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Returning 35 results for 'before bonus diffusing ceiling reverting'.
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Magic Items
Dungeon Master’s Guide
You have a +2 bonus to attack rolls and damage rolls made with this magic weapon.
While holding this weapon, you can cause it to emit green Dim Light out to 10 feet, either as a Bonus Action or
after you roll Initiative, or you can extinguish the light as a Bonus Action.
While holding this weapon, you can take a Bonus Action to alter its form, turning it into a 6-inch rod (for ease of storage
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
Monsters
Mordenkainen Presents: Monsters of the Multiverse
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
traveled.
Unerring Tracker. As a bonus action, this creature magically creates a psychic link with one creature it can see. For the next hour, as a bonus action this creature learns the current
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
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
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 or uses a bonus
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
Bonus Action to alter its form, turning it into a 6-inch rod (for ease of storage) or a 10-foot pole, or reverting it a Quarterstaff; the weapon will elongate only as far as the surrounding space allows
Quarterstaff of the Acrobat Weapon (Quarterstaff), Very Rare (Requires Attunement) You have a +2 bonus to attack rolls and damage rolls made with this magic weapon. While holding this weapon, you can
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Bonus Action to alter its form, turning it into a 6-inch rod (for ease of storage) or a 10-foot pole, or reverting it a Quarterstaff; the weapon will elongate only as far as the surrounding space allows
Quarterstaff of the Acrobat Weapon (Quarterstaff), Very Rare (Requires Attunement) You have a +2 bonus to attack rolls and damage rolls made with this magic weapon. While holding this weapon, you can
Compendium
- Sources->Dungeons & Dragons->Hold Back The Dead
take a Bonus Action to alter its form, turning it into a 6-inch rod (for ease of storage) or a 10-foot pole, or reverting it a Quarterstaff; the weapon will elongate only as far as the surrounding space
sheets)
Quarterstaff of the Acrobat Weapon (Quarterstaff), Very Rare (Requires Attunement) You have a +2 bonus to attack rolls and damage rolls made with this magic weapon. While holding this weapon
Compendium
- Sources->Dungeons & Dragons->Scions of Elemental Evil
take a Bonus Action to alter its form, turning it into a 6-inch rod (for ease of storage) or a 10-foot pole, or reverting it a Quarterstaff; the weapon will elongate only as far as the surrounding space
sheets)
Quarterstaff of the Acrobat Weapon (Quarterstaff), Very Rare (Requires Attunement) You have a +2 bonus to attack rolls and damage rolls made with this magic weapon. While holding this weapon
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
King commands them to. The Pudding King can use a bonus action to make a patch of green slime fall from the ceiling onto a creature below. In front of the throne is a footstool made from a squat
30. Throne Room Phosphorescent lichen illuminates this cave, the floor of which is covered with pools of green slime. More green slime clings to the ceiling and forms hideous drapes along the walls
Compendium
- Sources->Dungeons & Dragons->Hoard of the Dragon Queen
opportunistic bloodsuckers attack in the confusion. The stirges gain a +2 bonus to AC in the bat storm. The bats calm down and return to their roosts on the ceiling after five minutes of quiet in area
). If that causes someone to look up, describe how the ceiling is carpeted with bats with a successful DC 10 Wisdom (Perception) check. To avoid startling the bats, characters must proceed very quietly
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
, and the opportunistic bloodsuckers attack in the confusion. The stirges gain a +2 bonus to AC in the bat storm. The bats calm down and return to their roosts on the ceiling after five minutes of quiet
). If that causes someone to look up, describe how the ceiling is covered with bats with a successful DC 10 Wisdom (Perception) check. To avoid startling the bats, characters must proceed very quietly
Compendium
- Sources->Dungeons & Dragons->Quests from the Infinite Staircase
charges. 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
Compendium
- Sources->Dungeons & Dragons->Uni and the Hunt for the Lost Horn
. While holding this weapon, you can take a Bonus Action to alter its form, turning it into a 6-inch rod (for ease of storage) or a 10-foot pole, or reverting it a Quarterstaff; the weapon will elongate
force the creature to make a Constitution saving throw (DC 8 plus the ability modifier used to make the attack roll and your Proficiency Bonus). On a failed save, the creature has the Prone condition
Compendium
- Sources->Dungeons & Dragons->Monsters of the Multiverse
., passive Perception 11
Languages —
Challenge 3 (700 XP) Proficiency Bonus +2
False Appearance. If the trapper is motionless on a floor, wall, or ceiling at the start of combat, it has
surroundings, while its soft, inward-facing side clings to the floor, wall, or ceiling in its hunting territory. It remains motionless as it waits for prey to come close. When a target is within its reach
Monsters
Fizban's Treasury of Dragons
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
transformation ends if the dragon is reduced to 0 hit points or uses a bonus action to end it.
