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Spells
Player’s Handbook
in the shape of a cage can be up to 20 feet on a side and is made from 1/2-inch diameter bars spaced 1/2 inch apart. A prison in the shape of a box can be up to 10 feet on a side, creating a solid
barrier that prevents any matter from passing through it and blocking any spells cast into or out from the area.
When you cast the spell, any creature that is completely inside the cage’s area is
Magic Items
Dungeon Master’s Guide
This small black sphere measures 3/4 of an inch in diameter and weighs an ounce. Typically, 1d4 + 4 Beads of Force are found together.
You can take a Magic action to throw the bead up to 60 feet
force then encloses the area for 1 minute. Any creature that failed the save and is completely within the area is trapped inside this sphere. Creatures that succeeded on the save or are partially within
Forcecage
Legacy
This doesn't reflect the latest rules and lore.
Learn More
Spells
Basic Rules (2014)
in the shape of a cage can be up to 20 feet on a side and is made from 1/2-inch diameter bars spaced 1/2 inch apart.
A prison in the shape of a box can be up to 10 feet on a side, creating a solid
barrier that prevents any matter from passing through it and blocking any spells cast into or out from the area.
When you cast the spell, any creature that is completely inside the cage's area is
Bead of Force
Legacy
This doesn't reflect the latest rules and lore.
Learn More
Magic Items
Basic Rules (2014)
This small black sphere measures 3/4 of an inch in diameter and weighs an ounce. Typically, 1d4 + 4 beads of force are found together.
You can use an action to throw the bead up to 60 feet. The bead
force then encloses the area for 1 minute. Any creature that failed the save and is completely within the area is trapped inside this sphere. Creatures that succeeded on the save, or are partially
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a7
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.
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
prison in the shape of a cage can be up to 20 feet on a side and is made from 1/2-inch diameter bars spaced 1/2 inch apart. A prison in the shape of a box can be up to 10 feet on a side, creating a
solid barrier that prevents any matter from passing through it and blocking any spells cast into or out from the area. When you cast the spell, any creature that is completely inside the cage’s area is
Compendium
- Sources->Dungeons & Dragons->Player's Handbook (2014)
from 1/2-inch diameter bars spaced 1/2 inch apart. A prison in the shape of a box can be up to 10 feet on a side, creating a solid barrier that prevents any matter from passing through it and blocking
any spells cast into or out from the area. When you cast the spell, any creature that is completely inside the cage’s area is trapped. Creatures only partially within the area, or those too large to fit
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
prison in the shape of a cage can be up to 20 feet on a side and is made from 1/2-inch diameter bars spaced 1/2 inch apart. A prison in the shape of a box can be up to 10 feet on a side, creating a
solid barrier that prevents any matter from passing through it and blocking any spells cast into or out from the area. When you cast the spell, any creature that is completely inside the cage’s area is
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
from 1/2-inch diameter bars spaced 1/2 inch apart. A prison in the shape of a box can be up to 10 feet on a side, creating a solid barrier that prevents any matter from passing through it and blocking
any spells cast into or out from the area. When you cast the spell, any creature that is completely inside the cage’s area is trapped. Creatures only partially within the area, or those too large to fit
Compendium
- Sources->Dungeons & Dragons->Scions of Elemental Evil
Bead of Force Wondrous Item, Rare This small black sphere measures 3/4 of an inch in diameter and weighs an ounce. Typically, 1d4 + 4 Beads of Force are found together. You can take a Magic action to
damage. A sphere of transparent force then encloses the area for 1 minute. Any creature that failed the save and is completely within the area is trapped inside this sphere. Creatures that succeeded on
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
Bead of Force Wondrous item, rare This small black sphere measures 3/4 of an inch in diameter and weighs an ounce. Typically, 1d4 + 4 beads of force are found together. You can use an action to throw
damage. A sphere of transparent force then encloses the area for 1 minute. Any creature that failed the save and is completely within the area is trapped inside this sphere. Creatures that succeeded on
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
Bead of Force Wondrous Item, Rare This small black sphere measures 3/4 of an inch in diameter and weighs an ounce. Typically, 1d4 + 4 Beads of Force are found together. You can take a Magic action to
