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Ancient Blue Dragon Legacy

Monsters Basic Rules (2014)

that is within 120 feet of the dragon and aware of it must succeed on a DC 20 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its

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

Monsters Basic Rules (2014)

that is within 120 feet of the dragon and aware of it must succeed on a DC 17 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its

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

Zikzokrishka

Monsters Candlekeep Mysteries

Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature’s saving throw

, Zikzokrishka can take a lair action to cause one of the following effects. She can’t use the same effect two rounds in a row: Part of the ceiling collapses above one creature that Zikzokrishka

Adult White Dragon Legacy

Monsters Basic Rules (2014)

feet of the dragon and aware of it must succeed on a DC 14 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect

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

Ancient White Dragon Legacy

Monsters Basic Rules (2014)

feet of the dragon and aware of it must succeed on a DC 16 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the

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

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature's saving throw is successful or the effect ends for it, the

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

Adult Brass Dragon Legacy

Monsters Basic Rules (2014)

minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature's saving throw is successful or the effect ends for it, the

’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

Iymrith

Monsters Storm King's Thunder

DC 20 Wisdom saving throw or become frightened for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a creature's saving

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

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary

poisoned creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Making their lairs in the depths of the Underdark, deep dragons are nightmarish

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary action can

. The poisoned creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Making their lairs in the depths of the Underdark, deep dragons are

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

minute. A frightened creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. These later saves have disadvantage if Baphomet is within line of

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

Baphomet Legacy

Monsters Out of the Abyss

repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. These later saves have disadvantage if Baphomet is within line of sight of the creature. If a creature

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

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

Hierophant Medusa

Monsters The Book of Many Things

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

restrained creature must repeat the saving throw at the end of its next turn. On a failed save, it has the petrified condition, and on a successful save, the effect ends on it. The petrification lasts

The Mazes

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

—the Mazes swallow their prisoners in an instant. The Mazes resemble a dense labyrinth of empty streets and alleys in Sigil but are devoid of life and repeat endlessly. No magic allows a creature

the Lady of Pain leaves a single portal in every Maze, but finding the escape route is all but impossible for the imprisoned, as even if such portals exist, they can’t be detected through magical means. The few who claim to have escaped the Mazes are quickly branded as liars.

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

23. Body Tanks

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

floor-to-ceiling glass tanks, four of which are filled with a light-blue fluid in which the body of an elderly male human is suspended. Three of the bodies appear lifeless and inert. The fourth looks

Door Located at the back of an empty tank, this locked door leads to area 9. It can be detected with a successful DC 14 Wisdom (Perception) check. Without the key carried by Andras, its lock can be

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

Example Traps

Compendium - Sources->Dungeons & Dragons->D&D Beyond Basic Rules

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

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

53. The Valve

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3

the ceiling directly above the pit, a thin slab that looks like ordinary stonework conceals a sloping tunnel that leads upward. The slab can’t be detected or manipulated from this side.

Grell

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

Grell A grell resembles a bulbous floating brain with a wide, sharp beak. It prefers to ambush lone creatures or stragglers, hovering silently near the ceiling of a passage or cavern until a suitable

: 7 (1d10 + 2) piercing damage, and the target must succeed on a DC 11 Constitution saving throw or be poisoned for 1 minute. The poisoned target is paralyzed, and it can repeat the saving throw at

Adult Emerald Dragon

Monsters Fizban's Treasury of Dragons

inspire your portrayal of distinctive emerald dragon characters. Emerald Dragon Personality Traits d8;{"diceNotation":"1d8","rollType":"roll","rollAction":"Trait"} Trait 1 I repeat

disguised as a human merchant prince. 5 An adult emerald dragon shows an emerald dragon wyrmling how to safely observe Humanoids without being detected. 6 An adult emerald dragon keeps a

Whorlstone Tunnels

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

features are prevalent throughout the Whorlstone Tunnels. Ceilings and Floors. The average ceiling height is 50 feet, dropping to 25 feet in narrow tunnels. Narrow Tunnels. The narrowest tunnels are

Tunnels. Any creature that drinks the foul water must succeed on a DC 12 Constitution saving throw or become poisoned. The poisoned creature can repeat the saving throw at the end of each hour to end

