centered removed gem to have reveal

Helm of Brilliance

Magic Items Dungeon Master’s Guide

This helm is set with 1d10 diamonds, 2d10 rubies, 3d10 fire opals, and 4d10 opals. Any gem pried from the helm crumbles to dust. When all the gems are removed or destroyed, the helm loses its magic

specified type as a component: Daylight (opal), Fireball (fire opal), Prismatic Spray (diamond), or Wall of Fire (ruby). The gem is destroyed when the spell is cast and disappears from the helm

Deck of Many Things

Magic Items Dungeon Master’s Guide

you occupied when you disappeared. You remain imprisoned until you are found and removed from the sphere. You can’t be located by any Divination magic, but a Wish spell can reveal the location

— 19–23 Fates 09–16 24–27 Flames — 28–31 Fool — 32–36 Gem 17–24 37–41 Jester 25–32 42–46

Wand of Wonder

Magic Items Dungeon Master’s Guide

1d6 Psychic damage. 36–40 Heavy rain falls for 1 minute in a 120-foot-high, 60-foot-radius Cylinder centered on the chosen point of origin. During that time, the area of effect is Lightly

Obscured. 41–45 A cloud of 600 oversized butterflies fills a 60-foot-high, 30-foot-radius Cylinder centered on the chosen point of origin. The butterflies remain for 10 minutes, during which

Kansaldi Fire-Eyes

Monsters Dragonlance: Shadow of the Dragon Queen

Special Equipment. Kansaldi has a glowing ruby embedded in her left eye socket. The gem functions as her eye and grants her truesight (included above). The gem can’t be removed while Kansaldi

is alive. When she dies, a creature can remove the gem as an action. The gem then functions as a gem of seeing.Multiattack. Kansaldi makes two Pike attacks and uses Flame Burst. Pike. Melee Weapon

Dragonborn of Bahamut

Monsters Fizban's Treasury of Dragons

dragonborn touches another creature within 5 feet of it. The target magically regains 40 hit points. In addition, all diseases and poisons affecting the target are removed. Radiant Breath (Recharge

consider their draconic heritage—chromatic, metallic, or gem—something like a large extended family. But for dragonborn champions, this bond is spiritual as much as biological, and they devote

Daoud's Wondrous Lanthorn

Magic Items Quests from the Infinite Staircase

Lenses table. The gem lenses can’t be removed from the lantern. As an action while holding the lantern, you can burn some of the lantern’s fuel to cast a spell (save DC 20) through one or

short or long rest. Once added, fuel can’t be removed from the lantern’s base. The lantern’s flame can’t be extinguished by any means other than running out of fuel. If the

Draconic Shard

Monsters Fizban's Treasury of Dragons

of gem dragon it was in life and has AC 20, 15 hit points, and immunity to all damage except force. Unless the gemstone is destroyed, after 1d20;{"diceNotation":"1d20", "rollType":"roll", "rollAction

unoccupied space. While inhabited, the object becomes a magic item if it wasn’t already, and a Tiny cracked gemstone matching the kind of gem dragon the shard was in life appears somewhere on the

Sapphire Sentinel

Monsters Candlekeep Mysteries

. The disk can be removed to reveal the glowing sapphire only when the golem receives a command to use its power from someone whose commands it obeys. Otherwise, the sapphire remains hidden. The

Emerald Dragon Wyrmling

Monsters Fizban's Treasury of Dragons

spellcasting ability (spell save DC 12): At will: mage hand (the hand is invisible), minor illusionEmerald dragons are the most curious, cunning, and manipulative of the gem dragons, wielding

and tail to mirror the dragon’s mood. Clever Concealment The shyest of the gem dragons, emerald dragons are also the most curious. They love to observe local settlements and peoples, using

Scion of Thrym

Monsters Bigby Presents: Glory of the Giants

ice into the air. Each creature other than the scion in a 30-foot-radius, 100-foot-high cylinder centered on that point must make a DC 25 Dexterity saving throw. On a failed save, a creature takes 36

the scion can see within 60 feet of the point the scion dug its hands into. Each creature in a 30-foot-radius, 100-foot-high cylinder centered on that point must succeed on a DC 25 Dexterity saving

Young Emerald Dragon

Monsters Fizban's Treasury of Dragons

hand is invisible), minor illusion 1/day each: detect thoughts, invisibility, silent imageEmerald dragons are the most curious, cunning, and manipulative of the gem dragons, wielding psionic power to

the back and tail to mirror the dragon’s mood. Clever Concealment The shyest of the gem dragons, emerald dragons are also the most curious. They love to observe local settlements and peoples

