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Returning 35 results for 'diameter interact are built'.
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Monsters
Strixhaven: A Curriculum of Chaos
objects and structures.
Tunneler. The ruin grinder can burrow through solid rock at half its burrowing speed and leaves a 10-foot-diameter tunnel in its wake.Multiattack. The ruin grinder makes two
to 10 feet away and knocked prone.Created by the archaeomancers of Lorehold College, ruin grinders are mighty automatons built to excavate ancient ruins and artifacts. The massive toothed shovels
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
wary eye on the efreeti;efreet who have built a tower near the dragon’s lair, and indirectly aids any who oppose the efreet.
7
An iron golem ferries visitors across the lava moat
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
built in the caldera of a dormant volcano. The vaults fell into disuse over a century ago when an upwelling from the lake at the caldera’s center collapsed a portion of the vaults and flooded their
Compendium
- Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants
, such as musical instruments, textured beads, and fragrant spices. However, many stone giants are fascinated by light and view it as a rare treasure. They cherish objects that generate or interact with
of a giant cave spider 9 A giant-sized, elegant silver chisel and hammer used for carving runes, worth 20 gp 10 Seven giant-sized knucklebones worth 50 gp total 11 A 2-foot-diameter moonstone pendant
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dragon Heist
Xanathar’s Lair Xanathar’s lair is an ancient dungeon complex originally built by Netherese wizards and expanded by beholders over time. It connects to the subterranean town of Skullport by way of a
feet high and hallways are 15 feet high. Rooms and corridors are brightly lit by continual flame spells cast on wall sconces. Most doors are single, circular slabs of stone, 8 feet in diameter and 6
Compendium
- Sources->Dungeons & Dragons->The Book of Many Things
observatories are built in the wilderness. Such locations are often isolated, and the staff that work in these remote locales are famous for eccentricities born out of extended loneliness and isolation
, creatures can see and interact with other sleeping creatures’ dream forms, but they can’t harm or otherwise affect one another’s physical bodies. Constellation Lines. At night, stars visible from the
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
. Ramshackle structures, built from the same junk as the outer wall, provide shelter.
A platoon of small fey creatures mills about, all looking like feral gnomes. Several them sport tall red caps
hanging in front of them. Resting on each shoulder are red-eyed ravens that scrutinize your group. Behind her, a hulking creature built of disparate fiendish parts trudges, moaning and hopping as it
Compendium
- Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants
form patches of solid ground upon which giant-sized structures are built. Rune Ring. A great ring of glowing Giant runes slowly rotates around the equator of the spherical demiplane. A creature who
they came from. Transport Disks. Inlaid near one edge of each platform is a distinct 20-foot-diameter magical disk of intricately woven copper, iron, and silver. A creature standing on one of these disks
Compendium
- Sources->Dungeons & Dragons->Quests from the Infinite Staircase
the stairs rests an empty basin one hundred feet in diameter. South of the basin, a deep stone channel cuts a path into the desert ground.
The pharaohs of Bakar built pyramids not merely as burial
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
Ruin Grinder Created by the archaeomancers of Lorehold College, ruin grinders are mighty automatons built to excavate ancient ruins and artifacts. The massive toothed shovels attached to a ruin
half its burrowing speed and leaves a 10-foot-diameter tunnel in its wake.
Actions
Multiattack. The ruin grinder makes two Excavator attacks.
Excavator. Melee Weapon Attack: +9 to hit, reach 5 ft
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
chapter 2, “Creating a Multiverse,” in the Dungeon Master’s Guide). It’s a 20-foot-diameter sphere built of 1-foot-wide bands of magically hardened and shaped bronze, engraved with arcane symbols. Gaps
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
statue.
EXPLORATION
If the adventurers investigate they notice the tops of the statues are oddly flattened, as they were built to have a descending ceiling rest upon them.
SOCIAL
Once released from
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
graffiti.
One-Way Secret Door A one-way secret door built into the north wall can’t be opened from the south without the aid of a knock spell or similar magic. Any character who finds the secret door
also notices a 1-inch-diameter hole bored through it at a height of 5 feet. On the north side of the secret door, a human bandit quietly listens at the hole for sounds of newcomers descending the shaft
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
.)