damage. A sphere of transparent force then encloses the area for 1 minute. Any creature that failed the save and is completely within the area is trapped inside this sphere. Creatures that succeeded on
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Bead of Force Wondrous Item, Rare This small black sphere measures 3/4 of an inch in diameter and weighs an ounce. Typically, 1d4 + 4 Beads of Force are found together. You can take a Magic action to
damage. A sphere of transparent force then encloses the area for 1 minute. Any creature that failed the save and is completely within the area is trapped inside this sphere. Creatures that succeeded on
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
above is completely sealed off from the winds of Pandemonium, though it has a small two-foot by two- foot window that has been fitted with an adamantine shutter. The shutter may be opened or closed
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
Bead of Force Wondrous item, rare This small black sphere measures 3/4 of an inch in diameter and weighs an ounce. Typically, 1d4 + 4 beads of force are found together. You can use an action to throw
damage. A sphere of transparent force then encloses the area for 1 minute. Any creature that failed the save and is completely within the area is trapped inside this sphere. Creatures that succeeded on
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 body or ship can be fresh, foul, or deadly. Air can change from one quality to another over time. Fresh air is completely breathable. Under normal circumstances, the air envelope
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
Compendium
- Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk
throat from which the intellect snares emerged. N2: Throat The great creature’s throat is an organic passage 10 feet in diameter. A distant pulse thrums through the floor, and contractions cause the
save, or half as much damage on a successful one. A creature reduced to 0 hit points from this acid damage is completely dissolved. Surgical Precision. Controlling the fluid’s release more carefully
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
territory in which these ruins are located. Finally, a crystal sphere, cracked in the catastrophe, has rolled into the shadow of some nearby rubble. It is made of polished quartz, 3 inches in diameter
5 or more, the rubble engulfs the digger completely, and the trapped character can’t breathe until dug out. Getting out on one’s own requires a successful DC 15 Strength (Athletics) check, and doing
Compendium
- Sources->Dungeons & Dragons->Lost Mine of Phandelver
that destroyed this area.
Behind the brazier of green flame floats a spherical creature measuring roughly four feet in diameter. Four eyestalks protrude from its central mass, two on each side. In the
otherwise finished. Like the main workshop, it has been almost completely destroyed. Treasure On the worktable in the southeast corner of the room are the last items the spectator was charged to
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
2. Kalabash’s Chambers Kalabash was one of Halaster’s apprentices, though not one of the original seven. He has been trapped in a pocket dimension for hundreds of years now and is completely insane
).
Summoning Circle. An old rug woven with arcane symbols lies in the middle of the floor. (Beneath the rug, painted on the stone floor, is a 10-foot-diameter summoning circle that has been partially
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
32. The Portal to Death Behind the concealed entrance is a narrow tunnel that slants down and away. The passage is barely four feet in diameter, and the walls are carved with a profusion of ancient
the double doors is a golden seal one foot in diameter with ancient glyphs scribed into it. To open this door, it appears that the golden seal must be broken. Ancient glyphs are scribed on the seal
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3
brightly painted. The scenes portrayed represent fishing, farming, religion, warfare, the creation story, and crafting.
A cave-in completely blocks the west end of the chamber. At short intervals, small
digger completely, and the trapped character can’t breathe until dug out. Struggling out on one’s own requires a successful DC 15 Strength (Athletics) check, and doing so takes 1 minute. Door. When the
Compendium
- Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Turn of Fortune’s Wheel
respectfully preventing the empyrean from entering the Yearning Timbers. Inside is a rare, invite-only event being hosted by Rillifane Rallathil, an elf god of nature. Manalath apologizes and calmly repeats
interruption catches Kopoha off guard. She sizes up the characters and says, “I suppose you’re not completely unworthy of my time. Why do you approach Kopoha?” Her demeanor is challenging but not hostile. A
Compendium
- Sources->Dungeons & Dragons->Monster Manual
Burrow Speed and leaves a 10-foot-diameter tunnel in its wake.
