beasts becoming diffusing contained reduced

Mirror of Life Trapping

Magic Items Dungeon Master’s Guide

damage, and Vulnerability to Bludgeoning damage. It shatters and is destroyed when reduced to 0 Hit Points. If the mirror is hanging on a vertical surface and you are within 5 feet of it, you can take a

or call out a particular cell by number. The creature named or contained in the named cell appears as an image on the mirror’s surface. You and the creature can then communicate. In a similar

Eye and Hand of Vecna

Magic Items Dungeon Master’s Guide

Vecna the Archlich;Vecna was a mighty wizard who, through magic and conquest, forged a terrible empire. For all his power, however, Vecna feared death and took steps to prevent his demise by becoming

damage on a failed save or half as much damage on a successful one. A creature reduced to 0 Hit Points by this damage is transformed into green slime (see chapter 3) that covers the ground in its

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

containing an infernalist’s lair is warped by its presence, creating the following effects, all of which happen at the vampire’s discretion: Diabolic Beasts. Animals in the vampire’s domain

Baba Lysaga's Creeping Hut

Monsters Curse of Strahd

, drink, or sleep. The magic that animates an object is dispelled when the construct drops to 0 hit points. An animated object reduced to 0 hit points becomes inanimate and is too damaged to be of much use

contained in a cavity in the stump, beneath the rotted floorboards of the hut. The floorboards can be ripped up with a successful DC 14 Strength check or smashed by dealing 10 damage to them. Once the

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. Gaze. Demogorgon turns his

disadvantage, and all Charisma (Deception) and Charisma (Intimidation) checks have advantage. Frenzied Animals. Beasts within 1 mile of the lair become frenzied and violent—even creatures that are

Kalain

Monsters Waterdeep: Dragon Heist

paintings and causes its subject to spring forth, becoming a creature of that kind provided its CR is 3 or lower. The creature appears in an unoccupied space within 5 feet of the painting, which becomes

blank. The creature is friendly toward Kalain and hostile toward all others. It rolls initiative to determine when it acts. It disappears after 1 minute, when it is reduced to 0 hit points, or when Kalain

Deadbark Dryad

Monsters Vecna: Eve of Ruin

spells and other magical effects. Speak with Beasts and Plants. The dryad can communicate with Beasts and Plants as if they shared a language.Multiattack. The dryad makes two Poisonous Thorn attacks and

condition. All vines immediately wither and disappear when the dryad is reduced to 0 hit points. Spellcasting. The dryad casts one of the following spells, requiring no material components and using

Mirror of Life Trapping Legacy

Magic Items Basic Rules (2014)

. It shatters and is destroyed when reduced to 0 hit points. If the mirror is hanging on a vertical surface and you are within 5 feet of it, you can use an action to speak its command word and activate

unoccupied spaces near it. While within 5 feet of the mirror, you can use an action to speak the name of one creature trapped in it or call out a particular cell by number. The creature named or contained in

Fire Hellion

Monsters Bigby Presents: Glory of the Giants

Magic Resistance. The hellion has advantage on saving throws against spells and other magical effects. Soul Taker. A Giant or a Humanoid that is reduced to 0 hit points by the hellion dies, and its

, hoping to learn tactics the devils have fine-tuned over millennia and to acquire magical gifts to help the giant rise in the ordning. Over time, the giant is corrupted, becoming a Fiend in its own right

Demilich (Variant) Legacy

Monsters Monster Manual (2014)

Actions). Each creature within 30 feet of the demilich must make a DC 16 Constitution saving throw. On a failed save, the creature’s hit point maximum is magically reduced by 10 (3d6);{"diceNotation

":"3d6","rollType":"roll","rollAction":"Energy Drain"}. If a creature’s hit point maximum is reduced to 0 by this effect, the creature dies. A creature’s hit point maximum can be restored

Demogorgon Legacy

Monsters Out of the Abyss

"} bludgeoning damage. If the target is a creature, it must succeed on a DC 23 Constitution saving throw or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts

until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. Gaze. Demogorgon turns his magical gaze toward one creature that he can see within 120 feet of him. That

Otyugh Mutate

Monsters Phandelver and Below: The Shattered Obelisk

":"roll", "rollAction":"Bite"} on a failure. On a successful save, the target is no longer poisoned. The target dies if its hit point maximum is reduced to 0. This reduction to the target’s hit

in this section are found in the preceding adventure, although other mutates exist. Some creatures are more prone to becoming Far Realm mutates, such as the cloaker mutate;cloaker and otyugh

