cast walls reverting

Ancient Sapphire Dragon

Monsters Fizban's Treasury of Dragons

honeycombs of hidden passages, deceptively thin walls, and secret chambers that allow them to traverse the entire lair without ever being seen by intruders. The best-defended sapphire dragon lairs have no

without excavation or magic, as the dragon can simply open doorways in walls whenever necessary. The lair has the following features: Disguised Entrances. An otherwise unremarkable cave (shown at the

Gremishka

Monsters Van Richten’s Guide to Ravenloft

gave them life as they infest the walls of spellcasters’ homes or the surrounding lands. Despite their feral appearances, gremishkas are cunning creatures. They might imitate the sounds of

overwhelm—or just get a bite of. Gremishkas have an unstable relationship with magic. Spells cast near a gremishka might rebound onto those nearby or cause the monster to explode, its scaly chunks

Swarm of Gremishkas

Monsters Van Richten’s Guide to Ravenloft

, familiars, and the like. Gremishkas delight in tormenting magic-users, holding vicious grudges against those who gave them life as they infest the walls of spellcasters’ homes or the surrounding lands

cast near a gremishka might rebound onto those nearby or cause the monster to explode, its scaly chunks rapidly reforming into duplicate gremishkas. These spontaneously created swarms can rapidly turn

Mighty Fortress

Spells Xanathar's Guide to Everything

. The turrets are connected to each other by stone walls that are each 80 feet long, creating an enclosed area. Each wall is 1 foot thick and is composed of panels that are 10 feet wide and 20 feet

at least 5 feet on each side. The floors of the keep are connected by stone staircases, its walls are 6 inches thick, and interior rooms can have stone doors or open archways as you choose. The keep

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

Innate Spellcasting. Fraz-Urb’luu’s spellcasting ability is Charisma (spell save DC 23). Fraz-Urb’luu can innately cast the following spells, requiring no material components: At

Hollow’s Heart, a featureless plain of white dust with few structures on it. The lair itself is the city of Zoragmelok, a circular fortress surrounded by adamantine walls topped with razors and

Prisoner 237

Monsters Icewind Dale: Rime of the Frostmaiden

, sleep 2nd level (3 slots): arcane lock,* detect thoughts,* suggestion* 3rd level (2 slots): counterspell, lightning bolt* *Prisoner 237 needs material components to cast these spells.Shocking Grasp

start of its next turn.Vaelish Gant, Prisoner 237 within the walls of Revel's End, is a member of the Arcane Brotherhood who first engaged in criminal activity by insinuating himself into the trade

Adult Sapphire Dragon

Monsters Fizban's Treasury of Dragons

older, they continually renovate their lairs, using their tunneling abilities and command over stone. Sapphire dragons eventually create dizzying honeycombs of hidden passages, deceptively thin walls

open doorways in walls whenever necessary. The lair has the following features: Disguised Entrances. An otherwise unremarkable cave (shown at the top of the map) provides the main access to the lair

Orcus Legacy

Monsters Out of the Abyss

Wand of Orcus. The wand has 7 charges, and any of its properties that require a saving throw have a save DC of 18. While holding it, Orcus can use an action to cast animate dead, blight, or speak

with dead. Alternatively, he can expend 1 or more of the wand’s charges to cast one of the following spells from it: circle of death (1 charge), finger of death (1 charge), or power word kill (2

Yan-C-Bin

Monsters Princes of the Apocalypse

ability is Charisma (spell save DC 20, +12;{"diceNotation":"1d20+12","rollType":"to hit","rollAction":"Innate Spellcasting"} to hit with spell attacks). He can innately cast the following spells

pale and cloudy, and he loses the Air Form trait. He can remain in polymorphed form for up to 1 hour. Reverting to his true form requires an action. Summon Elementals (1/Day). Yan-C-Bin summons up

Klauth

Monsters Storm King's Thunder

, cloudkill, disintegrate, etherealness, find the path (cast as 1 action), greater invisibility, haste, locate object, mass suggestion, mirage arcane (cast as 1 action), prismatic sprayKlauth can take 3

; as Klauth is also known, likes to lie on a ledge high on one of the valley walls and survey his domain, descending occasionally to snatch up an animal or intruder. The walls around the valley

Orcus

Monsters Mordenkainen Presents: Monsters of the Multiverse

. Master of Undeath. Orcus can cast animate dead (at will) and create undead (3/day). He chooses the level at which the spells are cast, and the creatures created by them remain under his control

indefinitely. Additionally, he can cast create undead even when it isn’t night. Special Equipment. Orcus wields the Wand of Orcus.Multiattack. Orcus makes three Wand of Orcus, Tail, or Necrotic Bolt

