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Returning 35 results for 'beneath barrier diffusing ceiling reduced'.
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Monsters
Icewind Dale: Rime of the Frostmaiden
False Appearance. While the ice piercer remains motionless on the ceiling, it is indistinguishable from a normal stalactite.
Spider Climb. The ice piercer can climb difficult surfaces, including
from ordinary rock formations.
Patient Hunters. Piercers can see, but they can also respond to noise and heat, waiting for living creatures to pass beneath them, then falling to attack. A piercer
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
Ancient Blue Dragon
Legacy
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Monsters
Basic Rules (2014)
in barren places, using their lightning breath and their burrowing ability to carve out crystallized caverns and tunnels beneath the sands.
Thunderstorms rage around a legendary blue dragon’s
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
Adult Blue Dragon
Legacy
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Monsters
Basic Rules (2014)
barren places, using their lightning breath and their burrowing ability to carve out crystallized caverns and tunnels beneath the sands.
Thunderstorms rage around a legendary blue dragon’s lair
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
Monsters
Mordenkainen Presents: Monsters of the Multiverse
","rollAction":"Annihilating Aura","rollDamageType":"necrotic"} necrotic damage. Undead are immune to this aura.
Life Eater. A creature dies if reduced to 0 hit points by the nightwalker and can’t
or its hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to
Monsters
Mythic Odysseys of Theros
spellcasting ability is Wisdom (spell save DC 18). The rider can innately cast the following spells, requiring no material components:
At will: command, compelled duel
1/day each: banishment, blade barrier
and its mount have advantage on Dexterity saving throws. If the ashen rider is reduced to 0 hit points while riding its mount, the mount is reduced to 0 hit points as well.Multiattack. The ashen
Monsters
Bigby Presents: Glory of the Giants
failure, an affected creature’s hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the creature finishes a long rest. The creature dies if its
hit point maximum is reduced to 0.A storm giant can escape death through a mystical ritual that transforms the giant into a semiconscious storm. However, if the giant performs the ritual in a place
Monsters
Fizban's Treasury of Dragons
reduced to 0 hit points, its body turns to stone and releases a petrifying gas. Each creature within 5 feet of the draconian must succeed on a DC 11 Constitution saving throw or be restrained as it begins
draconians some control when falling. These wings are small enough to be hidden beneath a cloak or robe, so foot soldiers sometimes disguise themselves to get close to enemies before springing an
Monsters
Dragonlance: Shadow of the Dragon Queen
reduced to 0 hit points, its body turns to stone and releases a petrifying gas. Each creature within 5 feet of the draconian must succeed on a DC 11 Constitution saving throw or be restrained as it begins
. They are the smallest of the draconians, and their slight wings are incapable of flight, though they do afford the draconians some control when falling. These wings are small enough to be hidden beneath
Monsters
Storm King's Thunder
their lightning breath and their burrowing ability to carve out crystallized caverns and tunnels beneath the sands.
Thunderstorms rage around a legendary blue dragon’s lair, and narrow tubes lined
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
Monsters
Fizban's Treasury of Dragons
Death Throes. When the draconian is reduced to 0 hit points, its magical essence lashes out as a ball of lightning at the closest creature within 30 feet of it before arcing out to up to two other
: dimension door, disguise self, sendingMagic Shield (3/Day). When the draconian is hit by an attack roll, it can create an invisible barrier of magical force around itself, granting it a +5 bonus to its
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 dragon, the deeper the purple color of the crystals.
Amethyst Dragon Lair Features
The amethyst dragon lair shown in map 5.1 is set beneath a mountain ridge between two deep tarns, with streams
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
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
is set beneath a mountain ridge between two deep tarns, with streams flowing down toward the lowlands. The lair has the following features:
Entrances. Two cave entrances provide access to the lair
Monsters
Curse of Strahd
, drink, or sleep.
The magic that animates an object is dispelled when the construct drops to 0 hit points. An animated object reduced to 0 hit points becomes inanimate and is too damaged to be of much use
contained in a cavity in the stump, beneath the rotted floorboards of the hut. The floorboards can be ripped up with a successful DC 14 Strength check or smashed by dealing 10 damage to them. Once the
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
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
Monsters
Mordenkainen Presents: Monsters of the Multiverse
long rest. The target’s hit point maximum is reduced by an amount equal to half the poison damage taken. This reduction lasts until the poisoned condition is removed. The target dies if its hit
point maximum is reduced to 0.
