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Returning 35 results for 'brain barrier diffusing checks rune'.
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Monsters
Infernal Machine Rebuild
Detect Sentience. The brain in a jar can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless the
creature is protected by a mind blank spell.
Magic Resistance. The brain in a jar has advantage on saving throws against spells and other magical effects.
Innate Spellcasting (Psionics). The brain in
Elder Brain
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Monsters
Volo's Guide to Monsters
disadvantage on all ability checks, attack rolls, and saving throws until the end of the creature’s next turn.An Elder Brain’s Lair
The lair of an elder brain always lies deep in the heart
Creature Sense. The elder brain is aware of the presence of creatures within 5 miles of it that have an Intelligence score of 4 or higher. It knows the distance and direction to each creature, as
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Link. The elder brain targets one creature within 120 feet of it with which it has a psychic link. The elder brain ends the link, causing the creature to have disadvantage on all ability checks
Creature Sense. The elder brain is aware of the presence of creatures within 5 miles of it that have an Intelligence score of 4 or higher. It knows the distance and direction to each creature, as
Magic Items
Bigby Presents: Glory of the Giants
This fine set of white-and-silver armor bears the wind rune upon its chest.
While wearing this armor, you have advantage on Dexterity (Acrobatics) checks and Dexterity saving throws as your
movements are bolstered by gentle currents of wind.
Invoking the Rune. As an action, you can invoke the armor’s rune to cast the wind wall spell (save DC 15) with it. Once the rune has been invoked, it can’t be invoked again until the next dawn.
Red Slaad (control gem variant)
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Monsters
Monster Manual (2014)
point.
Control Gem. Implanted in the slaad's brain is a magic control gem. The slaad must obey whoever possesses the gem and is immune to being charmed while so controlled.
Certain spells can be used to
, the host starts to feel unwell, its speed is halved, and it has disadvantage on attack rolls, ability checks, and saving throws. At birth, the tadpole chews its way through vital organs and out of
Magic Items
Bigby Presents: Glory of the Giants
This pair of boots is made of durable cloth, with the journey rune stitched in golden thread above each heel. While you are wearing this item, your walking speed increases by 10 feet, and you have
advantage on Wisdom (Survival) checks.
Invoking the Runes. As a bonus action, you can invoke the boots’ runes to cast the expeditious retreat spell with them. Once the runes have been invoked, they can’t be invoked again until the next dawn.
Magic Items
Storm King's Thunder
This orb of granite is about the size of an adult human’s fist. The stein (stone) rune appears on it in the form of crystalline veins that run across the surface. The orb has the following
, you have advantage on all checks and saving throws to resist effects that force you to move. In addition, any enemy that moves to a space within 10 feet of you must succeed on a DC 12 Strength
Magic Items
Storm King's Thunder
This shard of ice is long and slender, roughly the size of a dagger. The ise (ice) rune glows within it. The shard has the following properties, which work only while it’s on your person
a short or long rest.
Gift of Frost. You can transfer the shard’s magic to a nonmagical item — a cloak or a pair of boots — by tracing the ise rune there with your finger. The
Monsters
Phandelver and Below: The Shattered Obelisk
. The refraction targets a creature within 120 feet of itself and disrupts its mental processes, causing the target to have disadvantage on all ability checks, attack rolls, and saving throws until the
-Brain. When Ilsensine left the Far Realm to establish a divine domain elsewhere, pieces of the God-Brain sloughed away and awoke to sentience. This is Ilvaash, the Dissonant Psyche.
The refraction of
Monsters
Van Richten’s Guide to Ravenloft
disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.
Unusual Nature. The mind flayer doesn’t require air, food, or sleep.Multiattack. The mind flayer makes
psychic damage dies.When the mind flayers of Bluetspur (see chapter 3) could find no cure for their overlord’s affliction, their degenerating elder brain turned to radical methods to stave off
Monsters
Spelljammer: Adventures in Space
Amorphous. The plasmoid can squeeze through a space as narrow as 1 inch wide, provided it is wearing and carrying nothing. It has advantage on ability checks it makes to initiate or escape a grapple
well as for manipulating objects.
Every plasmoid has a mass of nerves for a brain. Plasmoids don’t have internal organs as humans know them, but they have pores through which they absorb oxygen
Monsters
Spelljammer: Adventures in Space
Amorphous. The plasmoid can squeeze through a space as narrow as 1 inch wide, provided it is wearing and carrying nothing. It has advantage on ability checks it makes to initiate or escape a grapple
for locomotion as well as for manipulating objects.
