decreases instantly are becomes

Blue Slaad

Monsters Monster Manual

. Failure: The target is cursed. The cursed target can’t regain Hit Points, and its Hit Point maximum decreases by 10 (3d6);{"diceNotation":"3d6", "rollType":"roll", "rollAction":"Mutating Claw"} after

instantly transforms into a Red Slaad or, if it can cast spells of level 3 or higher, a Green Slaad. Only a Wish spell can reverse this transformation.Acid, Cold, Fire, Lightning, Thunder

Chasme

Monsters Monster Manual

Demonic Restoration. If the chasme dies outside the Abyss, its body dissolves into ichor, and it gains a new body instantly, reviving with all its Hit Points somewhere in the Abyss. Magic Resistance

target is a creature, its Hit Point maximum decreases by an amount equal to the Necrotic damage taken.PoisonCold, Fire, LightningDrone. Constitution Saving Throw: DC 12, each creature in a 30-foot

Ice Devil

Monsters Monster Manual

Diabolical Restoration. If the devil dies outside the Nine Hells, its body disappears in sulfurous smoke, and it gains a new body instantly, reviving with all its Hit Points somewhere in the Nine

"} Cold damage. Until the end of its next turn, the target can’t take a Bonus Action or Reaction, its Speed decreases by 10 feet, and it can move or take one action on its turn, not both. Hit or

Gulthias Blight

Monsters Monster Manual

creature it becomes: on 1–4, Twig Blight; on 5–6, Needle Blight; on 7–8, Vine Blight.Multiattack. The blight makes two attacks, using Slam or Thorn Volley in any combination. It also uses

", "rollType":"damage", "rollAction":"Life-Draining Root", "rollDamageType":"Necrotic"} Necrotic damage at the start of each of its turns. The target’s Hit Point maximum decreases by an amount equal to the Necrotic damage taken, and the blight regains Hit Points equal to that amount.Fire, Necrotic

Arcanaloth

Monsters Monster Manual

Fiendish Restoration. If the arcanaloth dies outside Gehenna, its body dissolves into ichor, and it gains a new body instantly and revives with all its Hit Points in Gehenna. Magic Resistance. The

becomes bound to the tome and can escape only if the tome is reduced to 0 Hit Points. Fiendish Burst. Melee or Ranged Attack Roll: +9;{"diceNotation":"1d20+9", "rollType":"to hit", "rollAction":"Fiendish

Wish

Spells Player’s Handbook

game. Similarly, wishing for a Legendary magic item or an Artifact might instantly transport you to the presence of the item’s current owner. If your wish is granted and its effects have

consequences for a whole community, region, or world, you are likely to attract powerful foes. If your wish would affect a god, the god’s divine servants might instantly intervene to prevent it or to

Figurine of Wondrous Power

Magic Items Dungeon Master’s Guide

A Figurine of Wondrous Power is a statuette small enough to fit in a pocket. If you take a Magic action to throw the figurine to a point on the ground within 60 feet of yourself, the figurine becomes

figurine form. When the creature becomes a figurine again, its property can’t be used again until a certain amount of time has passed, as specified in the figurine’s description. Figurine

Vargouille Reflection

Monsters Planescape: Adventures in the Multiverse

condition. The target must succeed on a DC 12 Charisma saving throw or become cursed. The cursed target’s Charisma decreases by 1 after each hour, as its head takes on fiendish aspects, and its Charisma

can’t increase. The curse doesn’t advance while the target is in sunlight or the area of a daylight spell. When the cursed target’s Charisma becomes 2, the target dies, and its head

Seeker Dart

Magic Items Princes of the Apocalypse

ground, its magic spent and wasted. Otherwise, elemental winds guide the dart instantly through the air to the target. The dart can pass though openings as narrow as 1 inch wide and can change

direction to fly around corners. When the dart reaches its target, the target must succeed on a DC 16 Dexterity saving throw or take 1d4 piercing damage and 3d4 lightning damage. The dart’s magic is then spent, and it becomes an ordinary dart.

Robe of Serpents

Magic Items Storm King's Thunder

action on your turn, you can transform one of the robe’s serpents into a giant poisonous snake. The snake instantly falls from the robe, slithers into an unoccupied space next to you, and acts on

when you dismiss it (no action required). Once detached, a snake can’t return to the robe. When all of the robe’s snakes have detached, the robe becomes a nonmagical garment.

