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Returning 35 results for 'diameter interior are block'.
Monsters
Candlekeep Mysteries
-diameter sphere of luminous ectoplasm—into one of its two alternate forms, or from one of those forms back into its true form. In object form, it can’t move or make attacks but otherwise retains
its statistics, and it is indistinguishable from the thing it is imitating. In beast form, it retains its hit points but otherwise uses the stat block of the beast it is imitating. When it dies, the
Magic Items
Phandelver and Below: The Shattered Obelisk
You can use an action to place this 1-inch-diameter granite sphere on the ground and speak its command word, which is “petrification” in Terran. The sphere rapidly grows into a stout
tower that remains until you use an action to touch the tower and speak the command word again, whereupon the tower shrinks back to a 1-inch-diameter granite sphere. The tower must be empty to shrink in
Magic Items
Eberron: Rising from the Last War
This opalescent, symbiotic goo comes sealed in a jar and slowly shifts and moves, as if endlessly exploring the jar’s interior. To attune to this item, you must first drink the contents of the
you, turning your corpse into a black pudding allied with the daelkyr (see the Monster Manual for the black pudding;black pudding's stat block).
Monsters
Icewind Dale: Rime of the Frostmaiden
the effect on itself on a success.Third Form
Auril’s third form, called Winter’s Womb or the Queen of Frozen Tears by her most ardent followers, is a 3-foot-diameter ice diamond containing
.
A stat block is given for each of Auril’s three forms. These descriptions do not reflect Auril at full power, but rather Auril as she is encountered in this adventure.Lair Actions
Auril
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
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
Monsters
Fizban's Treasury of Dragons
and using Intelligence as the spellcasting ability (spell save DC 17).
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 15-foot-diameter tunnel in its
, usually when no one is watching. Often the rocks obstruct the approach to the emerald dragon’s lair, with boulders moving to block narrow defiles, way-markers tumbling off the path, or smaller stones
Monsters
Fizban's Treasury of Dragons
-foot-diameter tunnel in its wake.
Warp Perception (1/Day). The dragon can cast mirage arcane, requiring no spell components and using Intelligence as the spellcasting ability.Multiattack. The dragon
dragon’s lair sometimes move of their own accord, usually when no one is watching. Often the rocks obstruct the approach to the emerald dragon’s lair, with boulders moving to block narrow
Bag of Holding
Legacy
This doesn't reflect the latest rules and lore.
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Magic Items
Basic Rules (2014)
This bag has an interior space considerably larger than its outside dimensions, roughly 2 feet in diameter at the mouth and 4 feet deep. The bag can hold up to 500 pounds, not exceeding a volume of
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
from the fen are two rows of standing stones, each one a rough-carved pillar twenty feet high and ten feet thick. Floating inches above each standing stone is a ten-foot-diameter boulder. West of the
to an underground temple. A crumbling stone door separates the monster from the temple’s interior.
The Blue Fire Wardens are trapped inside their own temple. If the characters don’t intervene, the
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
Lower Decks The lower decks are riddled with holes, allowing easy access to the fortress interior. Characters can ascend to the command deck without needing to make ability checks simply by moving up
winds and hungry vrocks. Characters who try to make their way up through the interior of the wreck are attacked by five bone whelks. Too slow to mount an effective escape, the bone whelks fight to the
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
Redoubt Features The following features are common throughout the cliffside redoubt. Ceilings Ceilings within the redoubt are 12 feet high. Forbiddance The redoubt’s interior is warded by a permanent
Forbiddance spell. The ward deals necrotic damage to Celestials and Fey who enter the redoubt. Lighting The redoubt’s interior is dark. Area descriptions assume the characters have a light source or
Compendium
- Sources->Dungeons & Dragons->The Book of Many Things
lit during the day and dimly lit at night. Torches are mounted along the keep’s interior walls, but they aren’t lit. Scrying Barrier. Before putting his necromantic plans in motion, Gremorly placed
runes around the keep’s outer walls that block certain kinds of divination magic. Creatures outside the keep’s exterior walls can’t scry into the keep. However, creatures inside the keep can scry inside it or beyond the walls. This effect lingers even if Gremorly’s ritual ghost trap is dismantled.