Every plasmoid has a mass of nerves for a brain. Plasmoids don’t have internal organs as humans know them, but they have pores through which
Monsters
Mordenkainen Presents: Monsters of the Multiverse
pursue arcane magic are exiled as deviants, and for them no everlasting communion with an elder brain is possible. The road to lichdom offers an alternative way to escape the permanency of death, but
such forbidden texts can be hidden from other illithids and even from an elder brain. Yet eventually, mind flayer arcanist;mind flayer arcanists determined to pursue wizardry must flee the colony for
Monsters
Spelljammer: Adventures in Space
Amorphous. The plasmoid can squeeze through a space as narrow as 1 inch wide, provided it is wearing and carrying nothing. It has advantage on ability checks it makes to initiate or escape a grapple
nerves for a brain. Plasmoids don’t have internal organs as humans know them, but they have pores through which they absorb oxygen. Up to four times in its life, a plasmoid can reproduce by joining
Magic Items
Storm King's Thunder
This blue pennant is crafted from silk and is five feet long and whips about as if buffeted by a wind. The vind (wind) rune appears on its surface, looking almost like a cloud. The pennant has the
property, you can’t use it again until you finish a short or long rest.
Wind Walker. While you are attuned to this rune, you can cast levitate as a bonus action. Once you use this property, you can
Moonblade
Legacy
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Magic Items
Dungeon Master’s Guide (2014)
preserving and protecting elvenkind. If the blade rejects you, you make ability checks, attack rolls, and saving throws with disadvantage for 24 hours. If the blade accepts you, you become attuned to it and a
new rune appears on the blade. You remain attuned to the weapon until you die or the weapon is destroyed.
A moonblade has one rune on its blade for each master it has served (typically 1d6 + 1). The
Drow Matron Mother
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Monsters
Mordenkainen’s Tome of Foes
slots): blade barrier, harm
7th level (2 slots): divine word, plane shift
8th level (1 slot): holy aura
9th level (1 slot): gate
Sunlight Sensitivity. While in sunlight, the drow has disadvantage on
attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The matron mother makes two demon staff attacks or three tentacle rod attacks.
Demon Staff. Melee Weapon Attack: +10
Monsters
Mordenkainen Presents: Monsters of the Multiverse
. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes two Demon Staff attacks or one Demon Staff attack
and using Charisma as the spellcasting ability (spell save DC 20):
At will: command, dancing lights, detect magic, thaumaturgy
2/day each: banishment, blade barrier, cure wounds, hold person, plane
Book of Vile Darkness
Legacy
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Magic Items
Dungeon Master’s Guide (2014)
darkness. An evil rune might appear on your face, your eyes might become glossy black, or horns might sprout from your forehead. Or you might become wizened and hideous, lose all facial features, gain a
forked tongue, or some other feature the DM chooses. The mark of darkness grants you advantage on Charisma (Persuasion) checks made to interact with evil creatures and Charisma (Intimidation) checks
Magic Items
Tomb of Annihilation
This crooked staff is carved from bone and topped with the skull of a forgotten archmage whom Acererak destroyed long ago. Etched into the skull’s forehead is Acererak’s rune, which is
(History) checks is doubled.
You can’t be blinded, charmed, deafened, frightened, petrified, or stunned.
Undead with a challenge rating of 2 or lower will neither threaten nor attack you unless
Monsters
Mordenkainen Presents: Monsters of the Multiverse
. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes two Demon Staff attacks or one Demon Staff attack
and using Charisma as the spellcasting ability (spell save DC 20):
At will: command, dancing lights, detect magic, thaumaturgy
2/day each: banishment, blade barrier, cure wounds, hold person, plane
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
some cloud giants. While wearing or carrying an object inscribed with this rune, you have advantage on Dexterity (Sleight of Hand) checks and Charisma (Deception) checks. In addition, when you or a
, you have advantage on Wisdom (Animal Handling) checks and Charisma (Intimidation) checks. In addition, you can invoke the rune as a bonus action to increase your sturdiness. For 10 minutes, you gain
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
some cloud giants. While wearing or carrying an object inscribed with this rune, you have advantage on Dexterity (Sleight of Hand) checks and Charisma (Deception) checks. In addition, when you or a
, you have advantage on Wisdom (Animal Handling) checks and Charisma (Intimidation) checks. In addition, you can invoke the rune as a bonus action to increase your sturdiness. For 10 minutes, you gain
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
some cloud giants. While wearing or carrying an object inscribed with this rune, you have advantage on Dexterity (Sleight of Hand) checks and Charisma (Deception) checks. In addition, when you or a
, you have advantage on Wisdom (Animal Handling) checks and Charisma (Intimidation) checks. In addition, you can invoke the rune as a bonus action to increase your sturdiness. For 10 minutes, you gain
Magic Items
Infernal Machine Rebuild
known today. However, its true origins derive from a planar craft that crashed in the Barrier Peaks, for the Infernal Machine once functioned as this craft’s central command console.