Psychic Step. The dragon magically teleports to an unoccupied space it can see within 60 feet of it.
Monsters
Fizban's Treasury of Dragons
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
dragon is reduced to 0 hit points or uses a bonus action to end it.
Psychic Step. The dragon magically teleports to an unoccupied space it can see within 60 feet of it.
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
greatclub. Characters with a passive Wisdom (Perception) score lower than 16 are surprised by the giant as it rises from the pool. Clinging to the 50-foot-high ceiling are ten piercers. As a bonus action
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
K41. Treasury This octagonal vault is free of dust and cobwebs. The domed ceiling forty feet above is painted black and sparkles with a display of stars in unfamiliar constellations. Barely contained
within this vault is a square tower, twenty feet on a side and thirty feet high, with arrow slits on all sides and a battlemented roof. The domed ceiling is coated with dry pitch. The “stars” are
Compendium
- Sources->Dungeons & Dragons->Monstrous Compendium Volume One: Spelljammer Creatures
uses its hooks to attach to a wall or ceiling until suitable prey passes nearby. A parasite that comes in physical contact with a Humanoid uses its hooks to latch onto it. The parasite can then drain
Perception 10
Languages telepathy 30 ft.
Challenge 3 (700 XP) Proficiency Bonus +2
Unusual Nature. The parasite doesn’t require air or sleep.
Actions
Cling. Melee Weapon Attack: +4 to hit
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
-high, arched ceiling and contains three 1-foot-thick, magic curtains of translucent, shimmering green seawater. Each watery curtain stretches from floor to ceiling and wall to wall. Sound passing
more from a single source, it becomes a 1-foot-thick wall of ice (as if created by a wall of ice spell) for 10 minutes before reverting to its original form. A watery curtain targeted by a successful
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
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
23. Time Chamber Two massive hourglasses occupy this irregularly shaped chamber. Their glass globes are nearly fifteen feet across, with each hourglass rising almost to the ceiling thirty feet
. Sifting through the pile reveals 1d4 + 2 tiny diamonds amid the grains of sand. Each diamond has an apparent value of 100 gp, and a character in possession of a diamond can use a bonus action to
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
are under the effect of a spider climb spell) can move through the tunnels at a normal pace. A thin layer of frost coats the walls, floor, and ceiling throughout. The westernmost tunnel branch opens
cold damage at the start of each of its turns. The web lacks immunity to bludgeoning damage. 9A. Larder This natural cave has a 30-foot-high ceiling supported by five rocky columns. The floor is flat
Compendium
- Sources->Dungeons & Dragons->Rise of Tiamat
23. Time Chamber Two massive hourglasses occupy this irregularly shaped chamber. Their glass globes are nearly fifteen feet across, with each hourglass rising almost to the ceiling thirty feet
. Sifting through the pile reveals 1d4 + 2 tiny diamonds amid the grains of sand. Each diamond has an apparent value of 100 gp, and a character in possession of a diamond can use a bonus action to
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
of the canyon, a wide archway admits visitors to the grand hall that serves as the main lair. Regal statues stand bathed in sunlight admitted by huge shafts in the ceiling—wide enough for the dragon to
partially collapsed chamber most easily accessed by way of a shaft in the ceiling. (A narrow gap in the fallen stones filling an old passageway might allow a Small or nimble character to squeeze in or out
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
cascade down either side of the sanctum’s entrance, casting eerie light on the vaulted ceiling. At the opposite end of the sanctum looms a towering statue of a dwarven woman. Cracks race along her arms
15
Languages Common, Goblin, telepathy 60 ft.
