, choosing from the

Blue Slaad (control gem variant) Legacy

Monsters Monster Manual (2014)

":"damage","rollAction":"Claw","rollDamageType":"slashing"} slashing damage. If the target is a humanoid, it must succeed on a DC 15 Constitution saving throw or be infected with a disease called chaos

reduces the target's hit point maximum to 0, the target instantly transforms into a red slaad or, if it has the ability to cast spells of 3rd level or higher, a green slaad. Only a wish spell can reverse

Nightveil Specter

Monsters Guildmasters’ Guide to Ravnica

memory of that hour. The creature regains the memory only if the specter dies within the next 24 hours.The Nightveil specters of Ravnica are hooded, undead guardians that ride flying creatures called

person’s identity, leaving a mind so broken it can no longer live. Thus, Nightveil specters have no memory of their previous lives, and they are just clever enough to follow their orders with

Daemogoth Titan

Monsters Strixhaven: A Curriculum of Chaos

creature it touches throughout the ritual. The creature becomes bound by the pact until it dies, the titan dies, or the pact is broken by a wish spell. The titan chooses one spell from the

creature dies if this effect reduces its hit point maximum to 0. The blessing can be removed only by a wish spell.Psychic

Death's Head of Bhaal

Monsters Baldur’s Gate: Descent into Avernus

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

power to blend into the shadows with ease, or even turn invisible for a crucial moment. Cult Ranks. Low-ranking cultists of Bhaal are called night blade;night blades, whom Bhaal blesses with

Mummy Lord Legacy

Monsters Basic Rules (2014)

, 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

, including ones behind barriers and around corners, can't regain hit points until the end of the mummy lord's next turn. Whirlwind of Sand (Costs 2 Actions). The mummy lord magically transforms into a

Miirym

Monsters Candlekeep Mysteries

the books and scrolls kept in her subterranean domain. The Sentinel Wyrm can be summoned by the Keeper of Tomes and called upon to defend Candlekeep from invaders who would plunder or destroy it. In her

role as Candlekeep’s defender, Miirym can move anywhere within the library fortress, passing through walls and other solid barriers. She can’t enter extradimensional spaces, since they

Diderius

Monsters Tyranny of Dragons

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

(Costs 2 Actions). Diderius magically unleashes negative energy. Creatures within 60 feet of him, including ones behind barriers and around corners, can’t regain hit points until the end of his next

Yeenoghu

Monsters Mordenkainen Presents: Monsters of the Multiverse

. The Gnoll Lord is covered in matted fur and leathery hide, and his face resembles a grinning predator’s skull. He wields a triple-headed flail called the Butcher, which he can summon into his hand

at will, although he is as likely to tear his prey apart with his teeth.Yeenoghu’s Lair Yeenoghu’s lair in the Abyss is called the Death Dells. Its barren hills and ravines serve as a

Gnome Ceremorph

Monsters Icewind Dale: Rime of the Frostmaiden

ceremorph. Hit: 55 (10d10);{"diceNotation":"10d10","rollType":"damage","rollAction":"Extract Brain","rollDamageType":"piercing"} piercing damage. If this damage reduces the target to 0 hit points, the

simply a facet of how their minds work. When the process is warped only slightly, the mind flayer remains gnome-sized and is called a gnome ceremorph. It retains its knowledge of the Gnomish language

Fungal Servant

Monsters Candlekeep Mysteries

curse reduces the target’s hit point maximum to 0, the target dies, and its body turns to spores. The curse lasts until removed by the remove curse spell or other magic. Dreadful Glare. 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

Bavlorna Blightstraw

Monsters The Wild Beyond the Witchlight

","rollType":"recharge","rollAction":"Create Lornlings"}. Bavlorna creates one or two 1-foot-tall duplicates of herself, called lornlings (use the Quickling stat block in appendix C). Each lornling appears

Endelyn, Bavlorna is called Slack-jawed Lorna because her wide mouth is prone to hang agape. Flies flit in and out of it. She is the hag of the present, the here and now, the moment to moment. Those

Valin Sarnaster

Monsters Candlekeep Mysteries

","rollType":"roll","rollAction":"Hit Point Reduction"} for every 24 hours that elapse. If the curse reduces the target’s hit point maximum to 0, the target dies, and its body turns to dust. The curse

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

Yeenoghu Legacy

Monsters Out of the Abyss

. When Yeenoghu reduces a creature to 0 hit points with a melee attack on his turn, Yeenoghu can take a bonus action to move up to half his speed and make a bite attack.Multiattack. Yeenoghu makes three

, decorated by the flayed skins of his foes. He wields a triple-headed flail called the Butcher, which he can summon into his hand at will, although he is as likely to tear his prey apart with his bare

Vampire Legacy

Monsters Basic Rules (2014)

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

;wolves instead. The called creatures arrive in 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Children of the Night"} rounds, acting as allies of the vampire and obeying its spoken commands

Vampire Spellcaster Legacy

Monsters Monster Manual (2014)

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

":"3d6","rollType":"roll","rollAction":"Children of the Night"} wolf;wolves instead. The called creatures arrive in 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Children of the Night"} rounds

Vampire Warrior Legacy

Monsters Monster Manual (2014)

, 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

;{"diceNotation":"3d6","rollType":"roll","rollAction":"Children of the Night"} wolf;wolves instead. The called creatures arrive in 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Children of

Duergar Mind Master

Monsters Mordenkainen Presents: Monsters of the Multiverse

attacks, it forces a creature to make a saving throw, or its concentration is broken (as if concentrating on a spell). Any equipment the duergar wears or carries is invisible with it. Mind Mastery

carrying. While reduced, the duergar is Tiny, reduces its weapon damage to 1, and makes attack rolls, ability checks, and saving throws with disadvantage if they use Strength. It gains a +5 bonus to all

Alhoon

Monsters Mordenkainen Presents: Monsters of the Multiverse

that path is long and fraught with barriers. Alhoons are mind flayers who have used a shortcut to attain a lichlike state. Elder brains forbid mind flayers from pursuing magic power aside from psionics

reality, a group of nine mind flayer arcanists used their arcane magic and psionics to weave a new truth. These nine called themselves the Alhoon, and those who follow in their footsteps are referred to by

Obzedat Ghost

Monsters Guildmasters’ Guide to Ravnica

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

traditionally called patriarchs, though they can be male or female. They are the oldest, wealthiest, and most influential oligarchs of the Orzhov Syndicate. They have been dead for centuries, but they refuse to

Auril (Third Form)

Monsters Icewind Dale: Rime of the Frostmaiden

until her concentration is broken (as if concentrating on a spell).Auril can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at

the effect on itself on a success.Third Form Auril’s third form, called Winter’s Womb or the Queen of Frozen Tears by her most ardent followers, is a 3-foot-diameter ice diamond containing

Lord Soth

Monsters Dragonlance: Shadow of the Dragon Queen

Constitution saving throw, taking 100 necrotic damage on a failed save, or half as much damage on a successful one. If this damage reduces the target to 0 hit points, the target dies.Soth can take 3

but then rose from the ashes as an Undead horror. In his cursed castle, Dargaard Keep, Soth long ignored the ruined world, but the Dragon Queen’s summons has called his evil forth once more

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