before becomes diffusing contingency round

Ochre Jelly

Monsters Monster Manual

", "rollType":"damage", "rollAction":"Pseudopod", "rollDamageType":"Acid"} Acid damage.Split. Trigger: While the jelly is Large or Medium and has 10+ Hit Points, it becomes Bloodied or is subjected to

Lightning or Slashing damage. Response: The jelly splits into two new Ochre Jellies. Each new jelly is one size smaller than the original jelly and acts on its Initiative. The original jelly’s Hit Points are divided evenly between the new jellies (round down).Lightning, SlashingAcid

Black Pudding

Monsters Monster Manual

. Trigger: While the pudding is Large or Medium and has 10+ Hit Points, it becomes Bloodied or is subjected to Lightning or Slashing damage. Response: The pudding splits into two new Black Puddings. Each new

pudding is one size smaller than the original pudding and acts on its Initiative. The original pudding’s Hit Points are divided evenly between the new puddings (round down).Acid, Cold, Lightning, Slashing

Pipes of the Sewers

Magic Items Dungeon Master’s Guide

24 hours. On a failed save, the swarm is swayed by the pipes’ music and becomes Friendly to you and your allies for as long as you continue to play the pipes each round as a Magic action. A

Wish

Spells Player’s Handbook

a reroll of any die roll made within the last round (including your last turn). Reality reshapes itself to accommodate the new result. For example, a Wish spell could undo an ally’s failed

cast a spell until you finish a Long Rest, you take 1d10 Necrotic damage per level of that spell. This damage can’t be reduced or prevented in any way. In addition, your Strength score becomes 3

Storm of Vengeance Legacy

Spells Basic Rules (2014)

. Each creature under the cloud takes 2d6 bludgeoning damage. Round 5–10. Gusts and freezing rain assail the area under the cloud. The area becomes difficult terrain and is heavily obscured. Each

(no more than 5,000 feet beneath the cloud) when it appears must make a Constitution saving throw. On a failed save, a creature takes 2d6 thunder damage and becomes deafened for 5 minutes. Each

Giant Insect Legacy

Spells Basic Rules (2014)

spider becomes a giant spider, a wasp becomes a giant wasp, and a scorpion becomes a giant scorpion. Each creature obeys your verbal commands, and in combat, they act on your turn each round. The GM has

You transform up to ten centipedes, three spiders, five wasps, or one scorpion within range into giant versions of their natural forms for the duration. A centipede becomes a giant centipede, a

Feather Token (Feather Fall)

Magic Items Wayfinder's Guide to Eberron

This small metal disk is inscribed with the image of a feather. When you fall at least 20 feet while the token is on your person, you descend 60 feet per round and take no damage from falling. The token’s magic is expended after you land, whereupon the disk becomes nonmagical.

Merrenoloth Legacy

Monsters Mordenkainen’s Tome of Foes

at the end of each of its turns, ending the effect on itself on a success.Lair Actions Any ship a merrenoloth is contracted to captain becomes the creature's lair. When fighting on the ship, the

30 feet until initiative count 20 on the next round. The air within 60 feet of the ship is filled with howling wind. Until initiative count 20 on the next round, that area is difficult terrain, and

Beholder Legacy

Monsters Monster Manual (2014)

beholder becomes slimy; that area is difficult terrain until initiative count 20 on the next round. Walls within 120 feet of the beholder sprout grasping appendages until initiative count 20 on the round

becomes a pile of fine gray dust. If the target is a Large or smaller nonmagical object or creation of magical force, it is disintegrated without a saving throw. If the target is a Huge or larger

Death Tyrant Legacy

Monsters Monster Manual (2014)

and whether the cone is active. Any creature in that area can’t regain hit points. Any humanoid that dies there becomes a zombie under the tyrant’s command. The dead humanoid retains its

creature to 0 hit points, its body becomes a pile of fine gray dust. If the target is a Large or smaller nonmagical object or creation of magical force, it is disintegrated without a saving throw. If

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

succeeds on three of these saves.The dragon can take up to three reactions per round but only one per turn. Reactive Rend. After using Legendary Resistance or in response to being hit by an attack

its Time Breath. Until the weakened effect ends on the target, its speed becomes 0, and its speed can’t increase. Time Slip. The dragon halves the damage it takes from an attack made against it

