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Returning 35 results for 'before being diameter casts reveals'.
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Magic Items
Dungeon Master’s Guide
;s control.
An orb is an etched crystal globe about 10 inches in diameter. When used, it grows to about 20 inches in diameter, and mist swirls inside it.
While attuned to an orb, you can take a
orb imposes the Charmed condition on you for as long as you remain attuned to it.
While you are Charmed by the orb, you can’t voluntarily end your Attunement to it, and the orb casts
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
Orb of Dragonkind
Legacy
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Magic Items
Basic Rules (2014)
globe about 10 inches in diameter. When used, it grows to about 20 inches in diameter, and mist swirls inside it.
While attuned to an orb, you can use an action to peer into the orb’s depths and
for as long as you remain attuned to it.
While you are charmed by the orb, you can’t voluntarily end your attunement to it, and the orb casts suggestion on you at will (save DC 18), urging you to
Monsters
The Wild Beyond the Witchlight
feet. If the brigganock dies, its soul light fades away.
Tunneler. Using a pickaxe or similar tool, a brigganock can burrow through solid rock at a speed of 5 feet, leaving a 6-inch-diameter tunnel
":"damage", "rollAction":"Pickaxe", "rollDamageType":"piercing"} piercing damage.
Spellcasting. The brigganock casts one of the following spells, requiring no material components and using Charisma as
Monsters
Mordenkainen Presents: Monsters of the Multiverse
saving throw at the end of each of its turns, ending the effect on itself on a success.
Spellcasting. Titivilus casts one of the following spells, requiring no material components and using Charisma as
acceptance of his plans and his advice can last only so long before some other plotter steps in and reveals the truth. For insurance, Titivilus has begun recruiting outsiders to deal with problem
Monsters
Mordenkainen Presents: Monsters of the Multiverse
−5, the object is destroyed. The penalty on an object can be removed by the mending spell.
Spellcasting. Juiblex casts one of the following spells, requiring no material components and using Wisdom
, this creature can move up to 20 feet through spaces no more than an inch in diameter. It must end this movement in a space that can accommodate its full size. Otherwise, it takes 5 force damage and
Monsters
Fizban's Treasury of Dragons
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 10-foot-diameter tunnel in its wake.Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20+4", "rollType
, the creature takes half as much damage with no additional effects.
Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell components and using Intelligence as the
Monsters
Waterdeep: Dungeon of the Mad Mage
legendary actions at the start of his turn.
Cast Spell. Halaster casts a spell of 3rd level or lower.
Spell Ward (Costs 2 Actions). Halaster expends a spell slot of 4th level or lower and gains 5
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
Mordenkainen Presents: Monsters of the Multiverse
":"Bite"} to hit, reach 10 ft., one target. Hit: 20 (2d10 + 9);{"diceNotation":"2d10+9", "rollType":"damage", "rollAction":"Bite", "rollDamageType":"acid"} acid damage.
Spellcasting. Yeenoghu casts one of
. 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 the space where the spike emerges
Compendium
- Sources->Dungeons & Dragons->Netheril’s Fall: Tales of Terror, Treasure, and Time Travel
as at twilight or after magical weather. In a dampened magic zone, which is typically no more than 300 feet in diameter, magical effects sputter feebly or appear ephemeral. When a creature in the area
casts a spell with a duration of 1 minute or longer, the spell’s duration is halved. Spell attack rolls in the area are made with Disadvantage, and creatures have Advantage on saving throws against spells and other magical effects.
Monsters
Fizban's Treasury of Dragons
next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced.
Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell
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
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
). The dragon casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 15):
1/day each: dissonant whispers, hold person, meld
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
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
save, the creature takes half as much damage and isn’t incapacitated.
Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell components and using
Monsters
Fizban's Treasury of Dragons
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 Bite attack and two Claw attacks
.
Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 14):
At will: mage hand (the
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->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
Monsters
Fizban's Treasury of Dragons
next turn. On a successful save, the creature takes half as much damage, and its speed isn’t reduced.
Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell
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->Vecna: Eve of Ruin
strangely in the segments of the shipwreck. When a creature within a wreck segment casts a spell (or uses a similar magical effect) that would teleport it or another creature, instead of the normal effect
, a 5-foot-diameter circular portal appears in an unoccupied space within 30 feet of the casting creature. The portal is a glowing ring filled with opaque mist and remains open for 1 minute. When a
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
Compendium
- Sources->Dungeons & Dragons->Journeys through the Radiant Citadel
themselves. If a character casts detect evil and good near one of the sabotaged stalls, it reveals the presence of a Fey creature nearby, a wynling drowsing on a nearby stall roof. If approached, the wynling
wynling to appear and try to take the fruit. A character can befriend a wynling once it reveals itself by succeeding on a DC 10 Charisma (Persuasion) check. If characters who can speak and understand
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
the exploding die must make a DC 13 Dexterity saving throw, taking 40 (9d8) force damage on a failed save, or half as much damage on a successful one. 3–4 The dodecahedron casts light on itself. The
effect lasts until a creature touches the die. 5–6 The dodecahedron casts ray of frost (+5 to hit), targeting a random creature within 60 feet of it that doesn’t have total cover against the attack. 7
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
feet high. Clinging to the ceiling is a 20-foot-diameter, upside-down stone spider that resembles a giant tarantula.
Petrified Drow. Eight lifelike statues of drow warriors, four males and four
ceiling, roughly 30 feet above the floor. Upon detecting intruders, he casts animate objects on five of the drow statues and commands them to attack while he hides above the giant spider sculpture. If
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
-foot-diameter circular lozenge of crystal (the Runestone) embedded at the peak of a 120-foot-tall stalagmite.
Stalactites. The cavern walls taper inward as they rise, becoming a curved, 200-foot-high
main cavern. If he sees the characters and has any reason to want them dead, Halaster casts spells with a suitably long range at them through the Runestone, including Bigby’s hand, chain lightning
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
damage. A Detect Magic spell reveals an aura of evocation magic emanating from the mirror. Unless covered, the reflective side of a moonlight mirror casts bright light in a 20-foot hemisphere, in the
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
break her pact with the archdevil. Ralzala hides under the ground at the base of the zapper. If the characters damage the zapper, Ralzala emerges from the ground, casts tongues, and offers them a deal
. She reveals that the deposed archdevil Bel would gladly aid the characters in overthrowing Zariel. If the characters help Ralzala break her pact with Zariel, the dao promises to direct them to Bel’s
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
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.
Actions
Multiattack. The dragon makes
, the creature takes half as much damage and isn’t incapacitated.
Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 15):
1/day each: dissonant whispers, hold person, meld into stone
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
understanding the truth of the past might we learn lessons applicable to our magic in the present. Take this, for example.” The professor reveals a translucent orb. Within it a coil of green mist endlessly
much about it yet. She suspects it was used as a magical focus by an ancient wizard she has yet to identify. A character who subtly casts detect magic in class learns the object exudes an aura of
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->The Wild Beyond the Witchlight
silhouettes of fir trees, lit from behind and above by a white, moon-like sphere of glass that hangs from the ceiling by a short chain and casts long shadows on the walls. Suspended above the stage is a
-diameter sphere of white glass sheds bright light out to a range of 20 feet and dim light for an additional 20 feet. Casting dispel magic on the sphere automatically causes its light to go out. Treasure. Characters who search the shadow theater find a pair of opera glasses (250 gp) resting on one seat.
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
XP) Proficiency Bonus +2
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 5-foot-diameter tunnel in its wake.
Actions
Bite. Melee Weapon Attack: +4
(Psionics). The dragon casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 12):
At will: mage hand (the hand is invisible), minor illusion
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
(3,900 XP) Proficiency Bonus +3
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 10-foot-diameter tunnel in its wake.
Actions
Multiattack. The dragon
casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 14):
At will: mage hand (the hand is invisible), minor illusion
1/day each: detect thoughts, invisibility, silent image
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
about a foot long is the only thing on the nodule. The metal is bumpy on one side and smooth on the bottom, resembling an oversized human tongue (see below). If a character casts detect magic within 30
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
ability check.
Tunneler. The dragon can burrow through solid rock at half its burrowing speed and can leave a 5-foot-diameter tunnel in its wake.
Actions
Bite. Melee Weapon Attack: +5 to hit
a successful save, the creature takes half as much damage and isn’t incapacitated.
Spellcasting (Psionics). The dragon casts one of the following spells, requiring no spell components and using Intelligence as the spellcasting ability:
1/day each: alarm, Tenser’s floating disk
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