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Returning 35 results for 'before blue device check reduce'.
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Magic Items
Dungeon Master’s Guide
slot of the spell’s level. Then, to determine whether you cast the spell, make an Intelligence (Arcana) check (DC 10 plus the spell’s level). On a successful check, you cast the spell using
its normal casting time, and you can’t use this property again until you finish a Short or Long Rest. On a failed check, you fail to cast the spell and a random effect occurs instead
Magic Items
Forgotten Realms: Heroes of Faerûn
check it makes with a Musical Instrument or Tinker's Tools.
Sprint. The wonder takes the Dash action.
Gyrocopter Wonder (Rare). This wagon-sized vehicle is made of brassy metal and has a spiral-shaped
resembles a metal turtle shell with straps. It is designed to be worn on your back or flank, depending on your anatomy. Once wound, the mobility wonder transforms into a personal transport device and
Magic Items
Planescape: Adventures in the Multiverse
successful unarmed strike against AC 22 or a successful DC 22 Dexterity (Acrobatics) check. You can use a bonus action to seize and stow the device.
The device has AC 22, 25 hit points, immunity to
This skull-shaped device is filled with knowledge. The device weighs 5 pounds and is covered with subtle etchings of planar sigils.
As a bonus action, you can toss the device into the air, whereupon
Monsters
Storm King's Thunder
restrained until it escapes the net. Any creature can use its action to make a DC 17 Strength check to free itself or another creature in the net, ending the effect on a success. Dealing 15 slashing damage to
the net (AC 12) destroys the net and frees the target.Frost giants are creatures of ice and snow, with hair and beards of pale white or light blue, and flesh as blue as glacial ice. They respect only
Magic Items
Acquisitions Incorporated
While attuned to this device, you have a +1 bonus to Intelligence saving throws. The first time you attune to the chronolometer, you choose one language you don’t know. You subsequently know
that language while attuned to the device.
Time Bandit. At the start of your turn, roll a d6 (no action required). On a 1–3, you slow down time, gaining an additional action on your turn and
Ancient Blue Dragon
Legacy
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Monsters
Basic Rules (2014)
end of another creature's turn. The dragon regains spent legendary actions at the start of its turn.
Detect. The dragon makes a Wisdom (Perception) check.
Tail Attack. The dragon makes a tail
in barren places, using their lightning breath and their burrowing ability to carve out crystallized caverns and tunnels beneath the sands.
Thunderstorms rage around a legendary blue dragon’s
Adult Blue Dragon
Legacy
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Monsters
Basic Rules (2014)
of another creature's turn. The dragon regains spent legendary actions at the start of its turn.
Detect. The dragon makes a Wisdom (Perception) check.
Tail Attack. The dragon makes a tail attack
barren places, using their lightning breath and their burrowing ability to carve out crystallized caverns and tunnels beneath the sands.
Thunderstorms rage around a legendary blue dragon’s lair
Equipment
This small mechanical device is a specialty of gnomish crafters. As a Utilize action, you can throw the Noisemaker into a space within 60 feet. When it lands, it makes a loud noise of some kind
within 60 feet of the device when it goes off must succeed in a DC 10 Wisdom saving throw. On a failed save, the creature has the Frightened condition for one minute. As an Influence action, another
Monsters
Waterdeep: Dungeon of the Mad Mage
to water and is destroyed.
Charm. A creature can grab the staff out of the air with a successful grapple check against the staff, and grappling the staff does not reduce the creature's speed. Any
solid surface, doing so with a successful DC 17 Strength (Athletics) check. Breaking the staff in this manner destroys it.Melee Attack. Melee Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to
Monsters
Storm King's Thunder
regains spent legendary actions at the start of its turn.
Detect. The dragon makes a Wisdom (Perception) check.
Tail Attack. The dragon makes a tail attack.
Wing Attack (Costs 2 Actions). The
","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone. The dragon can then fly up to half its flying speed.Iymrith is an ancient blue dragon who can assume the form of a storm giant
Magic Items
Bigby Presents: Glory of the Giants
work and a successful DC 25 Intelligence (Investigation) check. When the cube is solved, a 30-foot-diameter portal appears before the creature who solved the cube, leading to the northeastern platform
Horizon’s Edge, but a device somewhere in the demiplane allows a cube to function in reverse while the cube is fitted into it.
Magic Items
Acquisitions Incorporated
While attuned to this device, you have a +1 bonus to Wisdom saving throws, and you can use an action to cast the dancing lights, guidance, or message cantrips.