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

vines erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15

. Furthermore, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in contact with the wall, taking 18 (4d8);{"diceNotation":"4d8","rollType":"damage

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15 Strength

, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in contact with the wall, taking 18 (4d8);{"diceNotation":"4d8","rollType":"damage

Pipes of the Sewers Legacy

Magic Items Basic Rules (2014)

it normally would and can't be swayed by the pipes' music for the next 24 hours. If you win the contest, the swarm is swayed by the pipes' music and becomes friendly to you and your companions for as

long as you continue to play the pipes each round as an action. A friendly swarm obeys your commands. If you issue no commands to a friendly swarm, it defends itself but otherwise takes no actions. If

Ancient Time Dragon

Monsters Planescape: Adventures in the Multiverse

by the dragon from opening in the rulers’ presence or anywhere within their domains.The dragon can take up to three reactions per round but only one per turn. Reactive Rend. After using

it can see within 90 feet of itself that is weakened by its Time Breath. Until the weakened effect ends on the target, its speed becomes 0, and its speed can’t increase. Time Slip. The dragon

Olhydra

Monsters Princes of the Apocalypse

saving throw or be pulled up to 20 feet into the water and knocked prone. Water within 120 feet of Olhydra becomes murky and opaque until initiative count 20 of the next round. A creature with

round. Creatures and objects within or beyond the fog are heavily obscured. A creature that enters the freezing cloud for the first time on a turn or starts its turn there takes 10 (3d6);{"diceNotation

Kraken Legacy

Monsters Basic Rules (2014)

is pushed 10 feet away from the kraken. Creatures in the water within 60 feet of the kraken have vulnerability to lightning damage until initiative count 20 on the next round. The water in the kraken

’s lair becomes electrically charged. All creatures within 120 feet of the kraken must succeed on a DC 23 Constitution saving throw, taking 10 (3d6);{"diceNotation":"3d6","rollType":"damage

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

initiative count 20 of the next round. Illusory Duplicate. Demogorgon creates an illusory duplicate of himself, which appears in his space and lasts until initiative count 20 of the next round. On his turn

normally docile. Within that area, any ability check involving Animal Handling has disadvantage. Venomous Beasts. The area within 6 miles of the lair becomes overpopulated with poisonous snake

Lorthuun

Monsters Out of the Abyss

ties), the beholder can take one lair action to cause one of the following effects: A 50-foot square area of ground within 120 feet of the beholder becomes slimy; that area is difficult terrain until

initiative count 20 on the next round. Walls within 120 feet of the beholder sprout grasping appendages until initiative count 20 on the round after next. Each creature of the beholder's choice that

Banner of the Krig Rune

Magic Items Storm King's Thunder

Crafted from a thick, red fabric, this banner measures 5 feet high and 3 feet wide. The krig (war) rune is displayed on the fabric with round, metal plates sewn into it. It can be attached to a 10

rest. Gift of Battle. You can transfer the banner’s magic to a place by tracing the krig rune on the ground with your finger. The point where you trace it becomes the center of a spherical

Demilich (Variant) Legacy

Monsters Monster Manual (2014)

curse on a success.The transformation into a demilich isn’t a bitter end for all liches that experience it. Made as a conscious choice, the path of the demilich becomes the next step in a dark

antimagic field fills the space of the target, moving with it until initiative count 20 on the next round. The demilich targets any number of creatures it can see within 30 feet of it. No target can regain

Claugiyliamatar (possessed)

Monsters Divine Contention

-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15 Strength saving throw

foot a creature travels through the wall, it must spend 4 feet of movement. Furthermore, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in

Demogorgon Legacy

Monsters Out of the Abyss

of the next round. On his turn, Demogorgon can move the illusory duplicate a distance equal to his walking speed (no action required). The first time a creature or object interacts physically with

doesn’t need to concentrate on the spells, which end on initiative count 20 of the next round. Regional Effects The region containing Demogorgon’s lair is warped by his magic

Imix

Monsters Princes of the Apocalypse

initiative count 20 of the next round. Creatures and objects within or beyond the smoke are heavily obscured. A creature that enters the cloud of embers for the first time on a turn or starts its turn

elemental node in which Imix is present becomes vulnerable to the influence of fire. This creates the following effects: A dry, baking heat wave strikes the region within 10 miles of Imix’s

