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Returning 35 results for 'block barrier diffusing ceiling reveal'.
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Spells
Player’s Handbook
would sense the Alarm or Glyph of Warding spell or a mechanical pit trap, but it wouldn’t reveal a natural weakness in the floor, an unstable ceiling, or a hidden sinkhole.
This spell reveals
Magic Items
Dungeon Master’s Guide
you occupied when you disappeared. You remain imprisoned until you are found and removed from the sphere. You can’t be located by any Divination magic, but a Wish spell can reveal the location
an ally. As Dungeon Master, you should wait for a dramatically appropriate moment to reveal this enmity, leaving the adventurer guessing who is likely to become a betrayer.
Fool. You have
Find Traps
Legacy
This doesn't reflect the latest rules and lore.
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Spells
Basic Rules (2014)
would not reveal a natural weakness in the floor, an unstable ceiling, or a hidden sinkhole.
This spell merely reveals that a trap is present. You don't learn the location of each trap, but you do learn the general nature of the danger posed by a trap you sense.
Monsters
Strixhaven: A Curriculum of Chaos
creature encounters a solid object (such as a ceiling) in this fall, it strikes the object just as it would during a downward fall. If the creature reaches the top of the area without striking anything
. Because their knowledge cuts across the flow of time, archaics are careful how much they reveal to mortals and thus tend to speak in riddles.Poison, PsychicForce
Ancient White Dragon
Legacy
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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
ceiling, striking up to three creatures underneath that the dragon can see within 120 feet of it. The dragon makes one ranged attack roll (+7;{"diceNotation":"1d20+7","rollType":"to hit","rollAction
Adult White Dragon
Legacy
This doesn't reflect the latest rules and lore.
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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
ceiling, striking up to three creatures underneath that the dragon can see within 120 feet of it. The dragon makes one ranged attack roll (+7;{"diceNotation":"1d20+7","rollType":"to hit","rollAction
Monsters
The Book of Many Things
’ will. These living portents are Aberrations instead of Celestials and are typically chaotic evil. They replace any radiant damage in their stat block with necrotic or psychic damage (DM&rsquo
minions to avert its own demise.
Khirad, the Star of Secrets. A blue-white star whose gifts grant insight but also reveal terrible truths.
Zhudun, the Corpse Star. A dead star that whispers of the
Monsters
The Wild Beyond the Witchlight
” veil. The outermost layers of her dress open to reveal a marionette theatre, and she manipulates her puppets using an arrangement of artificial hands that nestles in the folds of fabric. She
of a symbolic depiction of one. See the stat block for details.
Hourglass Coven
The Hourglass Coven is a group of three hags, each one bound to an aspect of time: one reflects the past, another
Monsters
Mordenkainen Presents: Monsters of the Multiverse
and using Charisma as the spellcasting ability (spell save DC 20):
At will: command, dancing lights, detect magic, thaumaturgy
2/day each: banishment, blade barrier, cure wounds, hold person, plane
;Mothers of Rebellion
Some matron mothers renounce Lolth and join the war against their former goddess. Such drow could be of any alignment, and they lose the following abilities in the stat block
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->Dungeon Master’s Guide (2014)
Random Obstacles Obstacles block progress through the dungeon. In some cases, what adventurers consider an obstacle is an easy path for the dungeon’s inhabitants. For example, a flooded chamber is a
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
Magic Items
Tasha’s Cauldron of Everything
conjecture than fact, often referring to otherworldly beings, the mysterious Barrier Peaks in Oerth, and the supposedly related device known as the Machine of Lum the Mad. The best details on the device
action, you can command the servant to take one of the actions in its stat block or some other action.
When a creature provokes an opportunity attack from the servant, you can use your reaction to command
Backgrounds
Guildmasters’ Guide to Ravnica
and twisted remains of a failed experiment, a hammer, a block and tackle, a set of common clothes, and a belt pouch containing 5 gp (Azorius 1-zino coins)
Feature: Urban Infrastructure
The popular
solutions. (Chaotic)
3
Discovery. Every experiment has the potential to reveal more secrets of the multiverse. (Any)
4
Science. A rigorous application of logical principles and
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a7
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
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
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->The Book of Many Things
lit during the day and dimly lit at night. Torches are mounted along the keep’s interior walls, but they aren’t lit. Scrying Barrier. Before putting his necromantic plans in motion, Gremorly placed
runes around the keep’s outer walls that block certain kinds of divination magic. Creatures outside the keep’s exterior walls can’t scry into the keep. However, creatures inside the keep can scry inside it or beyond the walls. This effect lingers even if Gremorly’s ritual ghost trap is dismantled.
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
X3. Empty Barracks Shattered bits of wood cover the floor of this frigid, twenty-foot-square room. The ceiling in each of these rooms is 10 feet high. The wood is all that remains of guards’ bunks. A secret door set in one wall of each room can be pulled open to reveal area X2a or X2b beyond.
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
others already in his possession. The gnome’s collection contains notes and an initial map from the early stages of Kwalish’s expedition into the Barrier Peaks. In exchange for allowing the
characters develop an especially close relationship to the Cartophile, the gnome might reveal that his professional career commissioning expeditions and maps has been background research for a personal
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
Stopping the Ritual If Murgaxor’s barrier and ritual stones are destroyed, Murgaxor loses access to his lair actions. In addition, any creatures or effects brought forth by his lair actions (such as
(use the bullywug stat block). When the ritual was disrupted, his powers dissipated as well. In this state, he no longer poses a threat to anyone. The characters have won!
