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Returning 35 results for 'diameter secret'.
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Magic Items
Acquisitions Incorporated
transfer any amount of your franchise funds back to your satchel with a successful DC 15 Dexterity (Sleight of Hand) check.
Secret Satchel
As a rank 3 hoardsperson, your living loot satchel gets an
upgrade to function as the replica chest used for the Leomund's secret chest spell, becoming a rare magic item. You can open the secret chest through your living loot satchel to deposit or withdraw items
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
honeycombs of hidden passages, deceptively thin walls, and secret chambers that allow them to traverse the entire lair without ever being seen by intruders. The best-defended sapphire dragon lairs have no
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
, one in the rock face just above one tarn and one below the surface of the other tarn. The dragon uses the underwater passage as a secret entrance and emergency exit.
Main Caves. The lair is a complex
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
and secret doors. Starting Area d10 Configuration 1 Square, 20 × 20 ft.; passage on each wall 2 Square, 20 × 20 ft.; door on two walls, passage in third wall 3 Square, 40 × 40 ft.; doors on
. diameter; one passage at each cardinal direction 7 Circle, 40 ft. diameter; one passage in each cardinal direction; well in middle of room (might lead down to lower level) 8 Square, 20 × 20 ft
Compendium
- Sources->Dungeons & Dragons->Dragon of Icespire Peak
hunger.) Painted on the stone floor is a 10-foot-diameter, shield-shaped crest that features a black tower being struck by a golden bolt of lightning — the emblem of the warlord Delsendra Amzarr. Secret
Door. This room has two secret doors. The east secret door pushes open to reveal area H9. The west secret door pulls open to reveal a 3-foot-wide staircase descending 10 feet to area H21. Cryovain is too big to enter this staircase.
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 other tarn. The dragon uses the underwater passage as a secret entrance and emergency exit.
Main Caves. The lair is a complex of caves and tunnels; the stone surfaces are smooth and water-worn, and
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
, and secret chambers that allow them to traverse the entire lair without ever being seen by intruders. The best-defended sapphire dragon lairs have no easily accessible entrances or exits at all, and
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
closely and succeed on a DC 15 Wisdom (Perception) check notice four 1-inch-diameter holes bored into the gravestones. Keresta uses these holes to pass through the wall in mist form. Secret Door. The
30. Path to the Tomb Keresta uses this hallway to reach her tomb. 30a. Secret Door A bas-relief mural covers the southwest wall of this 20-foot-high room. The mural depicts Shar in the form of a
Compendium
- Sources->Dungeons & Dragons->Curse of Strahd
Z8. Ring of Stone A twenty-foot-diameter ring of stones dominates a rocky ledge on the mountainside. Within the ring, you see spattered blood and small, gnawed bones. Lying on the ground outside the
a werewolf; then the bodies of the dead are devoured, their bones picked clean. Set into the mountainside is a secret door that can be pushed open to reveal a tunnel with rough-hewn stairs leading down to area Z6.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
7. Vampire Haven These chambers once served as a true vampire’s lair. The Undertakers use the crypt to hide from the dungeon denizens they can’t rob or kill. Characters who find the secret door
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->Waterdeep: Dungeon of the Mad Mage
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
west. (There’s also a one-way secret door to the north.)
Sandy Floor. A thin layer of sand covers the floor.
Hanging Shields. Dented, rusty shields adorn the walls, which are also covered with
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
17. Hidden Storeroom This chamber is hidden behind secret doors and choked with dust and cobwebs. It has the following features: Casks. Five heavy carrying-casks (barrels 3 feet long and 2 feet in
diameter with sturdy rope handles) are stacked in the middle of the room. The ale inside them turned to vinegar and evaporated long ago.
Crate. Next to the casks is a brittle crate containing sixty
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
12. Wheel Room Hidden behind a secret door is a dusty, 10-foot-high room that contains the following features: Lever. In the middle of the room, a 6-foot-diameter rusty iron wheel protrudes from the
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dragon Heist
long tunnel (area X4). A secret staircase (area X1) gives access to Waterdeep’s sewers. The lair has the following features, with exceptions noted in the text: Unless noted otherwise, rooms are 20
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->Waterdeep: Dungeon of the Mad Mage
sarcophagus and tries to repel humanoids with its antipathy effect.
Mural. A 20-foot-square bas-relief mural dominates the east wall and covers a secret door.
Amethyst Sarcophagus The sarcophagus
shadows hovering over them. Characters who examine the mural closely and succeed on a DC 15 Wisdom (Perception) check notice four 1-inch-diameter holes bored into some of the corpses. Keresta uses these
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->Waterdeep: Dungeon of the Mad Mage
uses its Telekinetic Ray to open and close the secret doors when it comes and goes through this tunnel. 39c. Death Tyrant All doors leading to this area are 1-foot-thick, 7-foot-diameter adamantine
Beholder Statue Hanging from the 30-foot-high, domed ceiling by three iron chains is a 6-foot-diameter carved stone beholder. Netherskull carved the statue using its carefully manipulated
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
leather-bound tome (Ezzat’s spellbook) is clutched to the statue’s chest.