Baernaloth

Monsters Planescape: Adventures in the Multiverse

baernaloth teleports, along with any equipment it is wearing or carrying, up to 120 feet to an unoccupied space it can see.The baernaloth can take up to three reactions per round but only one per turn

baernaloth can take one of the following lair actions; the baernaloth can’t take the same lair action two rounds in a row: Consume Suffering. Until initiative count 20 on the next round, when a creature

Claugiyliamatar

Monsters Storm King's Thunder

effect two rounds in a row: Grasping roots and vines erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and

wall, it must spend 4 feet of movement. Furthermore, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in contact with the wall, taking 18 (4d8

Juvenile Kraken

Monsters Ghosts of Saltmarsh

pushed 10 feet away from the kraken. Creatures in the water within 60 feet of the kraken have vulnerability to lightning damage until initiative count 20 on the next round. The water in the kraken

’s lair becomes electrically charged. All creatures within 120 feet of the kraken must succeed on a DC 23 Constitution saving throw, taking 10 (3d6);{"diceNotation":"3d6","rollType":"damage

Factol Skall

Monsters Adventure Atlas: The Mortuary

", "rollDamageType":"poison"} poison damage on a failed save, or half as much damage on a successful one. A Medium or smaller Humanoid killed by this damage becomes a zombie under Skall’s control

dead (as an action), dispel magic, speak with dead 1/day each: finger of death, plane shift (self only), project imageSkall can take up to three reactions per round but only one per turn. Baleful

Slarkrethel

Monsters Storm King's Thunder

from the kraken. Creatures in the water within 60 feet of the kraken have vulnerability to lightning damage until initiative count 20 on the next round. The water in the kraken’s lair becomes

Riverine

Monsters Journeys through the Radiant Citadel

. The riverine conjures swampy ground that briefly covers the ground in a 20-foot square the riverine can see within 120 feet of itself. That area becomes difficult terrain until initiative count

20 on the next round. Any creature, other than the riverine, that enters the affected area or starts its turn there takes 7 (2d6);{"diceNotation":"2d6","rollType":"damage","rollAction":"River's

Vecna the Archlich

Monsters Vecna: Eve of Ruin

points and becomes active again.Multiattack. Vecna uses Flight of the Damned (if available), Rotten Fate, or Spellcasting. He then makes two attacks with Afterthought. Afterthought. Melee Weapon

reactions per round but only one per turn. Dread Counterspell. Vecna utters a dread word to interrupt a creature he can see that is casting a spell. If the spell is 4th level or lower, it fails and

Delerium Chip Legacy

Equipment

powerful sensation of deja vu and are stunned for 1 round (No save). 4 The nearest creature becomes unstuck in time. It is affected by the blink spell for 1 minute. Instead of vanishing into the

Constitution saving throw or take 8d6 radiant damage and become blinded for 1 round. The smell of ozone fills the area, and wood transforms into glass. 6 Echoes of possible realities are briefly

Delerium Geode Legacy

Equipment

powerful sensation of deja vu and are stunned for 1 round (No save). 4 The nearest creature becomes unstuck in time. It is affected by the blink spell for 1 minute. Instead of vanishing into the

Constitution saving throw or take 8d6 radiant damage and become blinded for 1 round. The smell of ozone fills the area, and wood transforms into glass. 6 Echoes of possible realities are briefly

Delerium Massive Cluster Legacy

Equipment

powerful sensation of deja vu and are stunned for 1 round (No save). 4 The nearest creature becomes unstuck in time. It is affected by the blink spell for 1 minute. Instead of vanishing into the

Constitution saving throw or take 8d6 radiant damage and become blinded for 1 round. The smell of ozone fills the area, and wood transforms into glass. 6 Echoes of possible realities are briefly

Delerium Crystal Legacy

Equipment

powerful sensation of deja vu and are stunned for 1 round (No save). 4 The nearest creature becomes unstuck in time. It is affected by the blink spell for 1 minute. Instead of vanishing into the

Constitution saving throw or take 8d6 radiant damage and become blinded for 1 round. The smell of ozone fills the area, and wood transforms into glass. 6 Echoes of possible realities are briefly

D&D Beyond

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