before being dark creatures reduces

Mirror of Life Trapping

Magic Items Dungeon Master’s Guide

expanse filled with thick fog that reduces visibility to 10 feet. Creatures trapped in the mirror’s cells don’t age, and they don’t need to eat, drink, or sleep. A creature trapped

When this 4-foot-tall, 2-foot-wide mirror is viewed indirectly, its surface shows faint images of creatures. The mirror weighs 50 pounds, and it has AC 11, HP 10, Immunity to Poison and Psychic

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

Mordenkainen's Private Sanctum

Spells Player’s Handbook

area appears dark and foggy, preventing vision (including Darkvision) through it. Sensors created by Divination spells can’t appear inside the protected area or pass through the barrier at its

perimeter. Creatures in the area can’t be targeted by Divination spells. Nothing can teleport into or out of the warded area. Planar travel is blocked within the warded area. Casting this

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

Stones orbiting your head at the same time. Each Ioun Stone orbiting your head is considered to be an object you are wearing. The orbiting stone avoids contact with other creatures and objects, adjusting

its orbit to avoid collisions and thwarting all attempts by other creatures to attack or snatch it. As a Utilize action, you can seize and stow any number of Ioun Stones orbiting your head. If your

Deck of Many Things

Magic Items Dungeon Master’s Guide

effect. Comet. The next time you enter combat against one or more Hostile creatures, you can select one of them as your foe when you roll Initiative. If you reduce your foe to 0 Hit Points during that

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

Dirge

Spells Forgotten Realms: Heroes of Faerûn

Deathly power fills a 60-foot Emanation originating from you for the duration. When you cast this spell, you can designate creatures to be unaffected by it. Any other creature can’t regain Hit

lost Hit Points nor reduces the creature’s Exhaustion level. When the spell is cast, each secondary caster must expend a level 4+ spell slot; otherwise, the spell fails.

Tome of the Dragon

Magic Items Forgotten Realms: Adventures in Faerûn

number of creatures conducting the ritual. During the ritual, you and any assistants must work without interruption, resting no more than 8 hours per day. If you are a Dragon, the cost of supplies and

)", "rollDamageType":"Necrotic"} damage to you and each assistant. If this damage reduces a creature to 0 Hit Points, the creature is killed and immediately reanimates as a Zombie under the DM’s

Mechanical Wonder

Magic Items Forgotten Realms: Heroes of Faerûn

Mechanical Determination. If damage reduces the wonder to 0 Hit Points, it makes a Constitution saving throw with a DC of 5 plus the damage taken unless the damage is Lightning or from a Critical Hit. On

remains active for 24 hours. While active, the mobility wonder increases your Speed to 30 feet. Other creatures can’t remove your mobility wonder from you unless you allow it.

Leomund's Tiny Hut Legacy

Spells Player’s Handbook (2014)

A 10-foot-radius immobile dome of force springs into existence around and above you and remains stationary for the duration. The spell ends if you leave its area.Nine creatures of Medium size or

smaller can fit inside the dome with you. The spell fails if its area includes a larger creature or more than nine creatures. Creatures and objects within the dome when you cast this spell can move

Arms of Hadar Legacy

Spells Player’s Handbook (2014)

You invoke the power of Hadar, the Dark Hunger. Tendrils of dark energy erupt from you and batter all creatures within 10 feet of you. Each creature in that area must make a Strength saving throw. On

Tiny Hut Legacy

Spells Basic Rules (2014)

A 10-foot-radius immobile dome of force springs into existence around and above you and remains stationary for the duration. The spell ends if you leave its area. Nine creatures of Medium size or

smaller can fit inside the dome with you. The spell fails if its area includes a larger creature or more than nine creatures. Creatures and objects within the dome when you cast this spell can move

Mummy Legacy

Monsters Basic Rules (2014)

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 lasts until removed by the remove curse spell or other magic. Dreadful

of all mummies (but not mummy lords) for the next 24 hours.Raised by dark funerary rituals and still wrapped in the shrouds of death, mummies shamble out from lost temples and tombs to slay any who disturb their rest.Necrotic, PoisonBludgeoning, Piercing, and Slashing from Nonmagical AttacksFire

Giant Spider Legacy

Monsters Basic Rules (2014)

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

webbing from its abdomen. Giant spiders are most commonly found underground, making their lairs on ceilings or in dark, web-filled crevices. Such lairs are often festooned with web cocoons holding past victims.

