being before detected ceiling remains

Levitate

Spells Player’s Handbook

One creature or loose object of your choice that you can see within range rises vertically up to 20 feet and remains suspended there for the duration. The spell can levitate an object that weighs up

a wall or a ceiling), which allows it to move as if it were climbing. You can change the target’s altitude by up to 20 feet in either direction on your turn. If you are the target, you can move

Piercer Legacy

Monsters Monster Manual (2014)

False Appearance. While the piercer remains motionless on the ceiling, it is indistinguishable from a normal stalactite. Spider Climb. The piercer can climb difficult surfaces, including upside down

Trapper Legacy

Monsters Volo's Guide to Monsters

False Appearance. While the trapper is attached to a ceiling, floor, or wall and remains motionless, it is almost indistinguishable from an ordinary section of ceiling, floor, or wall. A creature

Trapper

Monsters Mordenkainen Presents: Monsters of the Multiverse

False Appearance. If the trapper is motionless on a floor, wall, or ceiling at the start of combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the trapper

move or act, that creature must succeed on a DC 18 Intelligence (Investigation) check to discern that the trapper isn’t part of the floor, wall, or ceiling. Spider Climb. The trapper can climb

Piercer (Ice variant)

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

that misses its chance to kill must make its slow way back to the ceiling. A fallen piercer excretes a foul-smelling slime when attacked, making most predators think twice about eating it. Piercers

Reverse Gravity Legacy

Spells Basic Rules (2014)

ceiling) is encountered in this fall, falling objects and creatures strike it just as they would during a normal downward fall. If an object or creature reaches the top of the area without striking

anything, it remains there, oscillating slightly, for the duration. At the end of the duration, affected objects and creatures fall back down.

Levitate Legacy

Spells Basic Rules (2014)

One creature or loose object of your choice that you can see within range rises vertically, up to 20 feet, and remains suspended there for the duration. The spell can levitate a target that weighs up

as a wall or a ceiling), which allows it to move as if it were climbing. You can change the target's altitude by up to 20 feet in either direction on your turn. If you are the target, you can move up

Web Legacy

Spells Basic Rules (2014)

their area. If the webs aren't anchored between two solid masses (such as walls or trees) or layered across a floor, wall, or ceiling, the conjured web collapses on itself, and the spell ends at the

. On a failed save, the creature is restrained as long as it remains in the webs or until it breaks free. A creature restrained by the webs can use its action to make a Strength check against your

Antigravity Belt

Equipment

. Activating the Belt. As a bonus action, you can expend any number of the belt’s charges to activate it; the belt remains active for 1 minute per charge expended. You can use a bonus action to deactivate

the belt early, but doing so doesn’t recover any expended charges. When you activate the belt, and as a bonus action while it remains active, you can rise or descend vertically up to 20 feet

Astral Dreadnought Legacy

Monsters Mordenkainen’s Tome of Foes

resembles a stone cave roughly 1,000 feet in diameter with a ceiling 100 feet high. Like a stomach, it contains the remains of the dreadnought's past meals. The dreadnought can't be harmed from within

Astral Dreadnought

Monsters Mordenkainen Presents: Monsters of the Multiverse

diameter with a ceiling 100 feet high. Like a stomach, it contains the remains of past meals. The dreadnought can’t be harmed from within the demiplane. If the dreadnought dies, the demiplane

a unique demiplane—an enclosed space that contains eons worth of detritus, as well as the remains of travelers. The place has gravity and breathable air, and organic matter decays there. When

Clockwork Bronze Scout

Monsters Mordenkainen Presents: Monsters of the Multiverse

save, or half as much damage on a successful one.A bronze scout seldom emerges from underground. Its telescoping eyestalks observe foes at close range while most of its segmented body remains buried

. If detected, it sends electrical shocks through the ground toward pursuers while it retreats. Clockworks Gnomes’ tinkering with magic and mechanical devices has produced many failed

Mahadi the Rakshasa

Monsters Baldur’s Gate: Descent into Avernus

Limited Magic Immunity. Mahadi can’t be affected or detected by spells of 6th level or lower unless he wishes to be. He has advantage on saving throws against all other spells and magical

in an unoccupied space within 60 feet of him, acts as his ally, and can’t summon other devils. The erinyes remains for 10 minutes or until Mahadi dismisses it as an action. If the erinyes dies

Shadar-kai Gloom Weaver

Monsters Mordenkainen Presents: Monsters of the Multiverse

invisible and teleports, along with any equipment it is wearing or carrying, up to 60 feet to an unoccupied space it can see. It remains invisible until the start of its next turn or until it attacks or

the heart, causing those nearby to feel the approach of death. If detected, gloom weavers use their shadow magic to reduce enemies to ghastly corpses. Shadar-kai In the gloom of the Shadowfell live

Transmute Rock

spells Elemental Evil Player's Companion

sort in the area becomes an equal volume of thick, flowing mud that remains for the spell’s duration. The ground in the spell’s area becomes muddy enough that creatures can sink into it

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

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

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

connect the main caves to the three chambers above. Each chimney appears to continue up through the ceiling of the upper level and down through the floor of the lower level, but the dragon’s

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

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

;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. The existing abundance of amethysts remains, but new crystals and geodes form at a normal rate.Force, PsychicChange Shape. The dragon

