break barrier diffusing ceiling reduced

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

Nightwalker

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

Rime's Binding Ice

Spells Fizban's Treasury of Dragons

formations for 1 minute, or until it or another creature within reach of it uses an action to break away the ice. A creature hindered by ice has its speed reduced to 0. On a successful save, a

Oinoloth

Monsters Mordenkainen Presents: Monsters of the Multiverse

its hit point maximum is reduced by 7 (2d6);{"diceNotation":"2d6", "rollType":"roll", "rollAction":"Corrupted Healing"}. This reduction can be removed only by a wish spell or by casting greater

restoration on the target three times within the same hour. The target dies if its hit point maximum is reduced to 0. Spellcasting. The oinoloth casts one of the following spells, requiring no material

Ashen Rider

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

Tempest Spirit

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

Hierophant Medusa

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

entrance to a slumbering titan’s tomb for any sign the titan might awaken, and repel the forces that seek to break the tomb’s seal. A Medusa’s Lair A medusa’s lair is

Cassiok Shadowdusk

Monsters Waterdeep: Dungeon of the Mad Mage

charges), lightning bolt (5th-level version, 5 charges), magic missile (1 charge), ray of enfeeblement (1 charge), or wall of force (5 charges). If reduced to 20 hit points or fewer, Cassiok uses his

next action to break his staff of power in a retributive strike, cursing the characters as he does so.Archmages are powerful (and usually quite old) spellcasters dedicated to the study of the arcane

Nabassu

Monsters Mordenkainen Presents: Monsters of the Multiverse

. The target’s hit point maximum is reduced by an amount equal to the necrotic damage dealt, and the nabassu regains hit points equal to half that amount. This reduction lasts until the target

finishes a short or long rest. The target dies if its hit point maximum is reduced to 0, and if the target is a Humanoid, it immediately rises as a ghoul (see the Monster Manual) under the nabassu’s

Daemogoth Titan

Monsters Strixhaven: A Curriculum of Chaos

casts the spell, the creature takes 21 (6d6);{"diceNotation":"6d6", "rollType":"damage", "rollAction":"Pact of Suffering", "rollDamageType":"psychic"} psychic damage, which can’t break the

psychic damage equal to the total rolled, and its hit point maximum is reduced by an amount equal to the psychic damage taken. This reduction lasts until the creature finishes its next long rest. The

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

as it remains in the slimy area or until it breaks free. The restrained creature, or another creature that can reach it, can use its action to try to break free and must succeed on a DC 21 Strength

Draconian Mastermind

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

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

Transmute Rock

spells Elemental Evil Player's Companion

restrained condition on itself by pulling itself free of the mud. If you cast the spell on a ceiling, the mud falls. Any creature under the mud when it falls must make a Dexterity saving throw. A creature

unoccupied space. On a failed save, a creature becomes restrained by the rock. A restrained creature, or another creature within reach, can use an action to try to break the rock by succeeding on a DC 20

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. Gaze. Demogorgon turns his

long to delirium. As a result, all followers of the Prince of Demons break with reality sooner or later.Demogorgon’s Lair Demogorgon makes his lair in a palace called Abysm, found on a layer

Baphomet Legacy

Monsters Out of the Abyss

, the Horned King and the Prince of Beasts. He rules over minotaur;minotaurs and others with savage hearts. He is worshiped by those who want to break the confines of civility and unleash their bestial

gravity reversal if he’s in the room, although he likes to use this action to land on a ceiling to attack targets flying near it. Baphomet casts mirage arcane, affecting a room within the lair

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

want to break the confines of civility and unleash their bestial natures, for Baphomet envisions a world without restraint, where creatures live out their most bloodthirsty desires. Cults devoted to

action to land on a ceiling to attack targets flying near it. Seal the Way. Baphomet seals one doorway or other entryway within the lair. The opening must be unoccupied. It is filled with solid stone