Orcus

Monsters Mordenkainen Presents: Monsters of the Multiverse

of the following effects: Charnel Realm. The air is filled with the stench of rotting flesh, and buzzing flies grow thick within the region. Undead Beasts. Dead Beasts periodically animate as

(Recharges after a Short or Long Rest). If this creature is reduced to 0 hit points, it immediately makes a DC 10 Constitution saving throw. If it succeeds, it is instead reduced to 1 hit point. Aura

Fractine

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

. A fractine can also imprison a creature inside a demiplane contained within its two-dimensional form, the prisoner’s distorted reflection visible in the fractine’s glassy surface

, and the fractine can’t be harmed from within the demiplane. The fractine can imprison only one creature at a time and can release that creature as a bonus action. If the fractine is reduced

Baba Lysaga

Monsters Curse of Strahd

imparted to Lysaga the secret of longevity, which requires her to bathe in the blood of beasts on nights of the new moon. Failure to do so causes Lysaga to age rapidly, becoming mere dust and bones in a

Living Ship

Equipment

envelope becoming fouled during a long voyage. This ship’s main distinctive feature is the fully grown treant on the aft deck. The treant has a speed of 0 because its roots are woven into the

deck; it and the ship are inseparable. If the ship is reduced to 0 hit points, the treant dies of shock. The ship can function if its treant dies, but the treant can never be replaced with another

Vampire Warrior Legacy

Monsters Monster Manual (2014)

);{"diceNotation":"3d6","rollType":"damage","rollAction":"Bite","rollDamageType":"necrotic"} necrotic damage. The target's hit point maximum is reduced by an amount equal to the necrotic damage taken

the Night"} rounds, acting as allies of the vampire and obeying its spoken commands. The beasts remain for 1 hour, until the vampire dies, or until the vampire dismisses them as a bonus action.The

Vampire Legacy

Monsters Basic Rules (2014)

point maximum is reduced by an amount equal to the necrotic damage taken, and the vampire regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target

. The beasts remain for 1 hour, until the vampire dies, or until the vampire dismisses them as a bonus action.The vampire can take 3 legendary actions, choosing from the options below. Only one

Vampire Spellcaster Legacy

Monsters Monster Manual (2014)

":"3d6","rollType":"damage","rollAction":"Bite","rollDamageType":"necrotic"} necrotic damage. The target's hit point maximum is reduced by an amount equal to the necrotic damage taken, and the vampire

, acting as allies of the vampire and obeying its spoken commands. The beasts remain for 1 hour, until the vampire dies, or until the vampire dismisses them as a bonus action.The vampire can take 3

Ogrémoch

Monsters Princes of the Apocalypse

disappear if Ogrémoch is reduced to 0 hit points.Ogrémoch can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at

creatures standing on the ground in that radius must succeed on a DC 23 Dexterity saving throw or fall prone. Create Gargoyle (Costs 3 Actions). Ogrémoch’s hit points are reduced by 50 as he

Relentless Juggernaut

Monsters Van Richten’s Guide to Ravenloft

":"damage","rollAction":"Slice","rollDamageType":"piercing"} piercing damage, and if the target is a creature, its speed is reduced by 10 feet until the start of the juggernaut’s next turn. Fist. Melee

dissects victims or harvests their organs for the sake of medical understanding. 5 Mask. The killer wears a distinctive disguise, its visage becoming a symbol of its crimes. 6 Penitent. The

Elder Brain Dragon

Monsters Fizban's Treasury of Dragons

tadpoles infesting the creature are killed instantly, ending the effect on the creature. If a Humanoid is reduced to 0 hit points while infested, the creature is stable but remains unconscious for 6d12

. Even the elder brain dragon’s breath weapon mutates during its transformation, becoming a stream of briny liquid roiling with illithid tadpoles. These tadpoles can swiftly slay victims and transform them into mind flayers, allowing the elder brain dragon to grow its own roving colony.Psychic

The Gardener

Monsters Quests from the Infinite Staircase

condition (escape DC 17). The vine vanishes when the target is no longer grappled, or when the Gardener wills it to (no action required). A creature reduced to 0 hit points by the vine has the

carrying, to an unoccupied space they can see within 15 feet. A creature reduced to 0 hit points by the psychic damage has the unconscious condition and is stable instead of dying. Spell Refuge. When

