before barriers diffusing covered round

Doppelganger Legacy

Monsters Basic Rules (2014)

. Surprise Attack. If the doppelganger surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6);{"diceNotation":"3d6","rollType":"roll

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

Intellect Devourer Legacy

Monsters Monster Manual (2014)

Detect Sentience. The intellect devourer can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless

dies, unless its brain is restored within 1 round. Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Dracophage Subject

Monsters Dragonlance: Shadow of the Dragon Queen

saving throw or be covered in acid for 1 minute. A creature covered in the acid takes 7 (2d6);{"diceNotation":"2d6", "rollType":"damage", "rollAction":"Death Throes", "rollDamageType":"acid"} acid

tadpole chews its way through vital organs and out of the host’s chest in 1 round, killing the host in the process. If the disease is cured before the tadpole’s emergence, the tadpole

Diderius

Monsters Tyranny of Dragons

(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

on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round

Mummy Lord Legacy

Monsters Basic Rules (2014)

, 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

undead creature in the lair can pinpoint the location of each living creature within 120 feet of it until initiative count 20 on the next round. Each undead in the lair has advantage on saving throws

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

breath. The moss-covered trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that reaches the forest floor carries an emerald

. 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)

. The moss-covered trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that reaches the forest floor carries an emerald green cast

, 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

Valin Sarnaster

Monsters Candlekeep Mysteries

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

on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

layer of the Abyss, which is also known as Shedaklah, is a bubbling morass of fetid sludge. The landscape is covered in vast expanses of caustic slimes, and strange organic forms rise from the oceans of

after 1 round. Any creature that starts its turn in the burning slime takes 22 (4d10);{"diceNotation":"4d10","rollType":"damage","rollAction":"Slippery Slime","rollDamageType":"fire"} fire damage. Sticky

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

Negative Energy (Costs 2 Actions). The mummy lord magically unleashes negative energy. Creatures within 60 feet of the mummy lord, including ones behind barriers and around corners, can't regain hit

living creature within 120 feet of it until initiative count 20 on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the

Juiblex Legacy

Monsters Out of the Abyss

known as the Slime Pits, a realm which Juiblex shares with Zuggtmoy. This layer of the Abyss, which is also known as Shedaklah, is a bubbling morass of oozing, fetid sludge. Its landscape is covered

. If the slime is set on fire, it burns away after 1 round. Any creature that starts its turn in the burning slime takes 22 (4d10);{"diceNotation":"4d10","rollType":"damage","rollAction":"Burning Slime

Claugiyliamatar (possessed)

Monsters Divine Contention

controlled by a green dragon is easy to spot. A perpetual fog hangs in the air in a legendary green dragon’s wood, carrying an acrid whiff of the creature’s poison breath. The moss-covered

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

Claugiyliamatar

Monsters Storm King's Thunder

acrid whiff of the creature’s poison breath. The moss-covered trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that

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

Klauth

Monsters Storm King's Thunder

’s as supple as a cat. His body is covered in old, wicked-looking scars where scales have been torn away and never grown back. He brutally attacks other dragons, seeking to slay any wyrm that

see within 120 feet of it. The sphere spreads around corners, and its area is lightly obscured. It lasts until initiative count 20 on the next round. Each creature that starts its turn in the cloud

Ki-rin

Monsters Mordenkainen Presents: Monsters of the Multiverse

muscular stag, covered in golden scales lined in some places with golden fur. It has a long mane and tail, coppery cloven hooves, and a spiral-shaped coppery horn just above and between its luminous

lair, winds buoy creatures that fall due to no act of the ki-rin or its allies. Such creatures descend at a rate of 60 feet per round and take no falling damage. Aberrations, Fiends, and Undead don

Zargon the Returner

Monsters Quests from the Infinite Staircase

takes its turn immediately after Zargon’s. Only a Wish spell can reverse this transformation and restore the creature to life.Zargon can take up to three reactions per round but only one per turn

save, it takes half as much damage.Zargon the Returner is an elder evil—an undying abomination from eons past with an insatiable appetite. A tentacled, slime-covered horror with a cyclopic red

Doppelganger

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

. It reverts to its true form if it dies. Ambusher. In the first round of a combat, the doppelganger has advantage on attack rolls against any creature it surprised. Surprise Attack. If the

doppelganger surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6) damage from the attack. Actions Multiattack. The doppelganger makes two

10. Webbed Passage

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

10. Webbed Passage Fog. The earthen floor of this 10-foot-high tunnel is covered by a 2-foot-thick layer of fog. Web Cables. Web cables crisscross the passageway and its alcoves (see the “Web

Cables” sidebar). WEB CABLES The sections of the Maze Level controlled by House Freth are defended by barriers of thick webs as strong as iron cables. These webs are produced by an iron spider

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

or ambush visitors if the need arises. A well-cultivated lair abounds with Underdark fungi and plants, with the floor, walls, and ceiling covered in carpets of mold and moss, or featuring larger

conjures sludge-like moss that briefly covers surfaces in the lair. The ceiling, floor, and walls of the lair become difficult terrain until initiative count 20 on the next round. Toxic Spores. The

Ancient Sapphire Dragon

Monsters Fizban's Treasury of Dragons

points. The dragon’s most valuable treasures are stored here and in adjoining caves, and the walls of this central chamber are covered in art depicting various battles—many of which the

of the dragon’s telepathy. The creature must succeed on a DC 15 Wisdom saving throw or be charmed by the dragon until initiative count 20 on the next round. A creature charmed in this way obeys

Doppelganger

Compendium - Sources->Dungeons & Dragons->Lost Mine of Phandelver

creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6) damage from the attack. Actions Multiattack. The doppelganger makes two melee attacks

