before being destroys ceiling reduced

Mirror of Life Trapping

Magic Items Dungeon Master’s Guide

damage, and Vulnerability to Bludgeoning damage. It shatters and is destroyed when reduced to 0 Hit Points. If the mirror is hanging on a vertical surface and you are within 5 feet of it, you can take a

the mirror and facing away from it. Placing the mirror inside an extradimensional space created by a Bag of Holding, Portable Hole, or similar item instantly destroys both items and opens a gate to the

Living Demiplane

Monsters Icewind Dale: Rime of the Frostmaiden

solid surface, such as a wall, ceiling, or floor. If it has no surface to attach to, the living spell is destroyed (see “Planar Destruction” below). Extradimensional Chamber. When the living spell

, target, or deal damage to the living spell; however, they can damage the room around them. Each 5-foot-square section of ceiling, wall, and floor in the chamber has AC 17, 50 hit points, immunity to poison

Rust Monster Legacy

Monsters Basic Rules (2014)

of it. If the object isn't being worn or carried, the touch destroys a 1-foot cube of it. If the object is being worn or carried by a creature, the creature can make a DC 11 Dexterity saving throw to

reduced to an AC of 10 or a shield that drops to a +0 bonus is destroyed. If the object touched is a held metal weapon, it rusts as described in the Rust Metal trait.

Blue Slaad (control gem variant) Legacy

Monsters Monster Manual (2014)

the slaad's presence, can be worded to acquire the gem. A greater restoration spell cast on the slaad destroys the gem without harming the slaad. Someone who is proficient in Wisdom (Medicine) can

phage. While infected, the target can't regain hit points, and its hit point maximum is reduced by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Claw"} every 24 hours. If the disease

Ancient White Dragon Legacy

Monsters Basic Rules (2014)

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

floor around it a treacherous morass of broken ice and stone, hidden pits, and slippery slopes. As foes struggle to move toward it, the dragon flies from perch to perch and destroys them with its

Adult White Dragon Legacy

Monsters Basic Rules (2014)

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

floor around it a treacherous morass of broken ice and stone, hidden pits, and slippery slopes. As foes struggle to move toward it, the dragon flies from perch to perch and destroys them with its freezing

Barbatos

Monsters Infernal Machine Rebuild

carried, the touch destroys a 1-foot cube of it. If the object is being worn or carried by a creature, the creature can make a DC 12 Dexterity saving throw to avoid Barbatos's touch. If the object

touched is either metal armor or a metal shield being worn or carried, it takes a permanent and cumulative 1 penalty to the AC it offers. Armor reduced to an AC of 10 or a shield that drops to a +0 bonus

Carrion Stalker

Monsters Van Richten’s Guide to Ravenloft

instantly kills the larvae in the creature, ending the effect on it. If a creature is reduced to 0 hit points by the infestation, it dies. The larvae remain in the corpse, and one survives to become a fully

zombies. The embedded carrion stalkers ride along in their freshly animated conveyances, bursting forth once they detect living creatures nearby. This destroys the zombie, but unleashes a new horror

Orthon Legacy

Monsters Mordenkainen’s Tome of Foes

is on a different plane, the orthon knows which one, but not the exact location there.Explosive Retribution. When it is reduced to 15 hit points or fewer, the orthon causes itself to explode. All other

successful one. This explosion destroys the orthon, its infernal dagger, and its brass crossbow.Fire, PoisonCold; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered

Bones of the Earth

Spells Elemental Evil Player's Companion

reduced to 0 hit points, a pillar crumbles into rubble, which creates an area of difficult terrain with a 10-foot radius that lasts until the rubble is cleared. Each 5-foot-diameter portion of the area

save. If a pillar is prevented from reaching its full height because of a ceiling or other obstacle, a creature on the pillar takes 6d6 bludgeoning damage and is restrained, pinched between the

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced. Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell

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

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced. Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell

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

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

. Change Shape. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This transformation ends if the dragon is reduced to 0

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

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

critical hit or is reduced to 0 hit points, it sprays acid; each creature within 5 feet of it takes acid damage equal to its number of Hit Dice. Acid, Poison; Bludgeoning, Piercing, and Slashing that is NonmagicalCold, Fire, Lightning

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This transformation ends if the dragon is reduced to 0 hit points

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

Hierophant Medusa

Monsters The Book of Many Things

DC 15 Constitution saving throw. On a failed save, a target’s speed is reduced to 0 and can’t increase. On a successful save, its speed is halved. The target’s speed returns to normal

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

Adult Topaz Dragon

Monsters Fizban's Treasury of Dragons

destruction and creation, whether abstract or dedicated to practical applications. They are fascinated by magic that creates objects from nothing, animates Undead, destroys matter, or manipulates negative

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

5. Magical Repository

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

5. Magical Repository Ceiling. This room has a 30-foot-high vaulted ceiling. Statues. Four statues, each one carved to look like a 20-foot-high purple worm bursting up through the floor, fill the

marks the edge of the dome, which was created by a wall of force spell made permanent by Halaster. The dome can’t be dispelled by dispel magic, but a disintegrate spell destroys it, freeing the invisible

Facing Xanathar

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dragon Heist

Fortune (area X6). 91–00 Xanathar is contemplating its mortality in the crypt, amid the remains of past Xanathars (area X33). If the characters attack the beholder, it destroys one character and

tries to subjugate the rest. In exchange for their lives, the survivors must agree to help the beholder find the Stone of Golorr. If they refuse, the beholder destroys another character and repeats the

Ancient Topaz Dragon

Monsters Fizban's Treasury of Dragons

information on destruction and creation, whether abstract or dedicated to practical applications. They are fascinated by magic that creates objects from nothing, animates Undead, destroys matter, or