16. Werebat Caves

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

werebats (see appendix A) hang from the ceiling in bat form, asleep. In this form, they are indistinguishable from giant bats. They awaken if they are attacked or otherwise disturbed. Niches. Three

found sanctuary in Undermountain, hid from the green dragon, and made peace with the archdruid Wyllow. Story time ends as soon as intruders are detected. Six of the werebats assume hybrid form before

3. False Entrance

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

a DC 15 Constitution saving throw or take 5 (1d10) poison damage and 5 (1d10) acid damage. While any affected creature remains in the tunnel, it must repeat the saving throw at the start of each of

its turns. After 10 rounds, the gas valves close and the stone block rises back into the ceiling. Any puzzle cubes still in their cavities are pushed out, and the trap resets. Any character searching

V1. Ezmerelda's Magic Wagon

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

dismiss the horses with a second command word (“Arvesh”). The horses can be dispelled (DC 15) but not harmed. The wagon has a hidden trapdoor in its underbelly that can be detected by a character who

looped around it, and the wire is connected to a flask of alchemist’s fire hanging from the wagon’s ceiling. When the door is opened, the flask falls and explodes, igniting one hundred more flasks of

22. Frictionless Trap

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

(1d12) damage and must succeed on a DC 15 Constitution saving throw or contract a disease called super-tetanus (see below). The walls, ceiling, and floor of the area between the pits are covered with a

. The creature takes 11 (2d10) damage at the start of each of its turns. If a victim is not cured by other means, it can repeat the saving throw at the end of every minute after becoming exposed, ending the effect on itself with a successful save.

19. Obo'laka's Shrine

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

from this side, though three knock spells will do the trick. 19C. Sun Pool A glorious sun is carved on the ceiling, directly above a pool of still water. The ceiling reflected in the pool doesn’t show a

characters enter this room via the pool, read: A full moon is carved on the ceiling here, directly above the pool. The walls are decorated with reliefs of the Omuan people carrying out daily chores

Sample Traps

Compendium - Sources->Dungeons & Dragons->Basic Rules (2014)

supports keeping an unstable section of a ceiling in place. The trip wire is 3 inches off the ground and stretches between two support beams. The DC to spot the trip wire is 10. A successful DC 15

, the trap triggers. Anyone who inspects the beams can easily determine that they are merely wedged in place. As an action, a character can knock over a beam, causing the trap to trigger. The ceiling

18. Corridor Protected by Fear Gas

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

retrace its steps, moving away from this area of the tomb by the safest route possible. The creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a

down. The way is blocked by thick webbing that fills the area from steps to ceiling. The steps down to the chamber at the end are filled with webs (as the spell) which can only be removed by magical

38. Revolving Room Trap

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

tunnel slope inward as they approach the ten-foot-high ceiling. Patches of mold cling to the walls and floor in the eastern half of the hall. Cut into the floor at the west end of the corridor is a

through the rectangular hole in the ceiling (area 38B) or through a stone door in the south wall. This room is shaped like a drum or cylinder lying on its side, with its south end tapering toward a small

Death Tyrant

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

dark crevice in the ceiling. These motes cast an eerie glow on the great, alien skull that hung beneath them.” — from the Journal of Jastus Hollowquill, explorer of Undermountain Deathly Despot

minute. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. Fear Ray. The targeted creature must succeed on a DC 17 Wisdom saving throw or

Fallen Angels

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

protective covering) knows that angel’s name and experiences the effect described below. If you wish, you can roll a d8 to determine which angel a character touches, rerolling any repeat results

effect can’t trigger that particular angel’s effect again until 24 hours have elapsed. Anaya This angel reaches toward the ceiling, its face a mask of hatred. A creature that makes contact with this

Magical Effects

Compendium - Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden

stabilizes gravity so that creatures stand upright even though the city rests at an angle. This enchantment extends over the enclave in a hemisphere whose ceiling is 800 feet high. Humanoids who

otherwise turn against the victim. Whenever it finishes a long rest, an infected humanoid must repeat the saving throw. On a successful save, the DC for future saves against the arcane blight drops by

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