Elder Brain

Monsters Mordenkainen Presents: Monsters of the Multiverse

of another creature’s turn. The elder brain regains spent legendary actions at the start of its turn. Break Concentration. The elder brain targets one creature within 120 feet of it with which

it has a psychic link. The elder brain breaks the creature’s concentration on a spell it has cast. The creature also takes 2 (1d4);{"diceNotation":"1d4","rollType":"damage","rollAction":"Break

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

Aspect of Tiamat

Monsters Fizban's Treasury of Dragons

Chromatic Wrath (Recharges after a Short or Long Rest). If the aspect would be reduced to 0 hit points, her current hit point total instead resets to 500 hit points, she recharges her Chromatic

for power and wealth often swear fealty to Tiamat in pursuit of those goals. Many of her followers have attempted to break her out of Avernus—and failed—but even while she remains in the

Fractine

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

. Bludgeoning, piercing, slashing, and thunder damage can cause a fractine to break into two smaller fractines, each one autonomous and capable of imprisoning creatures. When a fractine dies, it folds in on

, and the fractine can’t be harmed from within the demiplane. The fractine can imprison only one creature at a time and can release that creature as a bonus action. If the fractine is reduced

30. Iron Barrier

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

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

Juiblex Legacy

Monsters Out of the Abyss

remains in the slimy area or until it breaks free. The restrained creature, or another creature who can reach it, can use its action to try to break free and must succeed on a DC 21 Strength check

Guide) appears on a spot on the ceiling that Juiblex chooses within the lair. The slime disintegrates after 1 hour. Regional Effects The region containing Juiblex’s lair is warped by its

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

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

Star Spawn Larva Mage

Monsters Mordenkainen Presents: Monsters of the Multiverse

Return to Worms. When the mage is reduced to 0 hit points, it breaks apart into a swarm of insects (see the Monster Manual) in the same space. Unless the swarm is destroyed, the mage reforms from it

planes of existence lie realms alien to mortal life. Some are so hostile that even a moment’s contact is enough to break a mortal’s mind. Yet beings do exist that are native to these

Scion of Stronmaus

Monsters Bigby Presents: Glory of the Giants

an action to break away the ice. A creature hindered by ice has its speed reduced to 0. Lightning Bolts. Bolts of lightning strike down. Each creature in the cylinder must succeed on DC 25 Dexterity

Random Obstacles

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

Powered Armor

Magic Items Lost Laboratory of Kwalish

armor as a shield guardian that has stored a magic missile spell cast using a 4th-level spell slot. When the armor is reduced to 0 hit points, its defenses are rendered inert and it can be safely

. Freeing the user first requires defeating the armor’s automatic defenses (as above). A creature in stasis does not make Charisma saving throws to break the armor’s control. Alternative

7. Halls of Selvetarm

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

cobblestones at first glance. The floor is difficult terrain, as the skulls shift and break apart underfoot. 7b. Hall of the Spider That Waits Ceiling Sculpture. This chamber has a vaulted ceiling 40

spider sculpture causes it to break free of the ceiling and crash to the floor. Each leg has AC 17; 25 hit points; resistance to acid, cold, and fire damage; immunity to poison and psychic damage; and

Strahd von Zarovich

Monsters Curse of Strahd

","rollDamageType":"necrotic"} necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken, and Strahd regains hit points equal to that amount. The

reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. A humanoid slain in this way and then buried in the ground rises the following night as a

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

Area Information

Compendium - Sources->Dungeons & Dragons->Rrakkma

with small depressions at regular intervals. Water rapidly and continuously drips from the ceiling into the center of each depression. Manacled chains bound to the floor are mounted near many of the

depressions. If any of the characters succeed on a DC 10 Wisdom (Insight) check, they determine that victims were originally bound in chains in such a manner that the water dripping from the ceiling would

Rime's Binding Ice

Compendium - Sources->Dungeons & Dragons->Fizban's Treasury of Dragons

creature within reach of it uses an action to break away the ice. A creature hindered by ice has its speed reduced to 0. On a successful save, a creature takes half as much damage and isn’t hindered

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