Portent of the Stars. As a reaction
when a creature you can see within 60 feet of you makes an attack roll, saving throw, or ability check, you make that creature roll a d10 and add or subtract the number rolled (your choice) from the
Monsters
Fizban's Treasury of Dragons
succeed on a DC 18 Intelligence (Investigation) check to discern that the scarab is animate.Bite. Melee Weapon Attack: +5;{"diceNotation":"1d20+5", "rollType":"to hit", "rollAction":"Bite"} to hit
lair.Scale Dust (1/Day). The scarab releases magical glittering dust from its wings. Each creature within 5 feet of the scarab must succeed on a DC 13 Dexterity saving throw or be outlined in blue light
Monsters
Keys from the Golden Vault
. Black and gray smoke and shadows coil down her left arm, ending in runes on the fingers of her left hand.
Knotwork. Purple and blue knotwork and runes run down her right arm, across the back of her right
, the tips following the angles of her collarbones.
River. Swirling green and blue waters form a cascading river across her stomach, with scaly creatures leering from the water.
Power and Plunder
Monsters
Fizban's Treasury of Dragons
hasn't observed the egg hunter move or act, that creature must succeed on a DC 18 Intelligence (Investigation) check to discern that the egg hunter is animate. Dragons have disadvantage on this
necrotic damage dealt.
Torpor Spores (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Torpor Spores"}. The egg hunter releases a billow of sparkling blue spores. Each creature
Monsters
Strixhaven: A Curriculum of Chaos
succeed on a DC 18 Intelligence (Investigation) check to discern that the groff isn’t an ordinary moss-covered bog patch.
Hold Breath. The groff can hold its breath for up to 1 hour.Multiattack
surface. These shaggy swamp creatures have canine faces and glowing blue eyes, and they are ravenous carnivores—with pest mascot;pest mascots being their favorite food. A handful of more intrepid
Monsters
Fizban's Treasury of Dragons
succeed on a DC 18 Intelligence (Investigation) check to discern that the swarm is animate.
Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through
Dexterity saving throw or be outlined in blue light for 10 minutes. While outlined in this way, a creature sheds dim light in a 10-foot radius and can’t benefit from being invisible. In addition
Magic Items
Guildmasters’ Guide to Ravnica
Innovation is a dangerous pursuit, at least the way the mages of the Izzet League engage in it. As protection against the risk of an experiment going awry, they have developed a device to help
slot to cast the spell as normal, but before resolving it you must make an Intelligence (Arcana) check. The DC is 10 + twice the level of the spell slot you expend to cast the spell.
On a successful
Ioun Stone
Legacy
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Magic Items
Basic Rules (2014)
to separate it from you, either by making a successful attack roll against AC 24 or a successful DC 24 Dexterity (Acrobatics) check. You can use an action to seize and stow the stone, ending its
(Rare). You can't be surprised while this dark blue rhomboid orbits your head.
Ioun Stone of Fortitude;Fortitude (Very Rare). Your Constitution score increases by 2, to a maximum of 20, while this pink
Magic Items
Tyranny of Dragons
blindsight out to 30 feet for 5 minutes.
Dragon Tongue. You can speak and understand Draconic. You also have advantage on any Charisma check you make against blue dragons.
Legendary Resistance (1/Day). If
Magic Items
Storm King's Thunder
the ground and is a massive thing made of polished obsidian with oversized feet — the impaled skulls of four ancient blue dragons. Runes glisten in the carved obsidian, winking to life with blue
creature seated on the throne can hear faint whispers in Draconic — the whisperings of the four blue dragons whose skulls adorn the throne. Although powerless, these spirits try to influence the
Magic Items
Tyranny of Dragons
This gleaming mask is white with highlights of pale blue and is topped by a spined crest. The mask reshapes to fit the face and head of a wearer attuned to it. While you are wearing the mask and
minutes.
Dragon Tongue. You can speak and understand Draconic. You also have advantage on any Charisma check you make against white dragons.
Legendary Resistance (1/Day). If you fail a saving throw
Magic Items
Infernal Machine Rebuild
net the stone to separate it from you, either by making a successful attack roll against AC 24 or a successful DC 24 Dexterity (Acrobatics) check. You can use an action to seize and stow the stone
, ending its effect.
A stone has AC 24, 10 hit points, and resistance to all damage. It is considered to be an object that is being worn while it orbits your head.
Vitality. You gain a +1 bonus to death saving throws while this luminous green-and-blue marbled sphere orbits your head.