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 within range, the doppelganger can

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

that allow them to escape or ambush visitors if the need arises. A well-cultivated lair abounds with Underdark fungi and plants, with the floor, walls, and ceiling covered in carpets of mold and moss

. Mossy Sludge. The dragon conjures sludge-like moss that briefly covers surfaces in the lair. The ceiling, floor, and walls of the lair become difficult terrain until initiative count 20 on the next round

Adult Topaz Dragon

Monsters Fizban's Treasury of Dragons

place a warm, cozy glow. (The lanterns might be magical or maintained by minions.) The floors are covered with plush sand-colored carpets. Hoard Chamber. A small chamber in the upper left corner of

one creature within range of the dragon’s telepathy. The creature must succeed on a DC 15 Wisdom saving throw or be charmed by the dragon until initiative count 20 on the next round. A creature

Ancient Topaz Dragon

Monsters Fizban's Treasury of Dragons

from the ceiling, giving the place a warm, cozy glow. (The lanterns might be magical or maintained by minions.) The floors are covered with plush sand-colored carpets. Hoard Chamber. A small chamber in

the next round. A creature charmed in this way obeys to the best of its ability any command the dragon issues that isn’t directly harmful to the creature. Cancellation. The dragon chooses an

Doppelganger

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

reverts to its true form if it dies. Ambusher. In the first round of a combat, the doppelganger has advantage on attack rolls against any creature it surprised. Surprise Attack. If the

doppelganger surprises a creature and hits it with an attack during the first round of combat, the target takes an extra 10 (3d6) damage from the attack. Actions Multiattack. The doppelganger makes two melee

1Q. Great Hall

Compendium - Sources->Dungeons & Dragons->Tyranny of Dragons

contraband hauled in from the Carnath Roadhouse is inspected, sorted, and repacked before being carried to the portal beneath the southwest tower. The tables in that half of the hall are covered with

Great Hall, everyone within hearing responds to the hue and cry. Cultists in the southwest tower and guard drakes from the inner ward show up at the start of the third round, and any bullywugs or

1Q. Great Hall

Compendium - Sources->Dungeons & Dragons->Hoard of the Dragon Queen

contraband hauled in from the Carnath Roadhouse is inspected, sorted, and repacked before being carried to the portal beneath the southwest tower. The tables in that half of the hall are covered with

Great Hall, everyone within hearing responds to the hue and cry. Cultists in the southwest tower and guard drakes from the inner ward show up at the start of the third round, and any bullywugs or

Scriptoria Collections Features

Compendium - Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos

centermost astrolabe has been corrupted as described in the “Is That Astrolabe Breathing?” section. If any character examines this central astrolabe for 1 round or more, skip directly to that section

diviner’s tools. Two comfortable chairs flank it in front of a smaller spherical astrolabe to the east and a table to the south that is covered in knickknacks and artifacts from Strixhaven’s earlier

11. Olhydra's Canal

Compendium - Sources->Dungeons & Dragons->Locathah Rising

) check to escape the grapple. Unrestrained characters in the area must save against this effect at the beginning of their turn each round. As the characters are being grappled, a freezing fog fills the

area. Both icy barriers have AC 12, 30 hit points each, vulnerability to fire damage, and immunity to poison and psychic damage.

Calliope

Compendium - Sources->Dungeons & Dragons->The Wild Beyond the Witchlight

Calliope A merry tune spills forth from an instrument on the back of a brightly painted wagon. A monkey wearing a cloak covered with buttons turns a handle at the wagon’s rear, sending music into the

captured in Prismeer, they hear the distant whistling of the calliope and can follow the music to safety. Any barriers or obstacles in their way are magically removed. For example, the lock on a cell

5. Tomb Stone and Wet Lime

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3

covered with wet, caustic lime. Wet Lime. Any flesh that comes in contact with the lime will take 1 acid damage per round. The lime must be removed from the skin to stop the damage, and it can either be

Parade Ambush

Compendium - Sources->Dungeons & Dragons->Journeys through the Radiant Citadel

the cart panics, causing the vehicle to careen into a post covered in decorations. The vegetation then wraps around the cart’s wheels and the closest bystanders. A pair of revelers produce weapons

farthest from the characters. Map 5.1: parade routeView Player Version Azra Nir. Azra uses the acolyte stat block and is surprised during the first round of combat. He seeks only to escape the chaos

Juiblex's Lair

Compendium - Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes

oozing, fetid sludge. Its landscape is covered in vast expanses of caustic and unintelligent slimes, and strange organic forms rise from the oceans of molds and oozes at Juiblex’s command. Lair Actions On

on a DC 21 Strength check. If the slime is set on fire, it burns away after 1 round. Any creature that starts its turn in the burning slime takes 22 (4d10) fire damage. Juiblex slimes a square area

Juiblex's Lair

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

oozing, fetid sludge. Its landscape is covered in vast expanses of caustic and unintelligent slimes, and strange organic forms rise from the oceans of molds and oozes at Juiblex’s command. Lair Actions On

on a DC 21 Strength check. If the slime is set on fire, it burns away after 1 round. Any creature that starts its turn in the burning slime takes 22 (4d10) fire damage. Juiblex slimes a square area

8. Courses of the Gods

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3

8. Courses of the Gods This room is wet, and the walls are covered with a slimy, white buildup. There is about an inch and a half of water and mud blanketing the floor. Many overturned pedestals and

lime. Any flesh that comes in contact with this lime will take 1 acid damage per round. The lime must be removed from the skin to stop the damage, and can be either wiped off or washed away. Treasure

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