Iron Cage. A 10-foot-square, 15-foot-tall iron cage stands empty, its large door hanging open. (The cage door has no lock built into it, since the wizards use arcane lock spells to hold it shut
Compendium
- Sources->Dungeons & Dragons->Hoard of the Dragon Queen
the cave mouths. Characters who need to take a long rest can easily find a secure cave in which to hide. Guard Towers. The cultists have built two guard towers at the camp, one at the entrance to the
wooden or bone poles covered in hide, mud, and sod. Huts vary in diameter from 10 feet to 25 feet, and in height from 5 feet to 10 feet. (Symbols on the map represent clusters of tents.) Those in the
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
underground river.
Secret Door. A secret door in the back of the east alcove opens into area 37c.
37b. Sauna Heating Tank. Heat billows from vents built into the sides of an 8-foot-tall, 5-foot-diameter
, the dwarven god of greed, was built without the knowledge of the temple priests. It contains the following features: Statue. Facing the secret door is an 8-foot-tall statue of a pig-eyed male dwarf
Compendium
- Sources->Dungeons & Dragons->Dragon Delves
Garden Features Each tier of the stone ziggurat is 20 feet tall. Earthquakes have weakened the structure in the centuries since it was built, knocking down walls and obstructing passageways. Other
general features are summarized below. Astral Lift A 10-foot-diameter shaft runs through the center of the ziggurat, from the dragon’s underground lair in area G14 to areas G9, G19, and G25. The shaft
Compendium
- Sources->Dungeons & Dragons->Tyranny of Dragons
or brush conveniently conceals many of the cave mouths. Characters who need to take a long rest can easily find a secure cave in which to hide. Guard Towers. The cultists have built two guard towers
in circular huts made from closely spaced wooden or bone poles covered in hide, mud, and sod. Huts vary in diameter from 10 feet to 25 feet, and in height from 5 feet to 10 feet. (Symbols on the map
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
holds four large wooden chests with iron fittings and built-in locks. Hanging from a hook in the middle of the ceiling is a one-foot-diameter iron ring with four one-foot-long iron keys and a single, one
. Turn the Gold Key? A large oak chest with silver fittings stands against the wall directly opposite the double doors. A gold key sticks out of the chest’s built-in lock.
The chest is 10 feet long, 5
Compendium
- Sources->Dungeons & Dragons->Storm Lord’s Wrath
animals and monstrous beasts lairing in the Mere of Dead Men. As the adventurers interact with the villagers, helping them rebuild and fighting off the immediate dangers, the specters of these two
Shrine of Lathander is being built by Merrygold Brightshine, priest of the Morninglord. If any of the characters revere Lathander, they might use their resources (wealth, downtime days, connections
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
with a rusty built-in lock. Just beyond the chest, the tunnel opens up to a huge, dark chamber.
The chest (area 54A) is the trigger for a trap. When the chest or its lid is lifted, a heavy stone ball
similar effect also reveals the presence of the key, either in the chest or among the wreckage. A successful dispel magic (DC 14) cast on the key renders it visible. 54B. Granite Ball A 5-foot-diameter
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
22. Garrux’s Brewery This complex was built by a dwarf named Garrux, who served as Master of Ale and Provisions for the Melairkyn dwarves. 22a. Ale Dispenser Pillar. A stone pillar in the middle of
stone cylinder 10 feet high and 10 feet in diameter, with 6-inch-thick walls. A copper spigot is embedded in the vats on the side facing the nearest wall, at a height of 3 feet. A narrow stone staircase
Compendium
- Sources->Dungeons & Dragons->Eberron: Rising from the Last War
dust and the scent of decay. These are the ruins of the cities atop which Sharn is built.
Ahead of you yawns a fifty-foot-diameter, ten-foot-deep pit that seems to have been intentionally dug. You
hear the soft sobs of a young child coming from a wooden shed on the far side to the pit.