Constructed Commoner

Monsters Candlekeep Mysteries

Unusual Nature. The commoner doesn’t require air, food, drink, or sleep, and it gains no benefit from finishing a short or long rest. When it drops to 0 hit points, it becomes a lifeless

village a few days later. If the mannequin is disintegrated or reduced to ashes, it is not replaced and the population of the village permanently decreases by one.Poison

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

’s temple or tomb is warped in any of the following ways by the creature’s dark presence: Food instantly molders and water instantly evaporates when brought into the lair. Other nonmagical

Vampirate

Monsters Spelljammer: Adventures in Space

damage. A Humanoid reduced to 0 hit points by this attack dies and instantly transforms into a free-willed shadow under the DM’s control. Light Crossbow. Ranged Weapon Attack: +4;{"diceNotation

siphoning off its energy from a short distance away. As it feeds on the energy of other creatures, its appearance becomes more robust, although it never truly looks alive. Vampirates eat, drink, and

Star Lancer

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

;vah’k’rel” in the Gith tongue) and came to realize star lancers are reincarnations of the dead god’s most ardent worshipers. When a star lancer dies, its soul instantly returns

to the Great Cavern that forms the hollow heart of the dead god. There, the soul becomes housed in the body of a new, fully grown star lancer that rises magically from the cavern floor. As long as

Rutterkin

Monsters Mordenkainen Presents: Monsters of the Multiverse

disadvantage on the save if it’s within 30 feet of six or more rutterkins. On a failed save, the creature becomes frightened of the rutterkins for 1 minute. While frightened in this way, the creature is

poisoned in this way, it dies and instantly transforms into a living manes (see the Monster Manual). The transformation can be undone only by a wish spell.Rutterkins are warped demons that roam the Abyss in

Vampirate Captain

Monsters Spelljammer: Adventures in Space

. A Humanoid reduced to 0 hit points by this attack dies and instantly transforms into a free-willed shadow or vampirate (captain’s choice) under the DM’s control. Heavy Crossbow. Ranged

objects aboard it, becomes invisible to creatures not aboard the ship. The captain must concentrate on this magical effect to maintain it (as if concentrating on a spell), and it lasts for up to 1 hour

Sibriex

Monsters Mordenkainen Presents: Monsters of the Multiverse

creatures it can see within 120 feet of it. Each target must make a DC 20 Constitution saving throw. On a successful save, a creature becomes immune to this sibriex’s Warp Creature. On a failed

6 levels of exhaustion, it dies and instantly transforms into a living manes (see the Monster Manual) under the sibriex’s control. The transformation of the body can be undone only by a wish

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

following ways by the creature’s dark presence: Food instantly molders and water instantly evaporates when brought into the lair. Other nonmagical drinks are spoiled — wine turning to

Valin Sarnaster

Monsters Candlekeep Mysteries

succeed on a DC 16 Constitution saving throw or be cursed with mummy rot. The cursed target can’t regain hit points, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6

the spell, and the spell has no effect and is wasted. Regional Effects Valin’s tomb is warped in any of the following ways by the creature’s dark presence: Food instantly molders

Vampirate Mage

Monsters Spelljammer: Adventures in Space

","rollDamageType":"necrotic"} necrotic damage. A Humanoid reduced to 0 hit points by this attack dies and instantly transforms into a free-willed shadow under the DM’s control. Ray of Cold

short distance away. As it feeds on the energy of other creatures, its appearance becomes more robust, although it never truly looks alive. Vampirates eat, drink, and sleep because they like to, not

Elder Brain Dragon

Monsters Fizban's Treasury of Dragons

much damage on a successful one. On a success or failure, if the creature isn’t a Construct or an Undead, it becomes infested with illithid tadpoles. While infested, the creature takes 16 (3d10

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

Scissors of Shadow Snipping

Magic Items The Wild Beyond the Witchlight

air, sleep, or nourishment. You can relinquish control of the shadow, at which point it becomes autonomous and behaves as the DM wishes. It uses the shadow stat block in the Monster Manual, but its

its detached shadow is reduced to 0 hit points, the detached shadow disappears, and the creature regains its normal shadow instantly.

