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Returning 35 results for 'before barrier diffusing ceiling realizes'.
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Monsters
The Book of Many Things
2/day: Mass Cure Wounds (cast at 8th level)
1/day each: Blade Barrier, Divination, Greater RestorationThe medusa can take 3 legendary actions, choosing from the options below. It can take only one
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
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a7
burned away for someone to be able to inspect the tunnel ceiling. Anyone who does so and succeeds on a DC 10 Intelligence (Investigation) check realizes that the ceiling is unstable and in danger of
cobwebs. The ceiling overhead is obscured by hanging strands of webbing.
Casual observation will not reveal that the ceiling, 20 feet overhead, is composed of badly fitting stones. The cobwebs must be
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
characters can use spells such as gaseous form and misty step to move past the iron sheet. Any character who examines the barrier discovers that it slides up into the ceiling. Coiled springs provide
30. Iron Barrier Ahead of you, the face of a snarling minotaur is etched into a sheet of iron that bisects the crawlway. Its eyes have been cut out, letting you see through the sheet, beyond which
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
barrier to many characters but easily navigated by water-breathing creatures. Obstacles can affect more than one room. A chasm might run through several passages and chambers, or send cracks through
Blade barrier blocks passage 4–8 Cave-in 9–12 Chasm 1d4 × 10 ft. wide and 2d6 × 10 ft. deep, possibly connected to other levels of the dungeon 13–14 Flooding leaves 2d10 ft. of water in the area; create
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
9. Fountain of Evil Foul water from the Darklake spills into this cave, forming a pool. See the “Whorlstone Tunnels: General Features” sidebar for the effects of drinking foul water. The ceiling in
this cave is 80 feet high. The chamber splits into two paths surrounding a large pool, filled by water trickling from stalactites along the ceiling. The western path forms a ramp above the pool’s
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
9. Stone Statue The walls and ceiling of this hallway are coated with slime, and the floor of the passage is covered with a layer of mud. Through this muck a steady stream of water trickles
northward. The stucco on the walls is flaking off, and there are glowing silver tracks in the slime crisscrossing the walls and ceiling.
Along the east wall of the passage stands a twelve-foot-tall stone
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
’ comfort. Characters who stay in this area for more than 1 hour suffer the effects of extreme heat (see chapter 5 of the Dungeon Master’s Guide). 12a. Arch Gate Ceiling. This room has a 30-foot-high, domed
ceiling.
Scales. The floor is littered with red dragon scales.
Gate to the Crystal Labyrinth. A stone arch set with glowing red crystals is embedded in the back wall of an alcove.
Pedestal
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
24. Secret Vault This oval chamber has a domed ceiling 20 feet high, as well as the following features: Bloody Hand. Dry blood stains every surface except for a patch in the shape of a giant hand on
a few feet away. Maggots feast on the rotting remains.
Any character who succeeds on a DC 15 Intelligence (Religion) check realizes that the hand shape on the back wall resembles the symbol of Torm
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
desperate to escape the monastery before its engines fail. They can steal a skiff and follow the marked trails out of the Barrier Peaks if left to their own devices.
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
of iron to drop from the ceiling in the doorway, sealing off the east exit. Any creature in the doorway when the wall drops must make a DC 15 Dexterity saving throw. On a successful save, the
creature is pushed to one side of the barrier or the other (its choice). On a failed save, the creature is pinned under the wall, falls prone, and takes 44 (8d10) bludgeoning damage. A pinned creature is
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
swift and loud. Creatures within 20 feet of it are deafened by the roar unless a soundproof barrier or a silence spell blocks the noise. Any creature that starts its turn in the river and isn’t anchored
area 12 as it does elsewhere.
12a. South Water Collector The ceiling in this chamber forms a dome 20 feet higher than the floor around the cistern, which is 10 feet deep. Water pouring in from the
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
X9. Lecture Hall This chamber is brightly lit by red copper lanthorns that hang from the ceiling. The walls are sheathed in amber that has been shaped into bas-reliefs of wizards with spellbooks
doesn’t know its purpose. The amulet thrums when it comes within 10 feet of the shield guardian. If Vilnius realizes what the amulet does, he won’t part with it.