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

Aarakocra Legacy

Species Elemental Evil Player's Companion

lies on the slopes of the Star Mounts’ southernmost mountains. At the headwaters of the Unicorn Run, the Last Aerie is home to several dozen aarakocra. Recently, aarakocra elders detected

have historical ties to the Wind Dukes of Aaqa. Exceptional individuals honor that connection and might seek out the missing pieces of the Rod of Seven Parts, the remains of an artifact fashioned by

Hierophant Medusa

Monsters The Book of Many Things

martyrs’ remains until the martyrs are called back to life to oppose a world-changing foe. 2 Gather the lost shards of a dead god’s petrified body, and reunite them on the altar in the

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

7. The Forsaken Prison

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a7

some 3 feet square. At the place it turns east there is a plug in the ceiling, which can be detected only with magic or if a character has sense enough to check for secret doors. A character who

upward or downward has any results. Moving them up opens a small trapdoor in the center of the ceiling 10 feet above. Pushing them simultaneously down opens the entire floor to a 100-foot-deep pit with

25. Pillared Throne Room

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a7

25. Pillared Throne Room You look upon an enormous chamber colored in pastels. A forest of massive, many-hued columns support the ceiling. Aura. Each of the 3-foot-diameter pillars radiates an

aura of transmutation magic when such is detected for. Upwardly Mobile. Any character who touches a pillar with or without intent will uncontrollably float upward (as if affected by a levitate spell

7. Library and Scriptorium

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

7. Library and Scriptorium Dwarves only rarely commit words to paper, making this dwarven library a rare find. Characters who make no effort to conceal their approach are detected by the creatures in

this room, which has a 20-foot-high vaulted ceiling. The room contains the following: Shelves. Scrolls bound in copper wire line stone shelves embedded in the east and west walls. Monsters. Four

Portal Basics

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Sigil and the Outlands

particular object called a portal key. When a creature with a portal’s key crosses a portal’s threshold, the portal remains open until the start of that creature’s next turn. Portals are usually invisible

when they’re inactive (including to detect magic spells), but they can be detected by the true seeing or warp sense spell (see chapter 1 of this book for a description of the latter). When a portal activates, it typically becomes outlined in light with its destination visible beyond.

Temple Features

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

Temple Features Unless otherwise specified, the temple has the following features. Ceilings The temple’s passages and rooms are 20 feet high everywhere except area T13, where the ceiling is 30 feet

marked on Map: Temple of Orcus is Difficult Terrain. Skeletal Remains The skeletal remains of the original cultists are marked on Map: Temple of Orcus. Searching a cultist’s remains requires a Search

X3. Empty Barracks

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.

X39. Plundered Treasury

Compendium - Sources->Dungeons & Dragons->Curse of Strahd

X39. Plundered Treasury The amber doors that once sealed this great stone room have been smashed, their pieces lying amid crushed bones, armor, and weapons. The ceiling here is 30 feet high and flat

. A 10-foot-square hole in the northwest corner of the ceiling magically forms if the iron chest in area X26 is opened. An amber golem once stood guard here, but it escaped after thieves broke into the

21. Giant Spider Hatchery

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

21. Giant Spider Hatchery Webs. Thick webs fill the corners, shroud the ceiling, and smother the rotted remains of old furnishings. Spiders and Eggs. Four giant spiders guard a large cluster of

Example Traps

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide

creature can examine the trapped area and make a DC 11 Wisdom (Perception) check, detecting the trip wire and the unstable section of ceiling on a successful check. Once detected, the trip wire can be

collapse an unstable section of ceiling. The trip wire is 3 inches off the ground and stretches between two weak supports that topple when the trip wire is pulled. The first creature that crosses the

Bronze Scout

Compendium - Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes

Bronze Scout A bronze scout seldom emerges from below ground; thanks to its telescoping eyestalks, it can observe enemies at close range while most of its segmented, wormlike body remains buried. If

it is detected, the bronze scout deters pursuers by sending electrical shocks through the ground while it retreats to safety. Bronze Scout Medium construct, unaligned Armor Class 13 Hit Points

K69. Guards' Quarters

Compendium - Sources->Dungeons & Dragons->Curse of Strahd

K69. Guards’ Quarters Sickly, yellow lichen covers the ceiling of this cold, damp, ten-foot-wide passage running east and west. Opening off both sides of this passage are ten-foot-square alcoves that

contain rotting cots, rags, and the skeletal remains of castle guards. A deathly silence fills the hall. The yellow lichen is harmless. When one or more characters reach the midpoint of the hall, ten human skeletons leap from the alcoves and attack.

32. Hidden Trapdoor

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.

15. Boiling Lake

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a4

, above the ledge, near the ceiling of the cavern. Any creature that enters the boiling lake takes 44 (8d10) fire damage immediately and again at the start of each of its turns for as long as it remains in the lake. Map 4.4: Boiling Lake

15. Boiling Lake This boiling lake is several hundred feet deep, extending down to the red-hot rock below, and reaching nearly to the ceiling of the cavern it occupies, 50 feet above the level of the

Yakfolk Neighbors

Compendium - Sources->Dungeons & Dragons->Storm King's Thunder

encounters along the way. If fought in the barn, the yakfolk frees two boars, which attack and pursue intruders. 5B 1 yakfolk warrior The yakfolk remains here. 5C, 5D 2 yakfolk warriors The yakfolk

remain here. 5E 1 yakfolk warrior The yakfolk remains here. 6 1 yakfolk warrior When an alarm sounds, the yakfolk kills its prisoners, then heads to area 8, attacking intruders it encounters along the way

D&D Beyond

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