Actions
Bite. Melee Attack Roll: +5 (with Advantage if the target is Grappled by the ankheg), reach 5 ft. Hit: 10 (2d6 + 3) Slashing
end of each of its turns, the target repeats the save, escaping the tome on a success. When the target escapes, it appears in the space it left or, if that space is occupied, the nearest unoccupied
Compendium
- Sources->Dungeons & Dragons->Dragon Delves
; if they refuse a command, he remains Indifferent toward them. Each time the characters leave the hall and return, Nezzarum issues a new command until he has issued three of them. He never repeats a
”): 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
Compendium
- Sources->Dungeons & Dragons->Tales from the Yawning Portal->a1
-diameter holes riddle the floor of the rift. The smell of burnt earth hangs in the air.
The small holes in the floor extend as far down as anyone is capable of probing. 45. Rift Node The rift
widens, creating a cavern-like chamber. Small, two-foot-diameter holes riddle the node. A dim fiery glow shines out of one such hole.
Creature. In the glowing hall rests a fire snake. Belak used magic to
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
1d4 + 1 feet into the quicksand and has the Restrained condition. At the start of each of the creature’s turns, it sinks another 1d4 feet. As long as the creature isn’t completely submerged in
quicksand, it can take an action to try to escape, doing so with a successful Strength (Athletics) check (DC 10 plus the number of feet the creature has sunk into the quicksand). A creature that is completely
Compendium
- Sources->Dungeons & Dragons->Sleeping Dragon’s Wake
her poison vials hidden in a 1-foot-deep, 1-foot-diameter hole in the ground covered by her sleeping mat. Creatures with a passive Wisdom (Perception) score of 14 or higher notice that the mat dips
restrained creature on a success. C7. Slime Pool Overlook This small ledge overlooks the slime pool with a 10-foot-long, 2-foot-diameter mossy log sitting near the ledge. The log can be used to bridge the
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
. Her treasure is hidden in a cistern in the old village. Anyone who moves through the ruins notices the cistern. The opening is 15 feet in diameter, and the shaft drops 15 feet to scummy, black water
tunnel leads from the hole to a cramped, completely flooded chamber. In the chamber is a tied sack made from human skin. It contains six onyx gemstones (50 gp each), a spell scroll of comprehend languages
Compendium
- Sources->Dungeons & Dragons->Candlekeep Mysteries
in an intricate dance. The far wall is almost completely covered by a map of the night sky, with a golden sunburst in the center above a closed door.
The cabinets are crowded with skulls, bones
-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
Compendium
- Sources->Dungeons & Dragons->Quests from the Infinite Staircase
the sphinx’s platform is 5 feet in diameter. Medium and smaller creatures that fall into the trough must succeed on a DC 15 Strength saving throw or be swept into this opening, which empties into area
looks into the well sees a 10-foot-diameter tunnel below the surface that enters the well from the east side. Water flows into the well through this tunnel. Though the volume of water is high, the
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
repeats the group check until one team fails it.
3 Shrub Pulling. Two frozen shrubs of roughly equal size are located nearby, and each team picks a champion. Whichever champion uproots their shrub
the highest uproots their shrub first. If both succeed and their rolls are the same, the contest ends in a draw.
4 Boulder Roll. Two 10-foot-diameter boulders are dug up, and a finish line is
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Poisoned, the target can’t regain Hit Points and takes 21 (6d6) Poison damage at the start of each of its turns, and it repeats the save at the end of each of its turns, ending the effect on itself on
.; Passive Perception 9
Languages None
CR 15 (XP 13,000; PB +5)
Traits
Tunneler. The worm can burrow through solid rock at half its Burrow Speed and leaves a 10-foot-diameter tunnel in its wake
Compendium
- Sources->Dungeons & Dragons->Dragon Delves
prefers to swim around them. They are Difficult Terrain for him to swim through. M33: Blocked and Submerged Tunnel This 10-foot-diameter tunnel is completely submerged and blocked by heavy boulders. As