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
from this side, though three knock spells will do the trick. 19C. Sun Pool A glorious sun is carved on the ceiling, directly above a pool of still water. The ceiling reflected in the pool doesn’t show a
characters enter this room via the pool, read: A full moon is carved on the ceiling here, directly above the pool. The walls are decorated with reliefs of the Omuan people carrying out daily chores
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
-high, arched ceiling and contains three 1-foot-thick, magic curtains of translucent, shimmering green seawater. Each watery curtain stretches from floor to ceiling and wall to wall. Sound passing
no farther falls to the floor inside the curtain. Spell effects that would not reasonably pass through the watery curtain are stopped by the barrier as though it were a solid wall. For example, a magic
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
, 15 feet below the ceiling and 60 feet above the pit floor. A detect magic spell or similar magic reveals auras of abjuration and transmutation around each platform. Each disk is wide enough that
walls. Statue Any character who succeeds on a DC 15 Intelligence (Arcana) check realizes that the statue depicts a nycaloth. A detect magic spell or similar effect reveals auras of transmutation magic
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
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
bats hanging from the 20-foot-high ceiling. If bright light is shone at them or if someone makes a noise louder than a whisper, the bats coalesce into three hostile swarms of bats. These swarms were
the cave-in. Mounds of broken rock block the tunnel, piled from ceiling to floor. The other parts of the cave-in were passable after the collapse, but this seems an impenetrable wall of earth
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
. When the first character enters the room, Muiral becomes visible as he casts a wall of force spell, using the barrier to cut off that character from the rest of the party. He then engages the
across the ceiling.
East Statue. This statue depicts Lolth in her drow form, kissing a scourge as stone spiders crawl across her body.
3b. Nave Altar. An altar of pale gray stone carved to look like a
Compendium
- Sources->Dungeons & Dragons->Journeys through the Radiant Citadel
scraps of decaying armor not of Djaynaian design. T3: Broken Entry The hole below the ship extends through the ceiling of an ancient, hidden structure. Characters who have the Stonecunning trait can tell
what brought the characters here so it can better understand the value of the site and the magical relics it has discovered. If the characters reveal what they seek, Ylch realizes the value of the
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
.
Unfettered. The living spell can move through any barrier, even a wall of magical force.
Unusual Nature. The living spell doesn’t require air, food, drink, or sleep.
Actions
Force Blade. Melee
move through a space as narrow as 1 inch wide without squeezing. The living spell can’t detach from a solid surface, such as a wall, ceiling, or floor. If it has no surface to attach to, the living
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
feeblemind spell (save DC 18). Regardless of the result of this saving throw, the viewer realizes that a tiny, dark hole at the pool’s bottom is a powerful gate to a deeper place in the Far Realm. The
into an oculorb. L6: Rune Chamber The ceiling of this dead-end passage slopes downward. At its end, the ceiling is only four feet high. An odd, furry ball the size and shape of a coconut dangles from a
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a2
downward. The floor has been cut into hundreds of shallow steps, but the walls and ceiling are still natural rock. About sixty feet down, a rushing stream spills from a narrow crack to the south and
first chamber of the Glitterhame proper is bisected by the stream and has a number of routes leading away from it. The descending fissure opens up abruptly into a very high cavern, its ceiling easily
Compendium
- Sources->Dungeons & Dragons->Quests from the Infinite Staircase
, forty-foot-wide chamber. The walls and floor are glassy smooth and black, refracting light into rainbows beneath the stone. The ceiling vanishes into darkness high overhead. In the center of the floor
, inlaid with white marble, is the word “Ask” in Common.
The ceiling in this oracular chamber is 80 feet high and smooth like the walls and floor. Loud Echoes. Sounds in this area echo loudly. Noises
Compendium
- Sources->Dungeons & Dragons->Mythic Odysseys of Theros
examines the rock formation quickly realizes it’s a door. Opening or otherwise investigating the door knocks free the dirt encrusting it, revealing an ancient etching of a phoenix wearing a mask rising from
. Then the illusion vanishes, revealing the mosaics’ actual state. 3. Viewing Room Grave niches and alcoves holding funerary urns line the walls of this chamber. The ceiling in the northern part of the
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
is nothing of particular note here. 13. Guest Bedroom This bedroom has no furniture, but rubbish is scattered everywhere, and webs cover the walls and ceiling. From the doorway, you can see a glint of
succeeds on a DC 10 Intelligence (Investigation) check while examining the bauble realizes it might be a part of a set of similar crystals used as counterweights in alchemical work. 14. Crumbling
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
wide entryway, framed by slowly undulating tentacles. The arches over this area form a high ceiling. Chains dangle from the ceiling and hold glowing, violet orbs.