Spellcasting. Geryon casts one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 21):
At will
Monsters
Eberron: Rising from the Last War
much damage on a successful one. A creature reduced to 0 hit points by this beam is disintegrated, leaving behind anything it was wearing or carrying.In the final days of the Last War, House Cannith
decisively, the colossi pulverized hundreds of soldiers beneath their feet and incinerated whole legions with beams of fiery light that shot from their mouths. This rampage was cut short on the Day of
Monsters
Mordenkainen Presents: Monsters of the Multiverse
long rest. The target’s hit point maximum is reduced by an amount equal to half the poison damage taken. This reduction lasts until the poisoned condition is removed. The target dies if its hit
point maximum is reduced to 0.
Spellcasting. Geryon casts one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 21):
At will
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
Monsters
Fizban's Treasury of Dragons
Amphibious. The dragon turtle can breathe air and water
Blessing of the Sea (Recharges after a Short or Long Rest). If the dragon turtle would be reduced to 0 hit points, its current hit point total
"}
Ideal
1
Endurance. We who dwell beneath the waves can weather all storms. (Any)
2
Indifference. What do I care for the fleeting concerns of those who crawl upon the land? (Any
Monsters
Quests from the Infinite Staircase
successful save, the creature takes half as much damage only. A poisoned creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.
A creature reduced to
, sacrificing their own to appease their so-called god. Appeased by these living offerings, Zargon returned to the tunnels beneath Cynidicea, where its cult grew.Zargon’s Lair
Zargon’s lair
Ancient Deep Dragon
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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
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
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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
Monsters
Princes of the Apocalypse
is reduced to 0 hit points.Yan-C-Bin can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature
beneath the open sky have a five percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Thunderstorm Chance"} chance of being struck by lightning. A creature struck by lightning must make a
Monsters
Fizban's Treasury of Dragons
Legends claim that a gauntlet imbued with divine power rests in a temple beneath the waves. Unfortunately, that temple is now the lair of an especially tricky topaz dragon.
5
A topaz dragon is
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
Monsters
Fizban's Treasury of Dragons
gauntlet imbued with divine power rests in a temple beneath the waves. Unfortunately, that temple is now the lair of an especially tricky topaz dragon.
5
A topaz dragon is injured and stranded far
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
Compendium
- Sources->Dungeons & Dragons->Journeys through the Radiant Citadel
Arrival in Janya As the characters near the seafloor, a pearlescent haze cuts through the darkness. Below they see a shimmering dome of light, a great magical barrier that shelters the city below. As
the characters pass through, read or paraphrase the following text: A majestic vista spreads beneath the dome: the undersea city of Janya. The city’s dark towers are carved with circular windows and
Monsters
Fizban's Treasury of Dragons
make their way through it.
6
Remorhaz;Remorhazes infest the glacier beneath an adult crystal dragon;adult crystal dragon's lair, posing an imminent threat to the dragon’s home and hoard
crystals scattered about their lairs glow with gathered starlight, and caves or tunnels beneath the ice and snow provide protected areas for their hoards. They use their burrowing ability to dig
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
surrounding mountains into the furnaces beneath this area. The powerful fires of those furnaces keep the monastery in the air, and instantly destroy anything thrown into their open vents. If ore ceases to be
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
an accomplished gnome map merchant named Anaxi Zephries, known as “the Cartophile.” Information collected by Anaxi over the years has traced Kwalish’s route into the Barrier Peaks — at least up to the
point where his expedition was lost, despite its members’ formidable knowledge and skill. Working their own way into the Barrier Peaks, the characters eventually arrive at Kwalish’s first laboratory
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->Tasha’s Cauldron of Everything
Reckless Steps Difficulty: Easy This puzzle features a word search on floor tiles, which might present a barrier to exploration in myriad scenarios. To cross safely, characters must first uncover
search. Traps beneath many of the tiles threaten those who move through the room heedless of the hidden words.
Compendium
- Sources->Dungeons & Dragons->Journeys through the Radiant Citadel
Surprise Audience When the characters emerge from the hatch, read or paraphrase the following: The space beyond is a windowless room with a wooden ceiling only four feet off the floor and a trapdoor
at its center. A smiling mask with peeling paint lies on the floor. From above comes the sound of someone singing an operatic aria.
The characters are in the crawlspace beneath the stage of the Pear