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Returning 35 results for 'before being diameter constantly reveals'.
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Monsters
Infernal Machine Rebuild
Demogorgon’s heads.
Much like the true Demogorgon, the ettin’s two heads constantly clash and refuse to speak directly with one another, instead relaying messages through their assigned
stewards.
If the ettin is defeated, examining the pouches around his necks reveals a collection of eyeballs and still-beating dragon hearts. The silver wires connect those living tissues to the ettin
Monsters
Spelljammer: Adventures in Space
eye and mouth are closed, an eye monger looks like nothing more than a 12-foot-diameter asteroid. When it senses vibrations in the space around it, the eye monger opens its eye and reveals its true
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
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Constructs and Undead.A gauth is a hungry, tyrannical creature similar to a beholder that eats magic and tries to exact tribute from anything weaker than itself. Its body is about 4 feet in diameter, with
can survive on meat but prefers to sustain itself with power drained from magic objects. If starved of magic for several weeks, it is forced back to its home plane, so it constantly seeks new items
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
constantly starting fights in the hope of seeing bloodshed.”
81–00
“I keep trophies from the bodies I have slain, turning them into adornments.”
Poison; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksCold, Fire, Lightning
Monsters
Waterdeep: Dungeon of the Mad Mage
groups of adventurers try to gain decisive control of just a small section of Undermountain’s halls, Halaster constantly alters the dungeon’s perils to thwart them.
Halaster’s true
ghostly, 1-foot-diameter humanoid eye surrounded by motes of light. The sensor is stationary, though Halaster can reorient the eye to face in any direction. Halaster can see through the eye as though he
Monsters
Fizban's Treasury of Dragons
half its burrowing speed and can leave a 5-foot-diameter tunnel in its wake.Bite. Melee Weapon Attack: +5;{"diceNotation":"1d20+5", "rollType":"to hit", "rollAction":"Bite"} to hit, reach 5 ft
"}
Trait
1
I often fixate on specific historical battles or wars and won’t rest until my hoard contains that conflict’s most significant artifacts.
2
I am constantly aware of a
Monsters
Fizban's Treasury of Dragons
burrowing speed and can leave a 10-foot-diameter tunnel in its wake.Multiattack. The dragon makes one Bite attack and two Claw attacks.
Bite. Melee Weapon Attack: +9;{"diceNotation":"1d20+9", "rollType
or wars and won’t rest until my hoard contains that conflict’s most significant artifacts.
2
I am constantly aware of a call from beyond this world. I must prepare to answer that call
Monsters
Fizban's Treasury of Dragons
. (Any)
3
Self-Improvement. I am a complex gem, and I constantly polish and refine my many facets to make the whole that much more perfect. (Any)
4
Responsibility. Having knowledge and
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
Compendium
- Sources->Dungeons & Dragons->Rise of Tiamat
General Features Corridors. The lava tubes range from 15 to 25 feet in diameter. They are large enough for dracoliches and dragons to move through easily. Light. The lava tube corridors are dimly lit
by lamps or torches hung on the walls at wide intervals. Chambers within the Well of Dragons are brightly lit by lamps unless otherwise noted. Sound. The sound of the Draakhorn constantly moans
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
General Features Map 17.1: The Well of DragonsView Player Version Corridors. The lava tubes range from 15 to 25 feet in diameter. They are large enough for dracoliches and dragons to move through
. The sound of the Draakhorn constantly moans throughout the Well of Dragons, originating from area 8. Combined with the cult’s activity in and above the caverns, it creates a constant thrum of
Monsters
Fizban's Treasury of Dragons
, seeking to understand itself. (Any)
3
Self-Improvement. I am a complex gem, and I constantly polish and refine my many facets to make the whole that much more perfect. (Any)
4
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
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
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
. Inspection of the remains accompanied by a successful DC 15 Intelligence (Medicine) check reveals that the beholder died from fire, force, and necrotic damage. Inspection also reveals a treasure (see
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a7
on it, and a casting of detect evil and good or a paladin’s use of Divine Sense reveals it as a desecrated place. Mouth Trap. The mouth opening is similar to a sphere of annihilation, but it is about 3
feet in diameter—plenty of room for those who wish to leap in and be completely and forever destroyed. A character who examines the mouth and succeeds on a DC 20 Intelligence (Arcana) check identifies the trap for what it is.
Monsters
Fizban's Treasury of Dragons
needing to make an ability check.
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 20-foot-diameter tunnel in its wake.Multiattack. The dragon makes one
hoard contains that conflict’s most significant artifacts.
2
I am constantly aware of a call from beyond this world. I must prepare to answer that call by amassing powerful arms and armor
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->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->The Wild Beyond the Witchlight
tower, but her spies learned about it some time ago. She reveals the tower’s location to characters who want to conclude their dealings with the hags or perhaps put an end to them. The tower in Gehenna
, preferring to let them stew in exile. If all three hags are still alive, the coven stays together even though its members constantly blame one another for their failures. The hags are united by
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
equipped to do so. Floating Platforms The circular wooden platforms are 10 feet in diameter and hover between 6 and 12 feet apart, as shown on map 5.3. They float at the same level as the balconies
, 15 feet below the ceiling and 60 feet above the pit floor. A detect magic spell or similar magic reveals auras of abjuration and transmutation around each platform. Each disk is wide enough that
Monsters
Fizban's Treasury of Dragons
needing to make an ability check.