Monsters
The Book of Many Things
", "rollAction":"Prophetic Blessing"}, and it gains a prophecy die, a d8. Once during each of the creature’s turns, when it fails an ability check or saving throw or misses an attack roll, it can
minions to avert its own demise.
Khirad, the Star of Secrets. A blue-white star whose gifts grant insight but also reveal terrible truths.
Zhudun, the Corpse Star. A dead star that whispers of the
Wand of Wonder
Legacy
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Magic Items
Basic Rules (2014)
heavily obscured. The butterflies remain for 10 minutes.
50-53
You enlarge the target as if you had cast enlarge/reduce. If the target can't be affected by that spell, or if you didn't target a
, and no larger than 10 feet in any dimension.
66-69
You shrink yourself as if you had cast enlarge/reduce on yourself.
70-79
You cast fireball.
80-84
You cast invisibility on yourself
Magic Items
Tasha’s Cauldron of Everything
conjecture than fact, often referring to otherworldly beings, the mysterious Barrier Peaks in Oerth, and the supposedly related device known as the Machine of Lum the Mad. The best details on the device
’s origins and operation can be found in the Mind of Metal, a tome of artificer’s secrets that connects the device to the traditions of the lost Olman people, and which was written by Lum the
Monsters
Icewind Dale: Rime of the Frostmaiden
Aura deals an extra 10 cold damage until the end of her next turn.
Blinding Gleam (Costs 2 Actions). Auril’s form flares with a blue light. Each creature that can see Auril and is within 10 feet
, heroes must reduce each of her forms to 0 hit points one after another. After she’s defeated in her third and final form, Auril dies. As long as she has mortal followers who worship her, however
Monsters
Fizban's Treasury of Dragons
Spider Climb. The dragon can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.
Tunneler. The dragon can burrow through solid rock at half its
their rivals. The sonic pulse of their breath weapon sows weakness, leaving the victims unable to fight back.
Luminous Blue
Sapphire dragons’ scales and wing membranes show varied shades of
Monsters
Fizban's Treasury of Dragons
Spider Climb. The dragon can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check.
Tunneler. The dragon can burrow through solid rock at
their lairs fiercely, ambushing intruders and plotting assaults against their rivals. The sonic pulse of their breath weapon sows weakness, leaving the victims unable to fight back.
Luminous Blue
Backgrounds
Guildmasters’ Guide to Ravnica
ability, enlarge/reduce
3rd
gaseous form, water breathing, wind wall
4th
freedom of movement, polymorph
5th
creation
When your magic causes physical
alterations in yourself or others, the result often displays the characteristics of fish, amphibians, or other water-dwelling creatures. Blue-green eddies of magical energy sometimes accompany your
Monsters
Fizban's Treasury of Dragons
makes an attack roll or an ability check, it must roll a d4;{"diceNotation":"1d4", "rollType":"roll", "rollAction":"Disorienting Breath"} and reduce the total by the number rolled. On a successful save
Monsters
Icewind Dale: Rime of the Frostmaiden
form, known to her worshipers as Lady Icekiss or the Brittle Maiden, is that of a 10-foot-tall woman of fearsome aspect made entirely of ice and frost. Her eyes burn with a cold blue light, and a
her current weakened state.
Auril’s Three Forms
In her current weakened state, Auril can assume three different forms. To destroy her, heroes must reduce each of her forms to 0 hit points one
Compendium
- Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Turn of Fortune’s Wheel
, but rather by a large magical device or machine. A character who succeeds on a DC 10 Intelligence (Arcana) check recognizes the stone spire in the distance as the Spire that marks the center of the
, a solitary stone archway, provides a frame for the portal you just passed through. Glittering, deep-blue sand spreads before you in all directions. Great impact divots mark the passage of something
Magic Items
Tyranny of Dragons
Draconic. You also have advantage on any Charisma check you make against dragons that share the color of the mask from which these properties were chosen.
Legendary Resistance (5/Day). If you fail a
creature burning in this way takes 1d6 fire damage. A creature that can reach the burning target can use an action to extinguish the fire.
Lingering Shock (Blue Dragon Mask Only). If you deal lightning
Compendium
- Sources->Dungeons & Dragons->Out of the Abyss
magical effects with a successful DC 15 Intelligence (Nature) check, an identify spell, or by trial and error. A single nibble of a mushroom alters a character’s size by a few inches for 5 minutes, so
effect of an enlarge/reduce spell. The effect lasts for 1 hour. Ten minutes before the effect ends, the creature feels a tingling sensation, at which point it can sustain its current size by eating