being before days ceiling rate

Ancient Blue Dragon Legacy

Monsters Basic Rules (2014)

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

(3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Ceiling Collapse","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone and buried. The buried target is restrained and

Adult Blue Dragon Legacy

Monsters Basic Rules (2014)

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

(3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Ceiling Collapse","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone and buried. The buried target is restrained and

Ancient Silver Dragon Legacy

Monsters Basic Rules (2014)

’s or its allies. Such creatures descend at a rate of 60 feet per round and take no falling damage. Given days or longer to work, the dragon can make clouds and fog within its lair as solid as stone

Adult Silver Dragon Legacy

Monsters Basic Rules (2014)

its allies. Such creatures descend at a rate of 60 feet per round and take no falling damage. Given days or longer to work, the dragon can make clouds and fog within its lair as solid as stone, forming

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

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

presence and location. If the dragon dies, the tracks fade in 1d10;{"diceNotation":"1d10","rollType":"roll"} days, but the other effects fade immediately.Fire

Iymrith

Monsters Storm King's Thunder

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

","rollType":"damage","rollAction":"Collapsing Ceiling","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone and buried. The buried target is restrained and unable to breathe or

Adult Brass Dragon Legacy

Monsters Basic Rules (2014)

’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

tracks fade in 1d10;{"diceNotation":"1d10","rollType":"roll"} days, but the other effects fade immediately.Fire

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

the air is cool and slightly damp. Glowing Crystals. Large clusters of glowing amethyst crystals grow out from the walls and ceiling, casting dim light in a 30-foot radius. Chimneys. Two chimneys

connect the main caves to the three chambers above. Each chimney appears to continue up through the ceiling of the upper level and down through the floor of the lower level, but the dragon’s

Stalagma Steelshadow

Monsters Waterdeep: Dungeon of the Mad Mage

is identical to the control weather spell. Within 1 mile of the lair, winds buoy non-evil creatures that fall due to no act of the dragon’s or its allies. Such creatures descend at a rate of

60 feet per round and take no falling damage. Given days or longer to work, the dragon can make clouds and fog within its lair as solid as stone, forming structures and other objects as it wishes

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

ceiling, casting dim light in a 30-foot radius. Chimneys. Two chimneys connect the main caves to the three chambers above. Each chimney appears to continue up through the ceiling of the upper level and

. This property of the lair vanishes after 1d10;{"diceNotation":"1d10","rollType":"roll","rollAction":"Days"} days if the dragon dies. Upper Caves. The dragon most often sleeps in the largest upper

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. Cultists of Baphomet Baphomet grants his cultists special abilities. All his devotees gain the Labyrinthine Recall trait

Aurnozci

Monsters The Book of Many Things

", "rollDamageType":"fire"} fire damage. Fast Metamorphosis. On Xulregg, eggs, larvae, and pupae all develop and metamorphose at ten times their usual rate, regardless of sustenance or any other growing

conditions. If Aurnozci dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.Acid, Fire, Poison; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksCold, Lightning

Nafas

Monsters Quests from the Infinite Staircase

":"roll", "rollAction":"Last Wish"} days, regaining all his hit points and appearing in a random safe location on the Infinite Staircase. Legendary Resistance (5/Day). If Nafas fails a saving throw

favor. The multiverse dictates that there must always be a noble djinni to preside over the Infinite Staircase. If slain, Nafas re-forms within days, coalescing from cosmic air. The only way to truly

Baphomet Legacy

Monsters Out of the Abyss

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

be affected by this regional effect again for 24 hours. If Baphomet dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Baphomet If a

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

, which is slick and sticks to anything that touches it. If Juiblex dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Cultists of Juiblex The Faceless

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

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

6. Water Chamber

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

6. Water Chamber Characters approaching this rough-walled cave hear the sound of pouring water. The water enters through cracks in the 10-foot-high ceiling. Given the rate at which the water flows in

, the characters can easily conclude that the cracks were caused by the tremor they experienced, and it’s only a matter of time before the water floods the entire complex. The water rises at a rate of

Juiblex Legacy

Monsters Out of the Abyss

Guide) appears on a spot on the ceiling that Juiblex chooses within the lair. The slime disintegrates after 1 hour. Regional Effects The region containing Juiblex’s lair is warped by its

regional effect again for 24 hours. If Juiblex dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Juiblex If a creature goes mad in Juiblex

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

relevant to the medusa’s divine purpose. If the medusa dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.PoisonPetrifying Gaze

Death in Prismeer

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

determined by rolling a d8 and referring to the Death Effects table. Death Effects d8 Effect 1 The creature’s corpse turns to stone. 2 The creature’s corpse decays at an accelerated rate, becoming

nothing but bones after 1 minute. 3–6 No additional effect. 7 The creature’s corpse is preserved for 10 days, as though affected by a gentle repose spell. While preserved in this way, the corpse is encased