The cavern is irregular in shape and hundreds of feet in diameter. Its uneven ceiling ranges in height from
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
sometime soon. Brood Pools Near the outskirts of the village is the grippli nursery. In five places, built up like the sides of a well, stand 3-foot-high mud-brick walls enclosing 20-foot-diameter
of wood and mud bricks has been turned into a prison where the evil yuan-ti are holding some of the followers of the Scaled Mother. The hemispherical building, 20 feet high and 50 feet in diameter, is
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
21. Displaced Vault These chambers were built by Melairkyn dwarves on another level. Halaster moved them here. 21a. Acid and Glass Ultroloths. Four ultroloths (each marked with a U on map 23) lurk in
-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
Compendium
- Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants
Kinds of Treasure Use these guidelines in conjunction with the information in the Dungeon Master's Guide to detail treasures adventurers might find in ancient ruins built by giants. Coins Giants
diameter and at least 1/4-inch thick. Due to the sheer amount of precious metal used to make them, these coins are worth ten times more than their normal-sized counterparts. For example, one giant-sized
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
combat, the following creatures are training here: a 7-foot-tall, powerfully built woman with shaggy black hair and pale skin named Nadia the Unbent (NE female Illuskan berserker), five human thugs
(three women and two men), and five bugbears.
Blood Circle. Painted in blood on the middle of the floor is a 10-foot-diameter circle with ten equidistant spokes extending outward from its circumference
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
successful DC 10 Intelligence (Investigation) or Wisdom (Survival) check reveals evidence that the zombie is being used as target practice. 2 A 20-foot-diameter hut made from animal bones and dry
branches looms out of the swamp. The floor of the hut is covered with humanoid teeth. 3 Visible from half a mile away, smoke rises from a shrine built on large stones and dedicated to Semuanya, god of the
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
stairs, the yakfolk built a village. In the centuries that followed, clans of dwarves eager to plunder the mines made numerous failed attempts to conquer the yakfolk village before concluding that
splits the yakfolk village in two. A wooden bridge spanned the gap until it rotted away. The yakfolk later built a safe bridge out of ropes and planks, lashed to four sturdy wooden posts. PRISONERS OF
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
Secret of the Black Cabin The Black Cabin was built by a ranger of the Far North long before the founding of Ten-Towns. When he moved on, the lodge became a refuge for others seeking sanctuary from
Macreadus and interact with it only if they cross over to the Border Ethereal, which is what happens to someone who dies in the cabin (see “Dying in the Black Cabin” below). In the Border Ethereal, the
Compendium
- Sources->Dungeons & Dragons->Storm King's Thunder
of snow into this open room, set into the back of which is an alcove that holds a 25-foot-tall statue of Thrym carved from glacial ice. The image looks like a powerfully built male frost giant with
. Dangling from these rafters is an enormous iron bell weighing 50 tons, with a rim 20 feet in diameter. The bell is missing its clapper and rope; there appears to be no way to ring it. Curled up inside the
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
allowed to hold honest jobs, and their rights are hardly ever recognized by the duergar. Even slaves are held in higher regard. Derro scuttle about like vermin and are mostly confined to hovels built
. The derro cultists plan to offer the entire city to their newly arrived master.
Many duergar NPCs the characters interact with are showing the first signs of infection. Though their madness has not
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
-diameter sphere of clear crystal sits in a circular brass stand.
The room is a detailed and convincing illusion of a grassy knoll on a moonless night. Springy turf compresses underfoot, and when the
M12 or break through the ceiling from the attic above area M10. This room is bare except for a bookshelf covered in chains against one wall, a plain wooden bench, and a reading desk built into the
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
trickle down again. A character who uses thieves’ tools or tinker’s tools can remove an hourglass from its wall fixture with 1 minute of work. Treasure Chest. This chest has a sturdy, built-in lock
placed on the floor, the wound-up bird walks counterclockwise in a 5-foot-diameter circle, completing one circle every 10 seconds. After walking for 30 seconds, the bird stops moving and chirping until it is wound up again.
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
70. Armillary Sphere This chamber contains a bronze apparatus centered on a hinged arm. Slowly rotating within the arm is a 10-foot-diameter globe decorated by a topographic map of landforms and
out of the way as the surface of the globe peels back to reveal a dark, hollow interior. Inside this cavity is a padded bronze chair with levers built into its armrests.
When a creature sits on the