Fractine

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

surfaces substituting for the mirror needed to cast certain divination spells. While being used in this way, the fractine siphons magical energy from the spellcaster—not enough to cause harm

indestructible and opaque walls, and is only as big as it needs to be to contain the target, which doesn’t suffer from hunger or thirst while imprisoned. No other creature can enter the demiplane

Yarnspinner

Monsters Domains of Delight: A Feywild Accessory

following structures out of webbing: A 3-inch-thick, opaque wall of webbing consisting of up to three 10-foot-square sections, each of which must be anchored on at least two sides by other walls

. Yarnspinner’s favorite activity is to read stories aloud to the animals that occupy his domain, all of which benefit from having had awaken spells cast on them. The archfey’s stories

Temple of the Gods

Spells Xanathar's Guide to Everything

enclosed by a floor, walls, and a roof, with one door granting access to the interior and as many windows as you wish. Only you and any creatures you designate when you cast the spell can open or close

smell of burning incense fills the air within, and the temperature is mild. The temple opposes types of creatures you choose when you cast this spell. Choose one or more of the following: celestials

Dyrrn

Monsters Eberron: Rising from the Last War

flesh twists in alien ways. The creature has disadvantage on attack rolls, its speed is reduced by half, and if it tries to cast a spell, it must first succeed on a DC 15 Intelligence check or the spell

horrid site shaped from the leftover flesh and bones of the daelkyr’s sculpting. The walls of the palace undulate as air flows through them, as if the space were breathing. Lair Actions. While

Claugiyliamatar (possessed)

Monsters Divine Contention

’s spellcasting ability is Charisma (spell save DC 19). She can innately cast the following spells, requiring no material components: 1/day each: invisibility, legend lore, protection from

trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that reaches the forest floor carries an emerald green cast, and every

Baphomet Legacy

Monsters Out of the Abyss

. Innate Spellcasting. Baphomet’s spellcasting ability is Charisma (spell save DC 18). He can innately cast the following spells, requiring no material components. At will: detect magic 3/day

more of the following effects: Plant life within 1 mile of the lair grows thick and forms walls of trees, hedges, and other flora in the form of small mazes. Beasts within 1 mile of the lair

Claugiyliamatar

Monsters Storm King's Thunder

: blight, legend lore (cast as 1 action), locate creature, pass without trace, protection from energy, true seeingClaugiyliamatar can take 3 legendary actions, choosing from the options below. Only one

reaches the forest floor carries an emerald green cast, and every sound seems muffled. At the center of its forest, a green dragon chooses a cave in a sheer cliff or hillside for its lair, preferring an

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

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

dragon’s magic, creating one or more of the following effects: Background Check. Once per day, the dragon can cast the legend lore spell, requiring no spell components, naming any person, place, or

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

of caves and tunnels; the stone surfaces are smooth and water-worn, and the air is cool and slightly damp. Glowing Crystals. Large clusters of glowing amethyst crystals grow out from the walls and

surrounding a legendary amethyst dragon’s lair is altered by the dragon’s magic, creating one or more of the following effects: Background Check. Once per day, the dragon can cast the legend

Strahd von Zarovich

Monsters Curse of Strahd

, Strahd can pass through solid walls, doors, ceilings, and floors as if they weren’t there. Strahd targets any number of doors and windows that he can see, causing each one to either open or

curse spell cast on the target restores its natural shadow, but only if its undead shadow has been destroyed. Necrotic; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Adult Topaz Dragon

Monsters Fizban's Treasury of Dragons

Amphibious. The dragon can breathe both air and water. Fabricate (1/Day). The dragon can cast fabricate, requiring no spell components and using Intelligence as the spellcasting ability. Legendary

in the sunlight and watch the waves below. Entry Tunnel. A long tunnel leads from the outcropping to the heart of the lair. Decorated Caverns. The walls of the lair are mostly still in their natural

Ancient Topaz Dragon

Monsters Fizban's Treasury of Dragons

Amphibious. The dragon can breathe both air and water. Fabricate (1/Day). The dragon can cast fabricate, requiring no spell components and using Intelligence as the spellcasting ability. Legendary

where the dragon can bask in the sunlight and watch the waves below. Entry Tunnel. A long tunnel leads from the outcropping to the heart of the lair. Decorated Caverns. The walls of the lair are