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
interior sides. This effect causes all interior spaces to be brightly lit. Cloud Giant Ghosts The keep is haunted by the ghosts of cloud giants who perished long ago (see the end of the adventure for
the cloud giant ghost stat block). These ghosts are indifferent toward the characters until some action on the characters’ part causes the ghosts to turn hostile. What actions cause the ghosts to turn
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
wooden coffin resting on a 2-foot-high block of gray stone. The coffin is intact and has an obvious 1-inch-diameter hole bored into its foot panel. The coffin’s lid is unlocked. A thin layer of grave
leading to this area notice a 1-inch-diameter hole bored through it a few inches above the floor. This hole allowed the ancient vampire to enter and leave its lair in mist form. 7a. Hall of Retreat If they
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
Bag of Holding Wondrous item, uncommon This bag has an interior space considerably larger than its outside dimensions, roughly 2 feet in diameter at the mouth and 4 feet deep. The bag can hold up to
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
Bag of Holding Wondrous item, uncommon This bag has an interior space considerably larger than its outside dimensions, roughly 2 feet in diameter at the mouth and 4 feet deep. The bag can hold up to
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
it.” The castle is a beautiful structure. Its walls, floors, and 20-foot-high ceilings of smooth gray stone can’t be damaged or magically altered except with wish spells. The interior walls have
colored glass blocks embedded in them. The blocks are not lit when the characters first arrive, but pulling a lever in area 37 causes each block to shed colorful light as bright as that created by a
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
the inside, just as they did in the Endless Void. This time, the Nematode’s interior is populated with eel-like young spawned in its digestive juices (use the behir stat block, but they exhale acid
the brain chamber while fighting off a dozen clots of coagulated brain fluid (use the water elemental stat block) and a remorhaz whose fires are stoking the Nematode’s rage.
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
Mudslick Tower Wondrous Item, Very Rare You can use an action to place this 1-inch-diameter granite sphere on the ground and speak its command word, which is “petrification” in Terran. The sphere
rapidly grows into a stout tower that remains until you use an action to touch the tower and speak the command word again, whereupon the tower shrinks back to a 1-inch-diameter granite sphere. The tower
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
crystal that gives off eerie sounds when touched, with the tone varying up and down the length of the rod
3 A life-sized human skull carved from a single piece of crystal, including a hollow interior
4 A beautifully engraved gong, 3 feet in diameter, suspended from an ornate, inlaid frame
5 A crystal singing bowl etched with mantras in Gith, accompanied by an inlaid wooden mallet
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
1. Main Entrance A muddy trail leads up to a 40-foot-wide open doorway, parked outside of which is a 30-foot-diameter boulder. North of the boulder is a 60-foot-tall outcropping of rock with a flat
at Hruk to move the boulder to block the doorway. The boulder, however, is smaller than the doorway. Small and Medium creatures can move around it unimpeded, while a Large creature can squeeze past the
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
Incense. Also present is a sealed case containing ten blocks of temple incense. Lighting a block creates a hazy cloud that fills a 20-foot-diameter sphere and moves with the block. Any creature that starts
Compendium
- Sources->Dungeons & Dragons->Heroes of the Borderlands
, and offering counsel in matters of ethics and morality.
When the characters arrive at the temple, read the following boxed text aloud:
The interior of this tall building has a lofty, majestic
named Ivlis, but she recently departed the keep on a long-anticipated pilgrimage.
