before burning desired ceiling repeat

Brain in Iron

Monsters Infernal Machine Rebuild

);{"diceNotation":"2d8+4","rollType":"damage","rollAction":"Mind Blast","rollDamageType":"psychic"} psychic damage and be stunned for 1 minute. A creature can repeat the saving throw at the end of each of its

operate a new mechanical body. The brains share insights and knowledge with one another, and have typically been taken from creatures that desired to prolong their consciousness — or that were tasked

Ancient Blue Dragon Legacy

Monsters Basic Rules (2014)

that is within 120 feet of the dragon and aware of it must succeed on a DC 20 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its

same effect two rounds in a row: Part of the ceiling collapses above one creature that the dragon can see within 120 feet of it. The creature must succeed on a DC 15 Dexterity saving throw or take 10

Adult Blue Dragon Legacy

Monsters Basic Rules (2014)

that is within 120 feet of the dragon and aware of it must succeed on a DC 17 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its

effect two rounds in a row: Part of the ceiling collapses above one creature that the dragon can see within 120 feet of it. The creature must succeed on a DC 15 Dexterity saving throw or take 10

Juiblex Legacy

Monsters Out of the Abyss

. 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

turn in the burning slime takes 22 (4d10);{"diceNotation":"4d10","rollType":"damage","rollAction":"Burning Slime Square","rollDamageType":"fire"} fire damage. A green slime (see the Dungeon Master's

Zikzokrishka

Monsters Candlekeep Mysteries

Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature’s saving throw

, Zikzokrishka can take a lair action to cause one of the following effects. She can’t use the same effect two rounds in a row: Part of the ceiling collapses above one creature that Zikzokrishka

Adult White Dragon Legacy

Monsters Basic Rules (2014)

feet of the dragon and aware of it must succeed on a DC 14 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect

the ceiling to latch on like bats or slithering down icy crevasses. A legendary white dragon’s innate magic deepens the cold in the area around its lair. Mountain caverns are fast frozen by the

Ancient White Dragon Legacy

Monsters Basic Rules (2014)

feet of the dragon and aware of it must succeed on a DC 16 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the

the ceiling to latch on like bats or slithering down icy crevasses. A legendary white dragon’s innate magic deepens the cold in the area around its lair. Mountain caverns are fast frozen by the

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature's saving throw is successful or the effect ends for it, the

speed.A Brass Dragon’s Lair A brass dragon’s desert lair is typically a ruin, canyon, or cave network with ceiling holes to allow for sunlight. Lair Actions On initiative count 20 (losing

Adult Brass Dragon Legacy

Monsters Basic Rules (2014)

minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature's saving throw is successful or the effect ends for it, the

’s desert lair is typically a ruin, canyon, or cave network with ceiling holes to allow for sunlight. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action

Iymrith

Monsters Storm King's Thunder

DC 20 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature's saving

row: Part of the ceiling collapses above one creature that the dragon can see within 120 feet of it. The creature must succeed on a DC 15 Dexterity saving throw or take 10 (3d6);{"diceNotation":"3d6

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

of the following lair actions; it can’t take the same lair action two rounds in a row: Green Slime. A green slime (see the Dungeon Master’s Guide) appears on a spot on the ceiling that

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

Moloch Legacy

Monsters Mordenkainen’s Tome of Foes

Medium when changing his appearance), animate dead, burning hands (as a 7th-level spell), confusion, detect magic, fly, geas, major image, stinking cloud, suggestion, wall of fire 1/day each: flame

Moloch, the creature can repeat the saving throw. On a success, the effect ends. Teleport. Moloch magically teleports, along with any equipment he is wearing and carrying, up to 120 feet to an unoccupied

Hulgaz

Monsters The Book of Many Things

its turns and has disadvantage on Wisdom saving throws. A target can repeat the Constitution saving throw at the end of each of its turns, ending the effect on itself on a success. Spellcasting

claws, glossy black eyes, and a snakelike tail tipped with a poisonous spike. On the rare occasion when her social graces fail to achieve the desired result, Hulgaz turns her natural weapons on her

Summer Eladrin

Monsters Mordenkainen Presents: Monsters of the Multiverse

for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature’s saving throw is successful or the effect ends for

burning, tempestuous state that transforms them into aggressive warriors eager to vent their wrath. Their magic responds to their fury and amplifies their fighting ability, helping them move with

Zariel Legacy

Monsters Mordenkainen’s Tome of Foes

","rollDamageType":"necrotic"} necrotic damage and be poisoned for 1 minute. While poisoned in this way, the target is also blinded and deafened. The target can repeat the saving throw at the end of each of its

these illusions must succeed on a DC 26 Wisdom saving throw or become frightened of the illusion for 1 minute. A frightened creature can repeat the saving throw at the end of each of its turns, ending

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary

poisoned creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Making their lairs in the depths of the Underdark, deep dragons are nightmarish

Zariel

Monsters Mordenkainen Presents: Monsters of the Multiverse

poisoned in this way, the target is blinded and deafened. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. Spellcasting. Zariel casts one of

creature that can see these illusions must succeed on a DC 26 Wisdom saving throw or become frightened of the illusion for 1 minute. A frightened creature can repeat the saving throw at the end of each

Assassin Bug

Monsters Mordenkainen's Fiendish Folio Volume 1

damage, and the target must succeed on a DC 11 Constitution saving throw or be poisoned for 1 minute. While poisoned this way, the target is paralyzed. The target can repeat the saving throw at the end

infested areas, guards patrol with burning brands and flaming swords, ready to set suspect dwellings ablaze. Fire is an effective destroyer of assassin bug maggots, and wild creatures observed running