Castle Features

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

brightly lit by one or more torches, or by sunlight during the day if the room lacks a ceiling. Tug of the Void. Objects in the castle that weigh 10 pounds or less and aren’t being worn, carried, or held

in place tend to drift in the direction of the void at a rate of about 1 foot per minute. (For more information about the void, see “The Void” section later in the adventure.) Weakened Floors and

Orc Legacy

Species Volo's Guide to Monsters

diplomacy. They care only for satisfying their insatiable desire for battle, to smash their foes and appease their gods. Booming Birth Rate In order to replenish the casualties of their endless warring

the gods has no clear explanation, the priests might have to meditate for hours or days to get a vision of its meaning. Every group of orcs has particular superstitions and recognizes certain omens

21. Giant Spider Hatchery

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

21. Giant Spider Hatchery Webs. Thick webs fill the corners, shroud the ceiling, and smother the rotted remains of old furnishings. Spiders and Eggs. Four giant spiders guard a large cluster of

twenty giant spider eggs in the northeast corner. Half of the eggs are empty sacs left behind by spiders that have already hatched. (If left alone, the remaining eggs here will hatch in a few days.)

6. Abandoned Quarters

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

6. Abandoned Quarters This room contains a number of beds, couches, and other furnishings, all of which have seen better days. Plaster has fallen from the ceiling and walls, adding to the refuse and

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

giant squid in the region returns to normal levels over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. The existing abundance of crystals and topazes remains

Adult Topaz Dragon

Monsters Fizban's Treasury of Dragons

state but are hung with the dragon’s collection of nautical paintings, mirrors, and sun-colored tapestries. Numerous gold-and-glass hanging lanterns are suspended from the ceiling, giving the

returns to normal levels over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. The existing abundance of crystals and topazes remains, but new ones form at a

Area Information

Compendium - Sources->Dungeons & Dragons->Rrakkma

with small depressions at regular intervals. Water rapidly and continuously drips from the ceiling into the center of each depression. Manacled chains bound to the floor are mounted near many of the

depressions. If any of the characters succeed on a DC 10 Wisdom (Insight) check, they determine that victims were originally bound in chains in such a manner that the water dripping from the ceiling would

E3: Aquarium Car

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

successful DC 17 Strength check. Once the plug is removed, the aquarium’s water level decreases at a rate of 1 foot per minute. It takes 15 minutes for all the water to drain from the car. The car’s

replenish it. If any fish died, the deva uses raise dead spells to revive one fish per day for ten days. Once all is set right, the deva flies from the train and casts plane shift to return to Mount Celestia, taking the decanter with it.

47. Elemental Cells

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

existence of a pit trap. Trap. The falling sand fills the room at a rate of 6 inches per round, turning the floor into difficult terrain after 1 round. Any character who can reach the ceiling can use an

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

24. Sandbox

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

24. Sandbox The two thick lines on the map mark the boundaries of a trap. A character who examines the ceiling 20 feet overhead as the party passes under one of the marked areas and makes a

grating on stone. Small panels near the ceiling move to expose four holes the size of a human fist on each wall. Dust trickles from the holes. After another 5 rounds passes, golden sand starts to pour

Airship Locations

Compendium - Sources->Dungeons & Dragons->Storm King's Thunder

grill helps keep the deck crew warm on cold days and nights. An iron wheel on the starboard side of the furnace opens and closes a bronze valve at the top of the cylinder, which has the effect of

trapped inside an iron flask or a similar device. If the furnace is destroyed or the elemental released from within it, the air inside the balloon cools, causing the airship to descend at a rate of

Dukha Bhatiyali

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

city. He has seen that same glowing ripple recently along local tributaries of the Iravati River. The first time he saw it was twelve days ago, the first day of the Shankha Trials. He followed the

the characters but little else. It moves at a rate of 1½ miles per hour. The majhi is ready to head off whenever the characters please.

Scriptoria Collections Features

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

. Bookshelves. The sturdy bookshelves here are bolted in place. Climbing a bookshelf requires a successful DC 12 Strength (Athletics) check. Ceiling. The ceiling is 30 feet high. Door. Only one door

days. Lounge. The lounge to the northwest includes several plush sofas and comfortable chairs, along with a heavy table covered in tomes and sheets of parchment left by a previous study group. The sharp

3H, I, J. Spiders' Lair

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

3H, I, J. Spiders’ Lair The top level of the northeast tower is the lair of five giant spiders. They hunt in the swamp at night and return to the tower to rest during the days, entering through a

bones of many animals (including bullywugs) litter the floor. The spiders nestle among the deep shadows between ceiling beams, and they have advantage on Dexterity (Stealth) checks while hidden in

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