Challenge 5 (1,800 XP) Proficiency Bonus +3
Legendary Resistance (2/Day). When Ruxithid fails a saving throw, he can choose to succeed instead
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
bats hanging from the 20-foot-high ceiling. If bright light is shone at them or if someone makes a noise louder than a whisper, the bats coalesce into three hostile swarms of bats. These swarms were
the cave-in. Mounds of broken rock block the tunnel, piled from ceiling to floor. The other parts of the cave-in were passable after the collapse, but this seems an impenetrable wall of earth
Compendium
- Sources->Dungeons & Dragons->Monster Manual (2014)
. Then it drops from the ceiling and unfurls, surrounding itself with magical darkness as it engulfs and crushes its prey. Darkmantles are found throughout the Underdark, but they are equally common on
. The darkmantle’s speed also becomes 0, it can’t benefit from any bonus to its speed, and it moves with the target.
A creature can detach the darkmantle by making a successful DC 13 Strength check
Compendium
- Sources->Dungeons & Dragons->Monster Manual
Darkmantle Ceiling-Clinging Ambush Predator Habitat: Underdark; Treasure: None Unnatural subterranean hunters, darkmantles veil themselves in magical shadows and use their bizarre anatomies to
attack rolls. Its Speed becomes 0, it can’t benefit from any bonus to its Speed, and it moves with the target.
A creature can take an action to try to detach the darkmantle from itself, doing so with a
Compendium
- Sources->Dungeons & Dragons->Monster Manual
like someone trapped in a wall. 4 Organizes a pack’s contents across the floor. 5 Playfully puppets a corpse or doll. 6 Removes bedding while someone sleeps. 7 Sticks knives or weapons in the ceiling
30 feet straight away from the poltergeist.
Bonus Actions
Vanish. The poltergeist gives itself the Invisible condition or ends that condition on itself.
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
Faceless Lord. Just let yourselves be eaten and disgorged!”
The Pudding King (see appendix C) prefers to cast spells while using the throne for cover. As a bonus action on his turn, he commands a
patch of green slime to drop from the ceiling onto one randomly determined party member (see “Dungeon Hazards” in chapter 5 of the Dungeon Master’s Guide for the rules and effects of green slime). When
Compendium
- Sources->Dungeons & Dragons->Quests from the Infinite Staircase
brilliantly lit indoor garden. The room’s domed ceiling glows with warm light, giving life to the lush plants along the stream. Nestled among the ferns, flowers, and palm trees in the garden are two
enormous bronze bowls filled with leafy pomegranates, pears, figs, and dates.
Sunlight beams down from this room’s ceiling. Secret Doors. The foliage hides secret doors: one in the southwest alcove
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
and initiative count 10. Active Elements. The Path of Blades includes a set of whirling blades along the first 80 feet of the trap, crushing pillars that slam down from the ceiling to the floor before
rising back up to the ceiling in the next 50 feet, and a rune of fear in its final 30 feet. Whirling Blades (Initiative 20). The blades attack each creature in the first 80 feet of the hallway, with a
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
defenders. As a bonus action, Y’demi or the spectator can make the kites attack intruders. Damaging an inert kite also activates it, as does attacking the line of entrails that attaches the kite to
10 feet into the cave, a defensive sigil detonates on the ceiling, causing a cave-in. A character who moves 5 feet into the cave can detect this sigil with a successful DC 17 Perception (Wisdom) check