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary action can

. The poisoned creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Making their lairs in the depths of the Underdark, deep dragons are

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

minute. A frightened creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. These later saves have disadvantage if Baphomet is within line of

action to land on a ceiling to attack targets flying near it. Seal the Way. Baphomet seals one doorway or other entryway within the lair. The opening must be unoccupied. It is filled with solid stone

Baphomet Legacy

Monsters Out of the Abyss

repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. These later saves have disadvantage if Baphomet is within line of sight of the creature. If a creature

gravity reversal if he’s in the room, although he likes to use this action to land on a ceiling to attack targets flying near it. Baphomet casts mirage arcane, affecting a room within the lair

Hierophant Medusa

Monsters The Book of Many Things

a surface such as a ceiling with no way to remain there (for example, sufficient handholds), it falls at the end of this movement. Regional Effects The region containing a medusa’s lair is

restrained creature must repeat the saving throw at the end of its next turn. On a failed save, it has the petrified condition, and on a successful save, the effect ends on it. The petrification lasts

Becoming Lost

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

succeeds, the party travels in the desired direction without becoming lost. If the check fails, the party inadvertently travels in the wrong direction and becomes lost. The party’s navigator can repeat

Developing a Darklord

Compendium - Sources->Dungeons & Dragons->Van Richten’s Guide to Ravenloft

their evil? Did that reaction encourage greater crimes? Were these rewards earned or justified? Did the Darklord repeat or escalate their wickedness to obtain something they selfishly desired? Did the

Runic Circle Magic

Compendium - Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants

the appropriate level and succeeds on an Intelligence (Arcana) check with a DC equal to 10 + the desired spell’s level, the creature can cast the spell immediately without expending a spell slot. A

character that is a wizard can copy the spell into the character’s spellbook following the usual procedure, but must do so within 24 hours, or the character must repeat the hour of study to try again

Strahd Dies

Compendium - Sources->Dungeons & Dragons->Curse of Strahd

Ravenloft trembles with fury, shaking dust from the ceiling of the vampire’s tomb. The shudders abate as Strahd’s burning hatred melts away, replaced at last with relief. The dark orbs of his eyes wither

M5. Engine Room

Compendium - Sources->Dungeons & Dragons->Lost Laboratory of Kwalish

throughout the area, around which a prisoner work gang toils in the sweltering heat. Smooth metallic columns rise to the ceiling, with open hatches set into their sides at ground level. Haggard prisoners

fed to the furnaces (most likely due to the characters freeing the prisoners here and breaking the Grand Master’s power) the engines begin to fail over a 24-hour period. When the furnaces stop burning

Dead Spiders

Compendium - Sources->Dungeons & Dragons->Borderlands Quest: Goblin Trouble

the ceiling all along this area. The webs are flammable. Burning them up drops the dead spiders entangled within them. Entangled Spiders. Characters who inspect the ceiling can make a DC 12 Wisdom

for several minutes before the passage turns north and leads up a set of natural stone steps. A group of caverns continues out ahead of you. The ceiling of these caverns is choked with webs, and the

22. Rooms of Magic

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

leather-bound tome (Ezzat’s spellbook) is clutched to the statue’s chest. Secret Door. Hidden in the ceiling is a secret door leading to area 23 (see “Stone Plug” below). The statue projects an

statue is destroyed, it turns to dust. A delayed blast fireball spell (save DC 20) then immediately detonates in its space. Stone Plug. The secret door in the ceiling is an airtight, circular stone plug 8

47. Elemental Cells

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

obsidian pendant and clutches an iron sconce with a burning red candle in it. Sand begins to fall from tiny holes bored into the ten-foot-high ceiling, and you hear a rumbling noise under the floor

blast out of this cramped cell. The walls are scribed with relief carvings showing volcanoes setting cities ablaze. Rows of tiny holes are bored into the floor and the ten-foot-high ceiling. A human

45. Mictlan

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

struggling to roll a boulder up the hill, while a devil drives them on. Above the hill in the ceiling is a glowing spot that illuminates the entire chamber with an eerie silver light. A cobblestone path

land of the dead. In the western end of the room is a region of burning sands. There devils torture those who have been unfortunate enough to fall into their hands. Along the southern side is a

18. Corridor Protected by Fear Gas

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a7

retrace its steps, moving away from this area of the tomb by the safest route possible. The creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a

down. The way is blocked by thick webbing that fills the area from steps to ceiling. The steps down to the chamber at the end are filled with webs (as the spell) which can only be removed by magical

3U. Observatory

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

without being accompanied by one of the two cult officers, the gargoyles tear open the observatory’s four ceiling hatches and attack. This is the only intrusion they respond to. The gargoyles don’t

and a successful DC 15 Dexterity (Sleight of Hand) check. If the Intelligence check fails, the desired location can’t be found. If the Dexterity check fails, the image is too distorted to convey any

19. Giant Spider Den

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

furniture and garbage. Chandeliers. Two iron chandeliers, once anchored to the 20-foot-high ceiling, have fallen — their ropes cut. One has crashed into a pile of debris. Pinned beneath the other

. Sticky Webs This room is full of thick, sticky webs (see “Dungeon Hazards” in chapter 5 of the Dungeon Master’s Guide). The webbing stretches all the way to areas 19d and 19e. Any tugging or burning

3U. Observatory

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

without being accompanied by one of the two cult officers, the gargoyles tear open the observatory’s four ceiling hatches and attack. This is the only intrusion they respond to. The gargoyles don’t

and a successful DC 15 Dexterity (Sleight of Hand) check. If the Intelligence check fails, the desired location can’t be found. If the Dexterity check fails, the image is too distorted to convey any

D&D Beyond

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