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

X34. Wizard's Bedchamber

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

furnishings have been reduced to dust-covered heaps. Cobwebs cover arcane sigils carved into the walls. The ceiling here is 10 feet high. The sigils that cover the walls were once wards designed to

Delerium Chip Legacy

Equipment

, delerium shatters and crumbles into worthless ash when reduced to zero hit points. However, delerium geodes release a random arcane anomaly (see Dungeons of Drakkenheim) when destroyed. Delerium

or a ceiling), which allows them to move as if they were climbing. Unattended objects float around randomly. 2 The nearest creature is affected by a hideous laughter spell (Save DC 15) but

Delerium Geode Legacy

Equipment

, delerium shatters and crumbles into worthless ash when reduced to zero hit points. However, delerium geodes release a random arcane anomaly (see Dungeons of Drakkenheim) when destroyed. Delerium

or a ceiling), which allows them to move as if they were climbing. Unattended objects float around randomly. 2 The nearest creature is affected by a hideous laughter spell (Save DC 15) but

Delerium Massive Cluster Legacy

Equipment

, delerium shatters and crumbles into worthless ash when reduced to zero hit points. However, delerium geodes release a random arcane anomaly (see Dungeons of Drakkenheim) when destroyed. Delerium

or a ceiling), which allows them to move as if they were climbing. Unattended objects float around randomly. 2 The nearest creature is affected by a hideous laughter spell (Save DC 15) but

4. Gauntlet

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

, the gates open as they approach, allowing access to the tunnel beyond. If the characters arrive here unescorted, the gnomes refuse to open the gate. Tunnel The tunnel has a 30-foot-high ceiling, and

spell. Any deep gnome who can see a gem can activate the spell within it by using its action to speak the proper command word. Any attempt to pry a spell gem from the wall destroys the gem. At the north

10. Chuth's Lair

Compendium - Sources->Dungeons & Dragons->Rise of Tiamat

comparison to what the cult claimed for Tiamat and what the dragon possesses in his other lairs. The vaulted ceiling is 60 feet high here. If Chuth is in the stronghold, he is initially found here only

of his total hoard, Chuth has no interest in dying to protect it. He flees when he is reduced to half his hit points or fewer. Neronvain fights until similarly reduced, then makes his way to Chuth

10. Chuth's Lair

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

comparison to what the cult claimed for Tiamat and what the dragon possesses in his other lairs. The vaulted ceiling is 60 feet high here. If Chuth is in the stronghold, he is initially found here only

of his total hoard, Chuth has no interest in dying to protect it. He flees when he is reduced to half his hit points or fewer. Neronvain fights until similarly reduced, then makes his way to Chuth

14. Drow Rafts

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

14. Drow Rafts Darkmantles. Stalactites hang from the 30-foot-high ceiling. Two darkmantles disguised as stalactites remain motionless until they attack. Rafts. Leaning against the west wall are

, they flee if reduced to half their hit points or fewer. The drow use the rafts to ply the River of the Depths. Each raft is built to carry six Medium humanoids and their gear, though as many as twelve people can fit onto a raft if push comes to shove.

Strahd Dies

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

Strahd Dies When Strahd is reduced to 0 hit points, he turns to mist and retreats to his coffin (see the Misty Escape feature in the vampire stat block). The vampire must be in his resting place to

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

Delerium Crystal Legacy

Equipment

, delerium shatters and crumbles into worthless ash when reduced to zero hit points. However, delerium geodes release a random arcane anomaly (see Dungeons of Drakkenheim) when destroyed. Delerium

or a ceiling), which allows them to move as if they were climbing. Unattended objects float around randomly. 2 The nearest creature is affected by a hideous laughter spell (Save DC 15) but

Delerium Shard Legacy

Equipment

, delerium shatters and crumbles into worthless ash when reduced to zero hit points. However, delerium geodes release a random arcane anomaly (see Dungeons of Drakkenheim) when destroyed. Delerium

or a ceiling), which allows them to move as if they were climbing. Unattended objects float around randomly. 2 The nearest creature is affected by a hideous laughter spell (Save DC 15) but

12. Trapped Chest

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

treasure chest dangles from rusty chains embedded in the ceiling. The chest is 6 feet long, 3 feet wide, 3 feet high, and suspended 1 foot above the surface of the 5-foot-deep pool. A keyhole shaped

also disarms the lock’s magical trap, allowing the chest to be opened safely. If the check fails, the demon skull bites down on the thieves’ tools and destroys them. If the check fails by 5 or more

Sample Traps

Compendium - Sources->Dungeons & Dragons->Basic Rules (2014)

supports keeping an unstable section of a ceiling in place. The trip wire is 3 inches off the ground and stretches between two support beams. The DC to spot the trip wire is 10. A successful DC 15

, the trap triggers. Anyone who inspects the beams can easily determine that they are merely wedged in place. As an action, a character can knock over a beam, causing the trap to trigger. The ceiling

37. Weapon of Mass Disintegration

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

surface is covered with gleaming mithral plates. Each alcove is brightly lit by the yellow glow of a small crystal dome embedded in its 8-foot-high ceiling. Key Shapes. Set into the mithral-plated

. A detect magic spell reveals a strong aura of abjuration magic engulfing each alcove, which is just spacious enough to accommodate a single Medium creature. The crystal dome in the ceiling is the

K27. King's Hall

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

K27. King’s Hall This twenty-foot-high hall has a dark, vaulted ceiling draped with cobwebs. A low moan seems to travel the length of the corridor as it rises and falls, intoning sadness and despair

. The moaning is only the wind. Characters who examine the ceiling can, with a successful DC 20 Wisdom (Perception) check, spot pulleys and a rope that run the full length of the corridor along the

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