Oinoloth

Monsters Mordenkainen Presents: Monsters of the Multiverse

its hit point maximum is reduced by 7 (2d6);{"diceNotation":"2d6", "rollType":"roll", "rollAction":"Corrupted Healing"}. This reduction can be removed only by a wish spell or by casting greater

);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Bringer of Plagues"}. The oinoloth blights the area in a 30-foot-radius sphere centered on itself. The blight lasts for 24 hours. While the area is

Artus Cimber

Monsters Tomb of Annihilation

following properties while attuned to the dagger, provided he has the weapon drawn: Cause a blue gem set into the dagger’s pommel to shed bright light in a 20-foot radius and dim light for an

additional 20 feet, or make the gem go dark. Turn the dagger into a compass that, while resting on Artus’s palm, points north. Cast dimension door from the dagger. Once this property is used

Kalaraq Quori

Monsters Eberron: Rising from the Last War

throw or be cursed. The curse lasts until it's removed by a remove curse or greater restoration spell. The cursed target suffers 1 level of exhaustion every 24 hours, and finishing a long rest

doesn't reduce its exhaustion. If the cursed target reaches exhaustion level 6, it doesn't die; it instead becomes a thrall under the quori's control, and all its exhaustion is removed. Only the wish spell

Greater Star Spawn Emissary

Monsters Van Richten’s Guide to Ravenloft

","rollAction":"Unearthly Bile"}. The emissary expels bile that splashes all creatures in a 30-foot-radius sphere centered on a point within 120 feet of the emissary. Each creature in that area must make a DC

lost all hope, do emissaries reveal their actual, impossible forms. Forms of the Emissary Star spawn emissaries can assume two forms: a Lesser Star Spawn Emissary;lesser form suited to infiltration and

Cradle of the Frost Scion

Monsters Bigby Presents: Glory of the Giants

frigid air to freeze foes in place. If the cradle is destroyed, its icy body shatters to reveal the awakened scion of Thrym inside it. Forming a double-bladed axe in its hand, the 70-foot-tall scion

, Piercing, and Slashing from Nonmagical AttacksChilling Mist. The cradle magically conjures a cloud of chilling mist that fills a 30-foot-radius sphere centered on a point it can see within 90 feet of

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

long rest. The target’s hit point maximum is reduced by an amount equal to half the poison damage taken. This reduction lasts until the poisoned condition is removed. The target dies if its hit

at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw or take

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

point it can see within 60 feet of it. Each creature within a 20-foot-radius sphere centered on that point must succeed on a DC 23 Dexterity saving throw or take 18 (4d8);{"diceNotation":"4d8", "rollType

":"damage", "rollAction":"Explosive Crystal", "rollDamageType":"force"} force damage and be knocked prone.Amethyst dragons, the mightiest of the gem dragons, study and psionically manipulate the

Adult Emerald Dragon

Monsters Fizban's Treasury of Dragons

":"damage", "rollAction":"Emerald Embers", "rollDamageType":"fire"} fire damage.Emerald dragons are the most curious, cunning, and manipulative of the gem dragons, wielding psionic power to weave illusions to

to mirror the dragon’s mood. Clever Concealment The shyest of the gem dragons, emerald dragons are also the most curious. They love to observe local settlements and peoples, using their psionic

Ancient Emerald Dragon

Monsters Fizban's Treasury of Dragons

":"Emerald Embers", "rollDamageType":"fire"} fire damage.Emerald dragons are the most curious, cunning, and manipulative of the gem dragons, wielding psionic power to weave illusions to deceive and

dragon’s mood. Clever Concealment The shyest of the gem dragons, emerald dragons are also the most curious. They love to observe local settlements and peoples, using their psionic abilities to

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

long rest. The target’s hit point maximum is reduced by an amount equal to half the poison damage taken. This reduction lasts until the poisoned condition is removed. The target dies if its hit

ground at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

amethyst that that explodes at a point it can see within 60 feet of it. Each creature within a 20-foot-radius sphere centered on that point must succeed on a DC 20 Dexterity saving throw or take 13 (3d8

);{"diceNotation":"3d8", "rollType":"damage", "rollAction":"Explosive Crystal", "rollDamageType":"force"} force damage and be knocked prone.Amethyst dragons, the mightiest of the gem dragons, study and

Ring of Winter

Magic Items Tomb of Annihilation

. Frozen Time. As long as you wear the ring, you don’t age naturally. This effect is similar to suspended animation, in that your age doesn’t catch up to you once the ring is removed

and use the ring to lower the temperature in a 120-foot-radius sphere centered on a point you can see within 300 feet of you. The temperature in that area drops 20 degrees per minute, to a minimum of

Helm of Brilliance Legacy

Magic Items Basic Rules (2014)

