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Returning 35 results for 'being before diameter ceiling rolls'.
Monsters
Monster Manual
Tunneler. The umber hulk can burrow through solid rock at half its Burrow Speed and leaves a 10-foot-diameter tunnel in its wake.Multiattack. The umber hulk makes three Rend attacks.
Rend. Melee
. Failure: The target can’t take Reactions until the start of the umber hulk’s next turn, and the target rolls 1d8;{"diceNotation":"1d8", "rollType":"roll", "rollAction":"Confusing Gaze"} to
Magic Items
Dungeon Master’s Guide
This staff has 6 charges and can be wielded as a magic Quarterstaff that grants a +2 bonus to attack rolls and damage rolls made with it. While holding it, you have a +2 bonus to spell attack rolls
is 60 feet tall and has a 5-foot-diameter trunk, and its branches at the top spread out in a 20-foot radius. The tree appears ordinary but radiates a faint aura of Transmutation magic that can be
Spells
Player’s Handbook
feet in diameter. If you choose an object, it must remain in place; if it is moved more than 10 feet from where you cast this spell, the glyph is broken, and the spell ends without being triggered
Disadvantage on attack rolls and ability checks.
Fear. Each target must succeed on a Wisdom saving throw or have the Frightened condition for 1 minute. While Frightened, the target must move at least 30
Spells
Elemental Evil Player's Companion
You cause up to six pillars of stone to burst from places on the ground that you can see within range. Each pillar is a cylinder that has a diameter of 5 feet and a height of up to 30 feet. The
ground where a pillar appears must be wide enough for its diameter, and you can target the ground under a creature if that creature is Medium or smaller. Each pillar has AC 5 and 30 hit points. When
Monsters
Journeys through the Radiant Citadel
Pack Leader. The aurumvorax’s allies have advantage on attack rolls while within 10 feet of the aurumvorax, provided it isn’t incapacitated.
Tunneler. The aurumvorax can burrow through
solid rock and metal at half its burrowing speed and leaves a 5-foot-diameter tunnel in its wake.Multiattack. The aurumvorax makes one Bite attack and two Claw attacks.
Bite. Melee Weapon
Astral Dreadnought
Legacy
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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
Staff of the Woodlands
Legacy
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Magic Items
Basic Rules (2014)
This staff can be wielded as a magic quarterstaff that grants a +2 bonus to attack and damage rolls made with it. While holding it, you have a +2 bonus to spell attack rolls.
The staff has 10
tree. The tree is 60 feet tall and has a 5-foot-diameter trunk, and its branches at the top spread out in a 20-foot radius. The tree appears ordinary but radiates a faint aura of transmutation magic
Monsters
Mordenkainen Presents: Monsters of the Multiverse
weapon the target is carrying or wearing takes a permanent −1 penalty to damage rolls. The penalty worsens each time a target is subjected to this effect. If the penalty on an object drops to
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
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
Monsters
Mordenkainen's Fiendish Folio Volume 1
speak to and understand rat;rats and giant rat;giant rats.
Swarming Rush. A jermlaine adds 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Swarming Rush"} to its weapon damage rolls while
Underdark passages, hiding the entrances to keep intruders out and set up their ambushes. The jermlaine create passages in the floor, along the walls, and in the upper part of the ceiling. When they attack
Monsters
Mordenkainen Presents: Monsters of the Multiverse
tempest is always at the center of a storm 1d6 + 4;{"diceNotation":"1d6+4","rollType":"roll","rollAction":"Living Storm"} miles in diameter. Heavy precipitation in the form of either rain or snow
in the area covered by the storm. The winds impose disadvantage on ranged attack rolls. The winds extinguish open flames and disperse fog.
Siege Monster. The tempest deals double damage to objects
Elder Tempest
Legacy
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Monsters
Mordenkainen’s Tome of Foes
storm 1d6 + 4;{"diceNotation":"1d6+4","rollType":"roll","rollAction":"Living Storm"} miles in diameter. Heavy precipitation in the form of either rain or snow falls there, causing the area to be lightly
winds impose disadvantage on ranged attack rolls. The winds extinguish open flames and disperse fog.