Giant Fire Beetle Legacy

Monsters Basic Rules (2014)

creature that takes its name from a pair of glowing glands that give off light. Miners and adventurers prize these creatures, for a giant fire beetle's glands continue to shed light for 1d6;{"diceNotation

":"1d6","rollType":"roll"} days after the beetle dies. Giant fire beetles are most commonly found underground and in dark forests.

Shadow Magic (XGtE)

Classes Xanathar's Guide to Everything

transformed by it. The power of shadow magic casts a strange pall over your physical presence. The spark of life that sustains you is muffled, as if it struggles to remain viable against the dark energy

Your heart beats once per minute. This event sometimes surprises you. 5 You have trouble remembering that living creatures and corpses should be treated differently. 6 You blinked. Once

Hunger of Hadar Legacy

Spells Player’s Handbook (2014)

You open a gateway to the dark between the stars, a region infested with unknown horrors. A 20-foot-radius sphere of blackness and bitter cold appears, centered on a point with range and lasting for

the duration. This void is filled with a cacophony of soft whispers and slurping noises that can be heard up to 30 feet away. No light, magical or otherwise, can illuminate the area, and creatures

Spider King

Monsters Out of the Abyss

half 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

commonly found underground, making their lairs on ceilings or in dark, web-filled crevices. Such lairs are often festooned with web cocoons holding past victims.

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

the book. Dark Magic. Several spells of horrific evil of the DM’s design and choosing could be in the book. Spells could impose dreadful curses, disfigure others, require human sacrifice, afflict creatures with crippling pain, spread vile plagues, and so on.

forked tongue, or some other feature the DM chooses. The mark of darkness grants you advantage on Charisma (Persuasion) checks made to interact with evil creatures and Charisma (Intimidation) checks

Specter Legacy

Monsters Basic Rules (2014)

Incorporeal Movement. The specter can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction

reduced by an amount equal to the damage taken. This reduction lasts until the creature finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.Necrotic, PoisonAcid, Cold, Fire, Lightning, Thunder; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Geonid

Monsters The Tortle Package

geonid can’t see and relies on its tremorsense to detect other creatures nearby. Dark Lairs. Geonids live in natural tunnels and caves. They feed primarily on lizards, rats, slugs, and other

. The geonid touches a stone object or surface and knows what types of creatures have been within 10 feet of that stone in the past 24 hours. The geonid can also determine the number of creatures of

Xill

Monsters Mordenkainen's Fiendish Folio Volume 1

","rollAction":"Poison Stinger","rollDamageType":"poison"} poison damage on a failed save, or half as much on a successful one. If the poison damage reduces the target to 0 hit points, the target is

, built for a specific purpose. Some are fortresses, designed to keep wanderers from the material world away. Others are far more sinister, dark realms where evil dreams take root and become ghastly

Juvenile Kraken

Monsters Ghosts of Saltmarsh

of each of the kraken’s turns. One Medium or two smaller creatures can be swallowed at the same time. If the kraken takes 35 damage or more on a single turn from a creature inside it, the kraken

must succeed on a DC 23 Constitution saving throw at the end of that turn or regurgitate all swallowed creatures, which fall prone in spaces within 10 feet of the kraken. If the kraken dies, a

Mirror of Life Trapping Legacy

Magic Items Basic Rules (2014)