This dazzling helm is set with 1d10 diamonds, 2d10 rubies, 3d10 fire opals, and 4d10 opals. Any gem pried from the helm crumbles to dust. When all the gems are removed or destroyed, the helm loses

: daylight (opal), fireball (fire opal), prismatic spray (diamond), or wall of fire (ruby). The gem is destroyed when the spell is cast and disappears from the helm. As long as it has at least

Wand of Wonder Legacy

Magic Items Basic Rules (2014)

Heavy rain falls in a 60-foot radius centered on the target. The area becomes lightly obscured. The rain falls until the start of your next turn. 34-36 An animal appears in the unoccupied space

elephant appears; and on a 51–100, a rat appears. 37-46 You cast lightning bolt. 47-49 A cloud of 600 oversized butterflies fills a 30‐foot radius centered on the target. The area becomes

Deck of Many Things Legacy

Magic Items Basic Rules (2014)

you are found and removed from the sphere. You can't be located by any divination magic, but a wish spell can reveal the location of your prison. You draw no more cards. Euryale. The card's medusa

Star Two of diamonds Comet* Ace of hearts The Fates* King of hearts Throne Queen of hearts Key Jack of hearts Knight Two of hearts Gem* Ace of clubs Talons

Geryon Legacy

Monsters Mordenkainen’s Tome of Foes

. This reduction lasts until the poisoned condition is removed. Teleport. Geryon magically teleports, along with any equipment he is wearing and carrying, up to 120 feet to an unoccupied space he can

from the ground at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving

Geryon (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

. This reduction lasts until the poisoned condition is removed. Teleport. Geryon magically teleports, along with any equipment he is wearing and carrying, up to 120 feet to an unoccupied space he can

he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw or take 28 (8d6

32: Control Gems

Compendium - Sources->Dungeons & Dragons->The Book of Many Things

the gem. For each control gem removed, the portal in area 33 becomes less stable, which in turn affects the sphere’s power core. The lights throughout the facility start blinking, and the sphere

fills with the sounds of hissing steam and groaning metal. These effects intensify with each control gem removed. If two gems are removed, the power core at the heart of the Donjon Sphere implodes after

18. Guardian Door

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

door’s eye is gem set with a smaller version of one of a demilich’s soul gems. The gem can be removed only by a character proficient with jeweler’s tools who succeeds on a DC 13 Dexterity check using

. Its head is turned in profile, its eye set with a gleaming gem. When any character approaches the door, the tortle’s head animates and intones: “Are you the master?” Opening Riddle The door unlocks

Solution

Compendium - Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything

Solution An inventory of the room reveals gemstones in the amounts shown in the Gem Inventory table. The table lists the gems in alphabetical order, but you should list them in any other order when

describing them to players so not to accidentally give away a hint. Each type of gem is associated with a letter of the alphabet, and each gem’s letter is revealed by counting into the alphabet by a

Slaadi

Compendium - Sources->Dungeons & Dragons->Monster Manual

the slaad isn’t imprisoned. An Incapacitated slaad’s control gem can be removed by spending 1 minute and succeeding on a DC 20 Wisdom (Medicine) check. Failing this check deals 22 (4d10) Piercing damage to the slaad.

multiverse. Slaad Control Gems A slaad born from the Spawning Stone has a magical control gem embedded in its head. If a creature claims the gem, the slaad has the Charmed condition and obeys the

4. Gauntlet

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

embedded in its walls are spell gems spaced 30 feet apart and 15 feet above the rough-hewn floor. The gems are set in sockets and held in place with sovereign glue, and each gem contains a symbol

spell. Any deep gnome who can see a gem can activate the spell within it by using its action to speak the proper command word. Any attempt to pry a spell gem from the wall destroys the gem. At the north

8. Stonecarver's Cave

Compendium - Sources->Dungeons & Dragons->Storm King's Thunder

8. Stonecarver’s Cave Characters must scale a 10-foot-high ledge to reach this cave, regardless of the direction from which they approach. Light from a single torch reflects off gem deposits in the

using picks and similar tools. A character who spends 1 hour doing so excavates 100 gp worth of uncut gems. The cave holds 15,000 gp worth of uncut gemstones. The walls are bare once all of the gemstones are removed.

Kansaldi Fire-Eyes

Compendium - Sources->Dungeons & Dragons->Dragonlance: Shadow of the Dragon Queen

eye socket. The gem functions as her eye and grants her truesight (included above). The gem can’t be removed while Kansaldi is alive. When she dies, a creature can remove the gem as an action. The

Dragon Highlord Verminaard. During a test of faith from her mentor, Kansaldi replaced her left eye with a gem of seeing. This gem smolders and glows red whenever Kansaldi uses her magic, and her

D&D Beyond

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