Siege Monster. The tempest deals double damage to objects and structures.Multiattack. The tempest
Monsters
Fizban's Treasury of Dragons
than a foot in diameter that extend six to ten feet from the interior stone surfaces of the lair. These crystals resonate with the dragon’s presence, and glow with a soft inner light. The older
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
Symbol
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Spells
Basic Rules (2014)
, a scroll, or a treasure chest). If you choose a surface, the glyph can cover an area of the surface no larger than 10 feet in diameter. If you choose an object, that object must remain in its place
communication and has disadvantage on attack rolls and ability checks.
Fear. Each target must make a Wisdom saving throw and becomes frightened for 1 minute on a failed save. While frightened, the
Monsters
Fizban's Treasury of Dragons
split open to show their contents and clusters of crystal points more than a foot in diameter that extend six to ten feet from the interior stone surfaces of the lair. These crystals resonate with the
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
Baphomet
Legacy
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Monsters
Out of the Abyss
effects.
Magic Weapons. Baphomet’s weapon attacks are magical.
Reckless. At the start of his turn, Baphomet can gain advantage on all melee weapon attack rolls during that turn, but attack rolls
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
Yeenoghu
Legacy
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Monsters
Out of the Abyss
same effect two rounds in a row.
Yeenoghu causes an iron spike—5 feet tall and 1 inch in diameter—to burst from the ground at a point he can see within 100 feet of him. Any creature in
, causing them to have advantage on melee weapon attack rolls and causing attack rolls to have advantage against them.
Regional Effects
The region containing Yeenoghu’s lair is warped by his
Monsters
Mordenkainen Presents: Monsters of the Multiverse
count 20, all gnoll;gnolls and hyena;hyenas within the lair are enraged, causing them to have advantage on melee weapon attack rolls and causing attack rolls to have advantage against them.
Iron Spike
. Yeenoghu causes an iron spike—5 feet tall and 1 inch in diameter—to burst from the ground at a point he can see within 100 feet of him. Any creature in the space where the spike emerges
Monsters
Planescape: Adventures in the Multiverse
damage and is magically weakened as it is desynchronized from the time stream. While the creature is in this state, attack rolls against it have advantage, it has the poisoned condition, and other
the effect on itself after it succeeds on three of these saves.
Time Gate (1/Day). The dragon conjures a 20-foot-diameter, circular portal in the space between its horns or in an unoccupied space it
Juiblex
Legacy
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Monsters
Out of the Abyss
a permanent −1 penalty to damage rolls. The penalty worsens each time a target is subjected to this effect. If the penalty on an object drops to −5, the object is destroyed.Juiblex can
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
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
Q33. Collapsed Ceiling The roof over this part of the mansion has collapsed, creating a twenty-foot-diameter gaping hole with broken rafters bisecting it. Dark storm clouds roll across the sky
overhead. The floor is piled with rocks, broken tiles, shattered beams, and other debris. Beneath the rubble lie a sagging floor and puddles of rainwater. The ceiling here is 20 feet high, and the rubble is
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
21. Night and Day Timekeeper. Four pillars support the 20-foot-high ceiling. An iron ring 20 feet in diameter is suspended from iron brackets affixed to the tops of the pillars so that it hangs
parallel to the floor 20 feet below. Nested inside this ring is a circular iron disk of slightly smaller diameter with a symbol of the sun embossed on one side and a symbol of the moon on the opposite side
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
29. Foggy Hall The floor of this room is heavily obscured by a 2-foot-high blanket of thick fog. It swirls lazily around the base of a 20-foot-diameter, cylindrical stone column that supports the 20-foot-high ceiling. Rusty iron torch sconces mounted to this central column stand empty.
