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Returning 35 results for 'barrier block diffusing ceiling reveals'.
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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
This bag made from gray, rust, or tan cloth appears empty. Reaching inside the bag, however, reveals the presence of a small, fuzzy object.
You can take a Magic action to pull the fuzzy object from
creature’s stat block. The creature vanishes at the next dawn or when it is reduced to 0 Hit Points.
The creature is Friendly to you and your allies, and it acts immediately after you on your
Magic Items
Dungeon Master’s Guide
defends itself but otherwise takes no actions. At the end of the duration, the creature acts in accordance with its normal disposition and alignment.
An Identify spell reveals if the flask contains a
the following table (see the Monster Manual for the creature’s stat block).
1d100
Contents
0-50
No creature
51
Arcanaloth
52-54
Bone Devil
55-56
Cambion
57
Magic Items
Dungeon Master’s Guide
. The DM can use a different stat block to represent the knight, as desired.
Moon. You gain the ability to cast Wish 1d3 times.
Puzzle. Permanently reduce your Intelligence or Wisdom by 1d4 + 1 (to
until they or someone else reveals it. Nothing less than a Wish spell or divine intervention can end the NPC’s hostility toward you.
Ruin. All forms of wealth that you carry or own, other than
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.
Adult Brass Dragon
Legacy
This doesn't reflect the latest rules and lore.
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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
illusion with a successful DC 20 Intelligence (Investigation) check. Any physical interaction with an image reveals it to be an illusion, because objects pass through it.
Whenever a creature with an
Ancient Brass Dragon
Legacy
This doesn't reflect the latest rules and lore.
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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
image from a distance can tell it’s an illusion with a successful DC 20 Intelligence (Investigation) check. Any physical interaction with an image reveals it to be an illusion, because objects pass
Ancient 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
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
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
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->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->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->Waterdeep: Dungeon of the Mad Mage
8. Crossroads The ceiling of this 30-foot-high cavern is studded with stalactites, and the floor is so uneven that it counts as difficult terrain. A search of the cavern reveals nothing dangerous or valuable.
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->Tomb of Annihilation
medallion around its neck. All around the figure are carvings of locusts.
Close inspection reveals that one of the carved locusts is a button that can be pushed. When this happens, the stone block
rises to seal the tunnel. Any creature atop the block when it meets the ceiling must succeed on a DC 7 Dexterity saving throw to leap clear in one direction or the other. On a failed save, the creature
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->Waterdeep: Dungeon of the Mad Mage
8. Thanks for the Memories Ceiling. This cavern has a 30-foot-high ceiling.
Gas Spores. Three gas spores float above a large sinkhole surrounded by rubble. Another ten gas spores float inside the
. Inspection of the remains accompanied by a successful DC 15 Intelligence (Medicine) check reveals that the beholder died from fire, force, and necrotic damage. Inspection also reveals a treasure (see
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->Out of the Abyss
through narrow tunnels to reach this area (see the “Whorlstone Tunnels: General Features” sidebar). The glow of faerzress in these tunnels reveals sticky white strands clinging to the walls. The
vaguely humanoid shape. This horrific creature uses the giant spider stat block with the following modifications: The Spider King has 44 hit points, a passive Wisdom (Perception) score of 14, a Wisdom
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
11. Halaster Is Glowing The stone doors to this chamber are sealed with Qualith door locks (see “Qualith Door Locks”). Unless they are held open, the doors automatically close and lock. The ceiling
.
Statue. In the middle of the room, a statue of a thin, bearded, wild-haired man wearing a robe covered with eyes stands atop a 3-foot-high block of stone. The statue is surrounded by a faint nimbus of
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
10. Conservatory Gossamer drapes cover the windows of this elegantly appointed hall, which has a brass-plated chandelier hanging from the ceiling. Upholstered chairs line the walls, and stained-glass
. Alabaster figurines of well-dressed dancers adorn the mantelpiece. Close inspection of them reveals that several are carvings of well-dressed skeletons.
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->Waterdeep: Dungeon of the Mad Mage
39. Southwest Chamber The walls, floor, and ceiling of this room are scorched. Strewn about are blackened pieces of furniture, shards of smoky glass, and charred splinters of wood and bone. A
character who examines the room thoroughly and succeeds on a DC 14 Intelligence (Investigation) check concludes that four separate fiery eruptions caused the destruction. A successful DC 19 Intelligence (Arcana) check reveals that the damage was likely the result of a meteor swarm spell cast in the room.
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
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->Waterdeep: Dungeon of the Mad Mage
to stone and placed here by Halaster to lure other adventurers to their doom (see “Pit Trap” below). Pit Trap A detect magic spell reveals an aura of transmutation magic around the pit. Each time
Dexterity saving throw, taking 88 (16d10) bludgeoning damage on a failed save, or half as much damage on a successful one. Creatures that are gaseous, amorphous (such as an ooze), or protected by an impenetrable magical barrier (such as that created by an Otiluke’s resilient sphere spell) take no damage.
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
dozens of glinting objects in the goo beneath their feet. Further inspection reveals the sparkling objects are precious gems. For every minute the adventurers spend in this cave, there is a 25 percent
chance they attract the attention of 1d4 giant spiders from area 11. The spiders scuttle along the walls and ceiling, avoiding the gooey floor. Treasure If the adventurers take 10 minutes to search through the goo, they can retrieve a total of twenty 50 gp gems.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
40. Lynnorax’s Lair Ceiling. This room has a 40-foot-high, domed ceiling.
Dracolich. Lynnorax, an adult blue dracolich, faces the double door to the east and exhales lightning in that direction as
soon as it sees intruders.
Pillars. The four pillars that buttress the ceiling are carved out of black crystal and inscribed with arcane runes.
Lynnorax fights without fear, knowing that its
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
quick to point out this anomaly, to prove to the characters that the maze is nothing to take lightly. The view from above reveals the maze as it exists in the real world. The view up the path from
ground level looks into the extradimensional space that Xonthal crafted as a barrier around his home. The tower’s entrance exists only within this extradimensional space. Entering the maze any other way
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
bed fitted with leather restraints. At the foot of the bed rests a closed iron chest, is lid sculpted with an emblem.
A wooden ladder leads up to a trapdoor in the ceiling. Thin streams of water drip
through the trapdoor’s rotting wood, forming a puddle around the base of the ladder.
The ceiling here is 9 feet high. The manacles are rusted and can be easily torn from the walls. The trapdoor in