Ogrémoch

Monsters Princes of the Apocalypse

creature within 30 feet of Ogrémoch becomes outlined in orange light, shedding dim light in a 10-foot radius. Any attack roll against an affected creature has advantage if the attacker can see it

breaks off a chunk of his body and places it on the ground in an unoccupied space within 15 feet of him. The chunk of rock instantly transforms into a gargoyle and acts on the same initiative count

Greater Star Spawn Emissary

Monsters Van Richten’s Guide to Ravenloft

. Warp Space (Costs 2 Actions). The emissary causes the ground in a 20-foot square that it can see within 90 feet of it to turn into teeth and maws until the start of its next turn. The area becomes

in its lesser form. When this form is destroyed, the emissary’s body collapses into a gory slurry. It then instantly returns in its greater form. Only if the emissary is defeated in its greater

Cradle of the Stone Scion

Monsters Bigby Presents: Glory of the Giants

Awakening of the Scion. The cradle is a container for the scion of Skoraeus. When the cradle drops to 0 hit points, its body crumbles to dust. The scion instantly appears in the space the cradle

. The cradle causes the ground in a 20-foot square within 90 feet of itself to sprout crystal spikes until the start of its next turn. The area becomes difficult terrain for the duration. A creature

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

shoulders. He can assume other forms, however, from the hideous to the beautiful. Often the demon lord becomes so immersed in playing a role that he loses himself in it for a time. Many of the cultists

none. Fraz-Urb’luu chooses one humanoid within the lair and instantly creates a simulacrum of that creature (as if created with the simulacrum spell). This simulacrum obeys Fraz-Urb’luu

Hythonia

Monsters Mythic Odysseys of Theros

force it to make a DC 18 Constitution saving throw if she isn’t incapacitated and can see the creature. If the saving throw fails by 5 or more, the creature is instantly petrified. Otherwise, on a

ground in a 30-foot radius centered on her. The area becomes difficult terrain until the start of her next turn. Any creature, other than Hythonia, takes 9 (2d8);{"diceNotation":"2d8","rollType":"damage

Deck of Many More Things

Magic Items The Book of Many Things

Disintegrate spell destroys the chains instantly, freeing you. Another creature can also free you by succeeding on a DC 30 Dexterity check using thieves’ tools. Ring. A rare or rarer magic ring appears

of 22. Temple. A deity or entity of similar power becomes bound to aid you. At any point in time between drawing the card and when you die, you can use your action to call on this entity for divine

Rutterkin Legacy

Monsters Mordenkainen’s Tome of Foes

it's within 30 feet of six or more rutterkins. On a successful save, the creature is immune to the Crippling Fear of all rutterkins for 24 hours. On a failed save, the creature becomes frightened of

of each long rest, the poisoned target can repeat the saving throw, ending the effect on itself on a success. If the target is reduced to 0 hit points while poisoned in this way, it dies and instantly

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

. Regional Effects A mummy lord’s temple or tomb is warped in any of the following ways by the creature’s dark presence: Food instantly molders and water instantly evaporates when brought

Sibriex Legacy

Monsters Mordenkainen’s Tome of Foes

three creatures it can see within 120 feet of it. Each target must make a DC 20 Constitution saving throw. On a successful save, a creature becomes immune to this sibriex's Warp Creature. On a failed

reaches 6 levels of exhaustion, it dies and instantly transforms into a living abyssal wretch under the sibriex's control. The transformation of the body can be undone only by a wish spell.The sibriex can

Figurine of Wondrous Power Legacy

Magic Items Basic Rules (2014)

of you, the figurine becomes a living creature. If the space where the creature would appear is occupied by other creatures or objects, or if there isn't enough space for the creature, the figurine

to 0 hit points or if you use an action to speak the command word again while touching it. When the creature becomes a figurine again, its property can't be used again until a certain amount of time

Wish Legacy

Spells Basic Rules (2014)

instantly transport you to the presence of the item's current owner. The stress of casting this spell to produce any effect other than duplicating another spell weakens you. After enduring that stress

to 3, if it isn't 3 or lower already, for 2d4 days. For each of those days that you spend resting and doing nothing more than light activity, your remaining recovery time decreases by 2 days. Finally, there is a 33 percent chance that you are unable to cast wish ever again if you suffer this stress.

Wand of Wonder Legacy

Magic Items Basic Rules (2014)

feet, its range becomes 120 feet if it isn't already. If an effect covers an area, you must center the spell on and include the target. If an effect has multiple possible subjects, the GM randomly

Heavy rain falls in a 60-foot radius centered on the target. The area becomes lightly obscured. The rain falls until the start of your next turn. 34-36 An animal appears in the unoccupied space

Deck of Several Things

Magic Items Lost Laboratory of Kwalish

the duration of the adventure. Lawful becomes chaotic, good becomes evil, and vice versa. If you are true neutral or unaligned, this card has no effect on you. Comet. If you single-handedly

effect. Donjon. You are instantly teleported to and confined within the prison of the Monastery of the Distressed Body (area M6). Everything you were wearing and carrying stays behind in the

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