Four or Five Fragments. If the
reads these tablets and succeeds on a DC 16 Intelligence (Arcana or Investigation) check realizes the reassembly creates a notable weakness: damage to the obelisk creates backlash into the fanatics
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
ceiling, two each to your left and your right.
This area is empty, quiet, and peaceful. 21. Blademaster’s Quarters Dark green tiles cover the walls and floor of this room, and the ceiling is tiled
chamber are tiled in a dark green color, and the ceiling is tiled light green. A seaweed bed fills the northeast corner. In the center of the room stands a small table with a small bench beside it
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
down through cracks in the sagging ceiling. Halaster converted this tomb for the elven dead into a series of test chambers that now lie abandoned. 26a. Do Not Feed the Owlbears! Owlbears. Two owlbears
the elf’s chest. The cat is part of the lid’s carving, not a separate sculpture. A character who inspects the sarcophagus closely and succeeds on a DC 17 Wisdom (Perception) check realizes that it’s a
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
29. King Melair’s Lost Tomb The dwarves have left many surprises here to prevent tomb robbers from reaching their king’s resting place. 29a. Second False Tomb Ceiling. This tomb has a 10-foot-high
, vaulted ceiling.
Sarcophagus. A black marble sarcophagus flecked with gold stands close to the south wall, its lid carved in the likeness of a dwarf king.
Crystal Panels. Ten glittering panels are
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
magical barrier is active, the view port’s crystal is immune to damage. The ceiling is 30 feet high. Broken Control Helmet. The silver helmet once created a magical link between its wearer and the
been here for years. Anyone who examined the thin, gray liquid in the cave entrance realizes that the white powder is residue from this liquid. The corpses are Cyran soldiers who were instantly killed
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
. Tangled roots anchor the dirt walls of this damp, subterranean chamber. The rinds of large, rotten fruits litter the floor. A thick taproot hangs from the ceiling. In one corner of the grotto, a kender
and his alignment is neutral good). When Riffel realizes he has company, he jumps to his feet and draws his spear, but he doesn’t fight unless attacked. He is initially wary of the characters but is
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a5
crowns and other finery, while servants bow at their feet. Huge white pillars rise to the ceiling.
Creatures. Two reduced-threat helmed horrors and a reduced-threat flesh golem (see “Reduced-Threat
unguents and bindings used in the creation of the golems. A character who succeeds on a DC 15 Intelligence (Arcana) check realizes that these materials, which weigh 10 pounds, are worth 1,500 gp. Glyph Key
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
on a DC 18 Intelligence (Investigation) check realizes that a magic glyph was once inscribed on this door, but the glyph’s energy has been carefully drained away. The door is now harmless. This long
drow mage named Naxa, who is wearing a Cloak of Arachnida she found here. The cloak allows Naxa to climb on walls and ceilings, and she is currently on the vault’s ceiling. Meeting Naxa. If the
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
collapse an unstable section of ceiling. The trip wire is 3 inches off the ground and stretches between two weak supports that topple when the trip wire is pulled. The first creature that crosses the
trip wire causes the supports to topple and the unstable section of ceiling to collapse. Each creature beneath the unstable section of ceiling must succeed on a DC 13 Dexterity saving throw, taking 11
Compendium
- Sources->Dungeons & Dragons->Quests from the Infinite Staircase
level’s map. Security Mechanism. Between each pair of floors is a metal aperture with a barrier that prevents a creature from traveling to floors it isn’t authorized to access. If a creature doesn’t
Crew, maintenance workers, and technicians Blue Passengers Lighting Unless otherwise stated, the ship’s lighting—glowing, fluorescent panes set into the ceiling—remains functional but is turned off