Hazem Ameen Fazzir
Human Priest
Stat Block: Curate
This spiritual leader offers counsel and healing
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
20. False Tomb Nested in the ceiling of the western tunnel is a stone block. A character who searches the tunnel spots the block with a successful DC 15 Wisdom (Perception) check. The block is part
sunlight, and creatures averse to sunlight are affected by it. The gargoyle heads are 5 feet tall and 5 feet wide, with mouths that are 2 feet in diameter. Behind each head, an airtight stone valve blocks a
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
35. I’jin’s Tomb Characters can reach this area via area 18, by lowering the stone block in the east wall (area 35A), or by slipping between the teeth of the jackal visage at area 29. 35A. Stone
Block A 5-foot-wide, 5-foot-thick, 12-foot-tall block of solid stone fills the doorway leading to I’jin’s tomb (area 35B). The block is featureless on the side that faces the tomb, and it is impervious to
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
succeed automatically. The Heart of Sorrow is a 10-foot-diameter red crystal heart that floats near the top of the tower. Characters standing on the nearby stairs can make melee attacks against the heart
blood, which rains down on the tower interior and staircase. The destruction of the Heart of Sorrow causes the tower to stop shuddering, and the interior of the tower becomes dark. Destroying the heart
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
shouldered or kicked open, but it can be destroyed if it takes enough damage. A door or hatch has AC 19, a damage threshold of 10, 30 hit points, and immunity to poison and psychic damage. Heating. Interior
noted in the text. Prison Guards. The prison has a garrison of 75 guards (use the veteran stat block) who work eight-hour shifts. Two-thirds of the garrison is off duty and resting in area R19 at any
Compendium
- Sources->Dungeons & Dragons->Eberron: Rising from the Last War
Kyrzin’s Ooze Wondrous item, very rare (requires attunement) This opalescent, symbiotic goo comes sealed in a jar and slowly shifts and moves, as if endlessly exploring the jar’s interior. To attune
, turning your corpse into a black pudding allied with the daelkyr (see the Monster Manual for the black pudding’s stat block).
Compendium
- Sources->Dungeons & Dragons->Heroes of the Borderlands
teenage sons, Derlo and Ulmar, who dream of being brave knights rather than shopkeepers.
Aurore Folny Oleira
Human Shopkeeper
Stat Block: Commoner
This merchant and mother of two
, Bartho and Gala, are both so green. I’m not sure which of them I trust less to protect us.” (True)
Shop Features The trader’s shop has the following features:
Indoor Display. The shop interior
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
clusters of amethyst crystals, including massive cathedral geodes 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 dragon’s presence, and glow with a soft inner light. The older the dragon, the deeper the purple color of the crystals. Map 5.1
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
-diameter disk of purple stone, inscribed upon which is the Shadowdusk crest: a lit torch with three trailing embers, its orange flame pointed toward the double door to the west.
Mosaics. The 40-foot
, Yarlithra. Each statue stands atop a 2-foot-high block of stone that bears an inscription of the noble’s name. Secret Door. A locked secret door is hidden in the wall next to the statue of Xerrion in
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
from a gaping hole in the east wall. Crushed beneath a fallen block in the center of the room are humanoid remains. Elsewhere around the floor are the chewed and decayed corpses of baboons. Through a
room because of their fear of the snake.) Treasure. The bones crushed beneath the fallen block belonged to two humans. This block can be moved by the combined effort of up to three characters with a
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
erupting from a block of stone. The block is 10 feet high, and the serpent is another 10 feet taller still, with two gleaming eyes of polished obsidian (see “Treasure”). Its fanged mouth is open as it
glares down at a 20-foot-diameter hole in the sandstone floor. The hole represents the top of an 800-foot-deep shaft, the bottom quarter of which is filled with sand and old bones (previous sacrifices to
Compendium
- Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Astral Adventurer’s Guide
distance equal to the longest dimension of its form. For example, a spherical planet 5,000 miles in diameter has an air envelope 15,000 miles in diameter, with the planet at the center of it. An air
envelope need not be spherical; for example, a block of wood 1 foot by 2 feet by 3 feet is surrounded by a more-or-less rectangular envelope of air 3 feet by 6 feet by 9 feet. The air envelope around a