When this 4-foot-tall mirror is viewed indirectly, its surface shows faint images of creatures. The mirror weighs 50 pounds, and it has AC 11, 10 hit points, and vulnerability to bludgeoning damage

creature knows the mirror's nature, and constructs succeed on the saving throw automatically. An extradimensional cell is an infinite expanse filled with thick fog that reduces visibility to 10 feet

Campestri

Monsters The Wild Beyond the Witchlight

creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Campestris are happy-go-lucky mushroom-like creatures with few cares or worries. They

are captivated by music, though they can’t distinguish a well-played performance from a bad one. If anyone plays an instrument or sings in the campestris’ vicinity, the little creatures will

Wraith Legacy

Monsters Basic Rules (2014)

Incorporeal Movement. The wraith can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Incorporeal

reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0. Create Specter. The

Blood-Toll Harpy

Monsters Mythic Odysseys of Theros

Blood Frenzy. The harpy has advantage on melee attack rolls against any creature that doesn't have all its hit points. Dark Devotion. The harpy has advantage on saving throws against being charmed or

to as a “blood toll.” Cruel, corpse-eating creatures, harpies endlessly seek their next meal, careless of whether it comes from the living or the dead. With equal zeal, these vicious scavengers set

Priest of Osybus (Spectral)

Monsters Van Richten’s Guide to Ravenloft

Spectral Boon. It can move through creatures and objects as if they were difficult terrain, but it takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Wraithlike","rollDamageType

","rollAction":"Soul Blade","rollDamageType":"piercing"} piercing damage, and if the target is a creature, it is paralyzed until the start of the priest’s next turn. If this damage reduces a Medium or

Snow Maiden

Monsters Curse of Strahd

Incorporeal Movement. The snow maiden can move through other creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction

reduced by an amount equal to the damage taken. This reduction lasts until the creature finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.Cold, Necrotic, PoisonAcid, Fire, Lightning, Thunder; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Drowned Master

Monsters Ghosts of Saltmarsh

","rollDamageType":"cold"} cold damage. Undead Fortitude. If damage reduces the drowned master to 0 hit points, it must make a Constitution saving throw with a DC of 5 + the damage taken, unless the

. The target must succeed on a DC 15 Constitution saving throw or have its hit point maximum reduced by an amount equal to the damage taken. The target dies if this effect reduces its hit point

Priest of Osybus (Deathly)

Monsters Van Richten’s Guide to Ravenloft

next turn. If this damage reduces a Medium or smaller creature to 0 hit points, the creature dies, and its soul is trapped in the priest’s body, manifesting as a shadowy Soul Tattoo on the

delved into any eldritch secret that would prolong his life. He became a devotee of the Dark Powers and tapped into their immortal malice to fuel his apotheosis. As his power grew, he attracted

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

the attacker, it then makes one Slam attack against that attacker.An encephalon cluster pays no heed to an elder brain or its mind flayer progenitors. This grotesque creature shambles through dark

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

called lich-knights or fell horsemen. In stark contrast to the knights of Eldraine, the deathless riders are without virtue of any kind. They are few in number—unless many more lurk in the dark

Shadow Magic

Classes Xanathar's Guide to Everything

transformed by it. The power of shadow magic casts a strange pall over your physical presence. The spark of life that sustains you is muffled, as if it struggles to remain viable against the dark energy

Your heart beats once per minute. This event sometimes surprises you. 5 You have trouble remembering that living creatures and corpses should be treated differently. 6 You blinked. Once

Otyugh Legacy

Monsters Basic Rules (2014)

, reducing its hit point maximum by 5 (1d10);{"diceNotation":"1d10","rollType":"roll","rollAction":"Bite"} on a failure. The disease is cured on a success. The target dies if the disease reduces its hit

grapple ends. The otyugh has two tentacles, each of which can grapple one target. Tentacle Slam. The otyugh slams creatures grappled by it into each other or a solid surface. Each creature must succeed on

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