Compendium
- Sources->Dungeons & Dragons->Rrakkma
Area Information Dimensions & Terrain This oddly circular chamber is forty feet in diameter one way and fifty feet in diameter the other. Other Features Statues, carved from a pure white marble
held high above its head to support the ceiling, forty feet above. A pair of fist-sized black crystals is fitted to the statue’s eyes. The perimeter statues, six in all, appear to resemble naked humans
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
72. Trial of the Triangle The door to this area has a triangle carved into it. When the characters open the door, read: A five-foot-wide, floor-to-ceiling glass cylinder near the back wall of this
on the floor.
To reach the lever, the characters must figure out a way to enter or bypass the cylinder. If the lever is pulled, the triangle seal on the skeleton gate in area 71 rolls aside
Compendium
- Sources->Dungeons & Dragons->Netheril’s Fall: Tales of Terror, Treasure, and Time Travel
as at twilight or after magical weather. In a dampened magic zone, which is typically no more than 300 feet in diameter, magical effects sputter feebly or appear ephemeral. When a creature in the area
casts a spell with a duration of 1 minute or longer, the spell’s duration is halved. Spell attack rolls in the area are made with Disadvantage, and creatures have Advantage on saving throws against spells and other magical effects.
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
you can see within range. Each pillar is a cylinder that has a diameter of 5 feet and a height of up to 30 feet. The ground where a pillar appears must be wide enough for its diameter, and you can
difficult terrain with a 10-foot radius that lasts until the rubble is cleared. Each 5-foot-diameter portion of the area requires at least 1 minute to clear by hand. If a pillar is created under a
Compendium
- Sources->Dungeons & Dragons->Netheril’s Fall: Tales of Terror, Treasure, and Time Travel
magic has been frequently refined, known as empowered force zones, amplify raw magical energy and are typically no more than 300 feet in diameter. When a creature in an empowered force zone rolls damage for a spell or attack that deals Force damage, it treats any 1 or 2 on a damage die as a 3.
Compendium
- Sources->Dungeons & Dragons->Princes of the Apocalypse
you can see within range. Each pillar is a cylinder that has a diameter of 5 feet and a height of up to 30 feet. The ground where a pillar appears must be wide enough for its diameter, and you can
difficult terrain with a 10-foot radius that lasts until the rubble is cleared. Each 5-foot-diameter portion of the area requires at least 1 minute to clear by hand. If a pillar is created under a
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
19. Observation Room The floor of this room is 10 feet higher than the floor of area 18. A circular pane of crystal ten feet in diameter hangs vertically in this chamber, anchored to the ceiling
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
8. Thanks for the Memories Ceiling. This cavern has a 30-foot-high ceiling.
Gas Spores. Three gas spores float above a large sinkhole surrounded by rubble. Another ten gas spores float inside the
sinkhole, which plunges 100 feet into darkness. (At the bottom of the sinkhole lies a moldering beholder corpse.)
Elevated Tunnel. A 10-foot-diameter tunnel in the west wall can be reached by
Compendium
- Sources->Dungeons & Dragons->Rise of Tiamat
19. Observation Room The floor of this room is 10 feet higher than the floor of area 18. A circular pane of crystal ten feet in diameter hangs vertically in this chamber, anchored to the ceiling
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
feet high. Clinging to the ceiling is a 20-foot-diameter, upside-down stone spider that resembles a giant tarantula.
Petrified Drow. Eight lifelike statues of drow warriors, four males and four
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
Compendium
- Sources->Dungeons & Dragons->Rrakkma
Area Information Dimensions & Terrain A wrought iron spiral staircase, rusted and crumbling from disrepair and neglect, leads up to the ceiling of this circular chamber, twenty-five feet in diameter
. It appears that there may have once been a tower, or at the very least, another chamber above this room, but stone is all that remains where a doorway should be. The ceiling of this chamber is solid
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
X6. Southeast Annex This room is featureless except for a rough-edged, 10-foot-diameter circular hole in the floor to the east and empty torch sconces along the walls. Double doors of amber stand
open to the north and west. A single closed door lies just south of the western set of double doors. The ceiling here is 20 feet high. Beyond the open doors to the north, the characters can see a long