Cradle of the Frost Scion

Monsters Bigby Presents: Glory of the Giants

", "rollType":"damage", "rollAction":"Freezing Breath", "rollDamageType":"cold"} cold damage, and its speed is reduced to 0 until the end of its next turn. On a successful save, a creature takes half as

attack and damage rolls. Thriving Wildlife. Beasts reproduce rapidly and thrive within 6 miles of the scion. If the scion dies, these effects end immediately. Scions of Giants’ Gods Giants

Elder Brain

Monsters Mordenkainen Presents: Monsters of the Multiverse

master, which then absorbs the knowledge and experience contained therein. Mind flayers conceive of this oneness with the elder brain as a sacred state akin to an afterlife. Hive Mind Elder brains

reduced to 0, and it can’t teleport. It can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. Psychic Inspiration. The elder brain targets one

Zorak Lightdrinker

Monsters Waterdeep: Dungeon of the Mad Mage

","rollAction":"Bite","rollDamageType":"necrotic"} necrotic damage. The target's hit point maximum is reduced by an amount equal to the necrotic damage taken, and Zorak regains hit points equal to that

in 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Children of the Night"} rounds, acting as allies of Zorak and obeying his spoken commands. The beasts remain for 1 hour, until Zorak dies

Zuggtmoy

Monsters Mordenkainen Presents: Monsters of the Multiverse

, if it is reduced to 0 hit points, each creature within 10 feet of it takes poison damage equal to its number of Hit Dice. Poison; Bludgeoning, Piercing, and Slashing that is NonmagicalCold, Fire

, and it lingers for 1 minute. Humanoids and Beasts in the cloud when it appears, or that enter it later, must make a DC 19 Wisdom saving throw. On a successful save, a creature can’t be infected by

Hythonia

Monsters Mythic Odysseys of Theros

failed save the creature begins to turn to stone and is restrained. The restrained creature must repeat the saving throw at the end of its next turn, becoming petrified on a failure or ending the

; Recharges after a Short or Long Rest). If Hythonia is reduced to 0 hit points, she doesn’t die or fall unconscious. Instead, she sheds her skin, regains 199 hit points, and moves up to her speed

Keresta Delvingstone

Monsters Waterdeep: Dungeon of the Mad Mage

","rollType":"damage","rollAction":"Bite","rollDamageType":"necrotic"} necrotic damage. The target's hit point maximum is reduced by an amount equal to the necrotic damage taken, and Keresta regains hit

commands. The beasts remain for 1 hour, until Keresta dies, or until Keresta dismisses them as a bonus action.Keresta can take 3 legendary actions, choosing from the options below. Only one legendary

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced. Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell

. Fish and other aquatic Beasts reproduce rapidly and thrive in bodies of water within 6 miles of the lair. Foraging in these waters yields twice the usual amount of food. Watery Sight. Water within 6

Lady Illmarrow

Monsters Eberron: Rising from the Last War

","rollAction":"Rejuvenation"} days, regaining all her hit points and becoming active again. The new body appears within two hundred miles of the location at which she was destroyed. Spellcasting. Illmarrow

poisoned. A humanoid reduced to 0 hit points by this damage dies and rises at the start of Illmarrow’s next turn as a zombie. The zombie acts immediately after Illmarrow in the initiative count and is

Spaceship Features, Level 3

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

garden is a self-contained ecosystem with an artificial climate controlled by the weather machine in area S54. By default, these areas are balmy and brightly lit. Garden Encounters. When a random

), Aphelion can’t see or communicate with them. Wildlife. The garden teems with Small and Tiny Beasts from other worlds: four-winged birds, three-eyed frogs, and nubby-horned rats. These creatures are

Beginning the Adventure

Compendium - Sources->Dungeons & Dragons->Candlekeep Mysteries

, gooey, fungal growths before losing their autonomy, acting like zombies. They also release spores that infect other beasts and humanoids. Eventually, the plague reduces all infected creatures and

book by that name contained in the library-fortress of Candlekeep. With luck, the book holds information that might help you end the saprophytic plague before it wipes out every village, town, and

Strahd von Zarovich

Monsters Curse of Strahd

","rollDamageType":"necrotic"} necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken, and Strahd regains hit points equal to that amount. The

reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. A humanoid slain in this way and then buried in the ground rises the following night as a

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced. Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell

shores and lake beds within 6 miles of the lair. Thriving Wildlife. Fish and other aquatic Beasts reproduce rapidly and thrive in bodies of water within 6 miles of the lair. Foraging in these waters

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