Dire Corby

Monsters Mordenkainen's Fiendish Folio Volume 1

unable to use the Dash action, cannot climb, or cast spells other than cantrips until the start of its next turn. Keen Hearing. The dire corby has advantage on Wisdom (Perception) checks that rely on

. Their song has a strange magical current to it, causing those who hear it to suffer a stomach-churning vertigo that makes it impossible to move at speed or climb cave walls. Spellcasters suffer as their

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

green cast, and every sound seems muffled. At the center of its forest, a green dragon chooses a cave in a sheer cliff or hillside for its lair, preferring an entrance hidden from prying eyes. Some seek

form labyrinthine passages within 1 mile of the dragon’s lair. The thickets act as 10-foot-high, 10-foot-thick walls that block line of sight. Creatures can move through the thickets, with every

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

. The moss-covered trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that reaches the forest floor carries an emerald green cast

labyrinthine passages within 1 mile of the dragon’s lair. The thickets act as 10-foot-high, 10-foot-thick walls that block line of sight. Creatures can move through the thickets, with every 1 foot

Zariel Legacy

Monsters Mordenkainen’s Tome of Foes

spellcasting ability is Charisma (spell save DC 26). She can innately cast the following spells, requiring no material components: At will: alter self (can become Medium when changing her appearance

to the stronghold’s wall, the dying remains of those who failed to impress the archdevil. The stronghold, covering five square miles, is surrounded by walls reinforced with high turrets. Devils

Barbarian Legacy

Classes Basic Rules (2014)

by walls and crowds. They thrive in the wilds of their homelands: the tundra, jungle, or grasslands where their tribes live and hunt. Barbarians come alive in the chaos of combat. They can enter a

? Perhaps you were a prisoner of war, brought in chains to another land and only now able to win your freedom. Or you might have been cast out from your people because of a crime you committed, a taboo you

Control Water Legacy

Spells Basic Rules (2014)

Until the spell ends, you control any freestanding water inside an area you choose that is a cube up to 100 feet on a side. You can choose from any of the following effects when you cast this spell

in the area to move in a direction you choose, even if the water has to flow over obstacles, up walls, or in other unlikely directions. The water in the area moves as you direct it, but once it moves

Basement Features

Compendium - Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos

(Athletics) check to batter open from the inside. Floors. The floors are worked stone and covered with small puddles of water. Illumination. Sconces hold torches that have continual flame spells cast on them. The sconces are spaced at 20-foot intervals along the walls.

Basement Features The Fortress of Caerdoon’s basement has the following features: Walls. The walls are damp and made of smooth, worked stone. Ceilings. The ceilings throughout this level are 10 feet

26: Observation Room

Compendium - Sources->Dungeons & Dragons->The Book of Many Things

26: Observation Room Wide windows along the east and west walls of this elevated room overlook the adjacent simulation chambers; the windows aren’t visible from the chambers below. A chaotic evil

the following spells, targeting the simulation chamber to which the console is closest. The spell’s area is restricted to the dimensions of the simulation chamber in which it is cast. Each spell can be

12. Candlelit Halls

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

12. Candlelit Halls The walls of these 10-foot-high corridors and chambers are lined with shallow niches holding black wax candles that burn with a purple light. If the characters have had an easy

areas 12c and 12d by crawling along the walls. 12a. Bat Roosts The bare walls and floors of these connected chambers are covered with bat guano, and the 10-foot-high ceiling is made of rough stone. Four

Temple Features

Compendium - Sources->Dungeons & Dragons->Dragon Delves

high. Dim Light Eerie green light emanates from goat skulls embedded in the temple’s walls. These skulls cast Dim Light throughout the temple. Doors and Secret Doors Temple doors are unlocked and made

of iron with carved bone handles. Secret doors are made of stone and blend into the surrounding walls (DC 15 to notice). Secret doors are unlocked and swing open on hidden iron hinges. Rubble Rubble

18. Cold Storage

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

. The walls rise 10 feet, then angle inward, forming a pyramidal roof with a 40-foot-high apex. Inscribed on the sloped north wall is a 10-foot-tall Dwarvish rune that glows with a faint blue light. Any

rune’s magic lowers the room’s temperature to 0 degrees Fahrenheit. When a spell is cast in this room (including one cast from a magic item), the giant rune flashes and deals 36 (8d8) cold damage to

Mortuary Basement Features

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Turn of Fortune’s Wheel

aloft by walls of smooth stone. Doors. Doors are iron gates that squeak as they swing on their hinges. Lighting. The basement is dimly lit by sputtering continual flame spells cast on wall sconces grasped by iron skeletal hands.

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