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
32. Hidden Trapdoor The staircase ends at a landing with a 6-foot-high ceiling of close-fitting planks with a wooden trapdoor set into it. The trapdoor is bolted shut from this side and can be pushed
open to reveal the den (area 3) above. Development Once the trapdoor has been found and opened, it remains available to characters as a way into and out of the dungeon level.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
23. Distant Music This 30-foot-wide hallway has a 45-foot-high arched ceiling carved with spiders and webs. Band music can be heard coming from a large chamber to the west (see area 25). The east end
of the hall has collapsed, and a secret door in the north wall pushes open to reveal a hallway that leads to areas 21 and 18b.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
23. Observation Room This unoccupied room has four 2-foot-long, 6-inch-wide window slits that reveal starry space beyond. The githyanki observe incoming vessels from here. A secret trapdoor in the
floor opens into the ceiling of area 24. From here, it’s a 30-foot drop to the floor of that chamber. The trapdoor is a 3-foot-square stone slab that can be lifted with a singular or combined Strength of 15 or higher.
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
uses the Oriq blood mage stat block in chapter 7 and has access to lair actions (see “Murgaxor’s Lair Actions” below), which he can use anywhere in the Ruins of Caerdoon. Whirling around him are five
, he can take lair actions. Barrier. Murgaxor is surrounded by a barrier of arcane energy resembling a cocoon of writhing mud. While surrounded by this barrier, Murgaxor and the stones encircling him
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
More Monastery The original Expedition to the Barrier Peaks mapped out six levels of the adventure’s crashed ship: “a large exploration-colonization expedition of human origin.” This adventure
the vessel. A secret entrance might be concealed behind the Grand Master’s throne in area M3, opening to reveal a spidery contraption resembling an iron golem, and operating as a climbing elevator down
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
the walls of these ruins. Furthermore, a gap of several inches is visible along the sides of the block and between the stone and the ceiling.
This block was placed by the ancient architects to
21. Stone Block A large block of stone obstructs the corridor ahead. It doesn’t seem to have been a part of the original construction, for its composition is more sandy than the stones that make up
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
10. Secret Passage Water beads collect upon the walls of this narrow passage, and the flooring is cold and damp. A low ceiling, only five feet tall, further cramps this dank place.
The northern
entrance to this passage is a block of stone mounted on a central pivot, which has been wedged partially open by accumulated debris. The location of the southern entrance appears to be a blank wall when
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
–07 Collapsing staircase creates a ramp that deposits characters into a pit at its lower end 08–10 Ceiling block falls, or entire ceiling collapses 11–12 Ceiling lowers slowly in locked room 13–14
symbol) 6 Moved (cart, stone block) Trap Damage Severity d6 Damage Severity 1–2 Setback 3–5 Dangerous 6 Deadly Trap Effects d100 Effect 01–04 Magic missiles shoot from a statue or object 05
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
39. Chamber of the Second Sun This enormous chamber is thirty feet tall with mighty buttressing and a vaulted ceiling. Parts of the ceiling and walls have collapsed, and raw earth has spilled down
from a gaping hole in the east wall. Crushed beneath a fallen block in the center of the room are humanoid remains. Elsewhere around the floor are the chewed and decayed corpses of baboons. Through a
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
wooden ladders that lean against the walls. The ceiling here is 15 feet high. The bottles contain the dried-up remains of potions that lost their efficacy long ago. The ladders were once used to reach
the higher niches, but they can no longer support any weight. A secret door is set in the north wall. It can be pulled open to reveal a staircase landing (area X21).
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
X30. Preserved Library This stone library has twenty-foot-high walls and a thirty-foot-high vaulted ceiling. Covering the ceiling is a fresco that depicts angels being set ablaze in a hell. A black
, deteriorate and become brittle if taken from the room. The secret door in the center of the west wall can be pulled open to reveal an empty room (area X29). The one in the center of the south wall can be
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
20. False Tomb Nested in the ceiling of the western tunnel is a stone block. A character who searches the tunnel spots the block with a successful DC 15 Wisdom (Perception) check. The block is part
reads “Drown your sorrows” in Common. If the illusory sunlight falling from the ceiling strikes the plaque when the coffin is opened, the stone block in the corridor outside the room slowly descends
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
X10. Northeast Annex The walls and ceiling in the eastern portion of this bare stone room have collapsed. To the west and south are open amber doors. In the center of the room is a ten-foot-tall
statue of a jackal-headed warrior made of cracked amber. It turns to face you and clenches its fists. The ceiling here is 20 feet high, and the walls are lined with empty torch sconces. The statue is a
Compendium
- Sources->Dungeons & Dragons->Infernal Machine Rebuild
Enhanced Medusa Like the enhanced sphinx from Lost Laboratory of Kwalish, this creature has been augmented with various technologies from the Barrier Peaks. Specifically, its eyes have been replaced
Living Lanthorn” as a result. The enhanced medusa uses the medusa stat block with the following changes: It has truesight out to a range of 60 feet. It can cast the light cantrip at will. Its
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
can only be an ankheg’s head. Two tattered banners hang from the ceiling, and two leather chairs and a handful of braziers complete the comfortable parlor.
This is very much a hunter’s bragging room
open to reveal area 20. It can also be discovered by pulling on the edge of the wood panel between the tapestries.
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
mechanical pit trap, but it wouldn’t reveal a natural weakness in the floor, an unstable ceiling, or a hidden sinkhole. This spell reveals that a trap is present but not its location. You do learn the general nature of the danger posed by a trap you sense.