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 10-foot-diameter tunnel in its wake.Multiattack. The dragon makes one
significant artifacts.
2
I am constantly aware of a call from beyond this world. I must prepare to answer that call by amassing powerful arms and armor.
3
I secretly look forward 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
air envelope around a habitable planet or moon is called an atmosphere. An atmosphere is a special kind of air envelope that replenishes itself constantly. A creature or an object can refresh its air
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
20-foot-diameter circle on the floor is a triangle. In the middle of the triangle stands a golden statue of a human boy, his arms raised in victory. (The statue is a wyvern transformed by magic
removing it from the circle causes the true polymorph effect to end, whereupon it reverts to a wyvern and attacks. Thaumaturgic Circle A detect magic spell reveals an aura of transmutation magic
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation Supplement
diameter, caked with dried blood. Set into the base of the bowl is an empty niche, and hanging from the ceiling above the altar is a bloodstained iron hook at the end of a rusty chain. A search of the wall
frescoes reveals that the snakes’ eye sockets once held precious gemstones. Xorn living in the mountain plucked out and ate all the gems, leaving behind empty, faceted indentations. Yuan-ti liked to
Kobold
Legacy
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Species
Volo's Guide to Monsters
;Kurtulmak: God of Kobolds” sidebar). In the world they occupy, kobolds are often bullied and enslaved by larger creatures — or, when they live on their own, they are constantly fearful of
creatures wouldn’t feel safe.
Kobolds take advantage of their size by creating small-diameter tunnels that they can easily pass through, but that require larger creatures to hunch over or even
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
-foot-deep pool of yellow acid. Visible through the churning, translucent acid are three 1-foot-diameter pitted iron wheels affixed to the pit floor in a triangular formation.
Secret Door. A secret
pushes open easily. 21b. Nimoar’s Shield This room appears empty except for dust and cobwebs. A thorough search reveals a stone peg protruding from the middle of the east wall at a height of 6 feet
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
magic spell or similar effect reveals an aura of abjuration magic around each statue. Any examination of the plinths reveals that each statue is set on a rotating, spring-loaded gear. If the statue
weapons. Metal objects sealed in containers are protected. The chest is a Small object with AC 12, 10 hit points, and immunity to poison and psychic damage. Treasure The chest contains two 1-inch-diameter
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
to alcoves in the north, west, and south walls. At the back of each alcove is a wooden statue with coins piled around its base.
Altar and Extradimensional Rift A detect magic spell reveals auras of
reveals that these inscriptions spell out the core tenets of Shar’s faith: In darkness, act. Never wait for the darkness to pass before making your move. Quench the light of the moon when you can. Hide
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
, a githyanki knight with 140 hit points, stands at a 5-foot-diameter round table in the center of the room, poring over reports written in Gith that document recent clashes with the mind flayers on
successful DC 19 Wisdom (Insight) check reveals that Al’chaia has no intention of upholding her end of any deal. If the characters agree to question Ezria, Al’chaia and Zolcharrx escort them to the
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
) check notices a secret panel halfway down the hallway, large enough for a Small creature to fit through, or a Medium creature that is squeezing. The panel reveals a narrow shaft that once housed a
floor in area 4 slides back and a 7-foot-diameter sphere made of hundreds of skeletal bodies rises magically from the floor. This bone boulder tilts toward area 6 and rolls down the sloping hallway
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
engraved on a recessed circular seal.
The geometric symbols are 6 inches across, 1 foot apart, and set into stone disks 8 inches in diameter. Hidden behind the seals are five keyholes that conform in
against the contagion spell. The hag reveals the following information (and nothing more) once an agreement is reached: “Hidden on this level of the dungeon is a library of lost lore, guarded by an
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
20-foot-diameter magic circle inscribed on the floor has glyphs that shed dim purple light. Seven human corpses cocooned in burlap are piled in the middle of the circle.
Nester. Floating next to the
magic spell reveals a strong aura of necromancy magic around the circle. A character who studies the circle and succeeds on a DC 20 Intelligence (Arcana) check can ascertain its properties. The check
Compendium
- Sources->Dungeons & Dragons->Rise of Tiamat
) check notices a secret panel halfway down the hallway, large enough for a Small creature to fit through, or a Medium creature that is squeezing. The panel reveals a narrow shaft that once housed a
in area 4 slides back and a 7-foot-diameter sphere made of hundreds of skeletal bodies rises magically from the floor. This bone boulder tilts toward area 6 and rolls down the sloping hallway before
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation Supplement
20. Haunted Cage Hanging by a chain from the ceiling of this dark, rectangular room is an old diver’s cage with barnacles clinging to it. The cage is eight feet tall, five feet in diameter, and
reveals that the conch is a single-use magic item with the following property: a creature can use an action to blow the conch like a horn, creating an effect identical with that of a Leomund’s tiny hut
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
5. Scrap Metal Warren A 40-foot-high mountain of scrap metal has 10-foot-diameter tunnels winding through it. The scrap metal pile spills into area 2, dominates the cavern north of it, and completely
succeeds on a DC 10 Wisdom (Medicine) check ascertains that the hobgoblins were killed two days ago. A search of the hobgoblin corpses reveals that one has a charcoal sketch of Zox Clammersham on a crumpled-up sheet of parchment.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
mountain with a full moon symbol above it. Close inspection of the moon reveals a half-inch-diameter hole in the middle of it. The arch is one of Halaster’s magic gates (see “Gates”). Its rules are