Secret Door. Hidden in the ceiling is a secret door leading to area 23 (see “Stone Plug” below).
The statue projects an
statue is destroyed, it turns to dust. A delayed blast fireball spell (save DC 20) then immediately detonates in its space. Stone Plug. The secret door in the ceiling is an airtight, circular stone plug 8
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
. If the characters make a lot of noise, the three flameskulls in area X33a float up the shaft and attack them. The flameskulls also attack anyone they can hear attempting to descend the shaft. A secret door in the south wall opens into area X7.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
(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
(Xanathar’s symbol).
Hammocks. Fifteen leather hammocks are hooked to stone brackets that protrude from the walls at regular intervals.
Secret Door. A secret door in the west wall leads to area
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
wheels unlocks the secret door to area 21b. The secret door is above the acid and held shut by three internal sliding bolt locks, each of which is attached to one of the submerged iron wheels in the acid
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
has a red dragon’s head at each end of it and is pointing the staff toward the pentagram.
Secret Door. A secret door in the northern alcove conceals a staircase that leads up to area 32.
The
pentagram and the space above it (a cylinder 20 feet high and 40 feet in diameter) are contained within a permanent antimagic field (see the antimagic field spell description in the Player’s Handbook for
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
permanent cloudkill effect that’s 200 feet in diameter and can’t be dispersed by wind. The fog conceals a small nodule made of dirt, only 25 feet across, at its center. A smooth, flat ribbon of metal
the Toppled Statue nodule (see below). The tongue is about 1 foot long and half as wide. It was inside the statue’s mouth and functioned as a lever to access a secret room in the statue’s base, but the
Compendium
- Sources->Dungeons & Dragons->Dragon Delves
”): Statue Access. A secret door in the base of the Orcus statue pulls open to reveal a winding staircase that ascends to a 10-foot-diameter chamber in the statue’s head. South Wall Exits. Two secret doors in
, and he promises to help them fight the ghast and any remaining cultists. Nezzarum hasn’t searched the temple thoroughly enough to locate any other secret doors (besides the one in the base of the
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
M12. Parts Storage The secret tunnel from Brigganock Mine leads here. If the characters enter Motherhorn this way, read: The tunnel ends at a wall of loose-fitting stones. Red light shines through
eight-foot-diameter, circular wooden disk painted to look like a smiling moon leans against one wall.
From a cluttered corner, a raspy voice says, “Psst! Over here!” Glancing in that direction, you
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
statues of bears grip a five-foot-diameter bronze disk embossed with a dozen glaring eyes. Six desiccated corpses slump on thrones in niches along the walls. Each corpse wears a black mask made of papier
. To all other creatures, the lid is magically locked and cannot be opened without a knock spell or a successful DC 20 Dexterity check made by a character using thieves’ tools. Secret Doors Secret
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
troglodytes won’t divulge the secret door’s location, and they spit insults at anyone who dares to open it. 7h. Blessed Laogzed This dank cave contains a 5-foot-tall, 8-foot-diameter mud sculpture of a
feet above the cavern floor and has four tunnels opening off it. A fiery glow spills out of the tunnel that leads to area 7d (see that area for details).
Secret Door. A secret door at the southwest
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->Out of the Abyss
-foot-wide column in the middle of a 75-foot-diameter cavern. Both the cavern and the outpost are unlit. A secret door in the column’s base leads to the tower interior, but finding it requires a
Other Routes Characters who can’t avail themselves of Vizeran’s secret route or choose not to use it must find another way to Menzoberranzan. There are many routes to choose from, such that the party
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
unlock this gate.”
Gong. A 3-foot-diameter bronze gong hangs from a sturdy wooden frame anchored to the floor near the west wall. The gong is embossed with carvings of ears of corn. A padded wooden
or fewer, Kavil switches sides and offers information in exchange for his life. He knows one random Undermountain secret, determined by drawing a card from the Secrets Deck (see appendix C), as well as
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
extends off the east balcony. At the back of the west balcony, a staircase descends 10 feet to a landing and a secret door. Advice from the Spirits Any characters inhabited by the spirits of I’jin or
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
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->Tales from the Yawning Portal->a6
Upper Works: General Features Map 6.1 shows the layout of the huge timber stronghold of the local clan of hill giants. All outer walls are of logs at least 3 feet in diameter. Inner walls dividing
. Illumination. Fireplaces are indicated on the map, but the locations of other light sources such as cressets and braziers are not. Secret Doors. Secret doors in the upper level of the stronghold are
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
. The dragon uses the underwater passage as a secret entrance and emergency exit. Main Caves. The lair is a complex of caves and tunnels; the stone surfaces are smooth and water-worn, and the air is cool
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