Explorers who
you. You have disadvantage on Wisdom (Animal Handling) checks.
03
One weapon or item you carry of your choice gains a walking speed of 30 feet and goes where you tell it.
Your armor and clothing
Compendium
- Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants
Rune Carver What we call rune magic is the palest imitation of Annam’s creative work. He shaped worlds from the primal elements; we struggle to bind the merest scraps of elemental power into the
mystic shapes of our runes.
—Diancastra
You’ve dedicated your life to studying runecraft. Whether you were taught by a master rune carver or learned by poring over ancient engravings, you can tap into
Monsters
Mordenkainen Presents: Monsters of the Multiverse
(Medicine) and Wisdom (Survival) checks have disadvantage.
Fungal Infestation. Molds and fungi grow on surfaces within 6 miles of the lair, even where they would normally find no purchase.
Mutating
a victim’s brain, turning it into a fanatic servitor. Each victim gains the Spore Kissed trait.
Spore Kissed. This creature is immune to the charmed and frightened conditions. In addition
Compendium
- Sources->Dungeons & Dragons->Infernal Machine Rebuild
construct for all time as punishment. A brain in iron uses the brain in a jar stat block with the following changes: It is lawful neutral. It has the construct type. Its size is Large. It has Armor Class
15 (natural armor). It has a speed of 20 feet. If this adventure is played as a sequel to Lost Laboratory of Kwalish, this creature began as the brains in jars encountered in the Barrier Peaks. After
Compendium
- Sources->Dungeons & Dragons->Infernal Machine Rebuild
construct for all time as punishment. A brain in iron uses the brain in a jar stat block with the following changes: It is lawful neutral. It has the construct type. Its size is Large. It has Armor Class
15 (natural armor). It has a speed of 20 feet. If this adventure is played as a sequel to Lost Laboratory of Kwalish, this creature began as the brains in jars encountered in the Barrier Peaks. After
Compendium
- Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants
Rune Carver What we call rune magic is the palest imitation of Annam’s creative work. He shaped worlds from the primal elements; we struggle to bind the merest scraps of elemental power into the
mystic shapes of our runes.
—Diancastra
You’ve dedicated your life to studying runecraft. Whether you were taught by a master rune carver or learned by poring over ancient engravings, you can tap into
Compendium
- Sources->Dungeons & Dragons->Infernal Machine Rebuild
construct for all time as punishment. A brain in iron uses the brain in a jar stat block with the following changes: It is lawful neutral. It has the construct type. Its size is Large. It has Armor Class
15 (natural armor). It has a speed of 20 feet. If this adventure is played as a sequel to Lost Laboratory of Kwalish, this creature began as the brains in jars encountered in the Barrier Peaks. After
Compendium
- Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants
Rune Carver What we call rune magic is the palest imitation of Annam’s creative work. He shaped worlds from the primal elements; we struggle to bind the merest scraps of elemental power into the
mystic shapes of our runes.
—Diancastra
You’ve dedicated your life to studying runecraft. Whether you were taught by a master rune carver or learned by poring over ancient engravings, you can tap into
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
the journal from Kwalish’s original expedition — and a final brain in a jar. Creature. The brain in a jar in this area belongs to the bone devil that founded the monastery. It is in charge of the
treasury engine, with its canister housed atop the actual engine mounting, rendering it immobile. While investigating the laboratory workings in this area, the devil inadvertently found its brain magically
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
the journal from Kwalish’s original expedition — and a final brain in a jar. Creature. The brain in a jar in this area belongs to the bone devil that founded the monastery. It is in charge of the
treasury engine, with its canister housed atop the actual engine mounting, rendering it immobile. While investigating the laboratory workings in this area, the devil inadvertently found its brain magically
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
Rumors and Legends Countless legends have arisen regarding the mysterious Barrier Peaks, and those tales circulate constantly among adventurers, explorers, and bards. Rumors specific to Kwalish and
percentile dice and consult the table below to determine what the character learns. False rumors are in italics. Also see appendix F for even more potential rumors of the Barrier Peaks. Barrier Peaks






