decades immune are brain

Cranium Rat

Monsters Mordenkainen Presents: Monsters of the Multiverse

Telepathic Shroud. The cranium rat is immune to any effect that would sense its emotions or read its thoughts, as well as to all divination spells.Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20

eyes and ears for the colony’s elder brain, transmitting their thoughts when they swarm and are within range of the elder brain’s telepathy.Illumination. The cranium rat sheds dim light from its exposed brain in a 5-foot radius or extinguishes the light.

Swarm of Cranium Rats

Monsters Mordenkainen Presents: Monsters of the Multiverse

temporary hit points. Telepathic Shroud. The swarm is immune to any effect that would sense its emotions or read its thoughts, as well as to all divination spells.Bites. Melee Weapon Attack: +5

rats as spies. The rats invade communities and act as eyes and ears for the colony’s elder brain, transmitting their thoughts when they swarm and are within range of the elder brain’s

Cranium Rat Squeaker

Monsters Planescape: Adventures in the Multiverse

words and emotions. Telepathic Shroud. The cranium rat is immune to any effect that would sense its emotions or read its thoughts, as well as to divination spells.Bite. Melee Weapon Attack: +4

large numbers, their cranium rat squeaker swarm;swarms merge into a single intelligence with enhanced psionic abilities and the accumulated memories of its constituents.Illumination. The cranium rat sheds dim light from its exposed brain in a 5-foot radius or extinguishes the light.

Maelephant

Monsters Planescape: Adventures in the Multiverse

repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. On a successful save, the target takes half as much damage only and is immune to this maelephant&rsquo

decades. The Fiends fulfill their end of the bargain with unwavering loyalty, steadfastly tending to their posts per the terms of their agreement.PoisonAcid, Fire, Lightning

Stone Giant Dreamwalker

Monsters Mordenkainen Presents: Monsters of the Multiverse

throw, the creature is immune to this giant’s Dreamwalker’s Charm for 24 hours.Multiattack. The giant makes two Greatclub or Rock attacks. Greatclub. Melee Weapon Attack: +10

. Stone giants sometimes go on dream quests in the surface world, seeking inspiration for their art, a break from decades-long ennui, or satisfaction of simple curiosity. Some who go on these quests let

Gnoll Vampire

Monsters Icewind Dale: Rime of the Frostmaiden

, if air can pass through a space, the mist can do so without squeezing, and it can’t pass through water. It has advantage on Strength, Dexterity, and Constitution saving throws, and it is immune

throw at the end of each of its turns, ending the effect on itself on a success. If a creature’s saving throw is successful or the effect ends for it, the creature is immune to the vampire

Lhammaruntosz

Monsters Sleeping Dragon’s Wake

end of each of its turns, ending the effect on itself on a success. If a creature's saving throw is successful or the effect ends for it, the creature is immune to Lhammaruntosz's Frightful Presence

"} bludgeoning damage and be knocked prone. Lhammaruntosz can then fly up to half her flying speed.Lhammaruntosz, a bronze dragon with the ability to heal quickly, spent decades defending Leilon and the

Zuggtmoy

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

Blue Slaad (control gem variant) Legacy

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

trait. 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

Cranium Rat Legacy

Monsters Volo's Guide to Monsters

Illumination. As a bonus action, the cranium rat can shed dim light from its brain in a 5-foot radius or extinguish the light. Telepathic Shroud. The cranium rat is immune to any effect that would

Red Slaad (control gem variant) Legacy

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

stone magically implants a fragment of itself in the slaad's brain. This fragment takes the form of a magic gem roughly the size and shape of a human child's fist. The gem is the same color as the

Gray Slaad (control gem variant) Legacy

Monsters Monster Manual (2014)

. Regeneration. The slaad regains 10 hit points at the start of its turn if it has at least 1 hit 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 acquire the gem. If the slaad fails its saving throw against imprisonment, the spell can

Death Slaad (control gem variant) Legacy

Monsters Monster Manual (2014)

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 acquire the

, the stone magically implants a fragment of itself in the slaad's brain. This fragment takes the form of a magic gem roughly the size and shape of a human child's fist. The gem is the same color as the

Green Slaad (control gem variant) Legacy

Monsters Monster Manual (2014)

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 acquire the gem. If the slaad

fragment of itself in the slaad's brain. This fragment takes the form of a magic gem roughly the size and shape of a human child's fist. The gem is the same color as the slaad. Another creature can use

Schloss Aubrecker

Compendium - Sources->Dungeons & Dragons->Van Richten’s Guide to Ravenloft

von Aubrecker, has not made a public appearance in the two decades since he alone survived a tragic shipwreck with the help of Dr. Mordenheim. Those who have business with the baron are welcome for a

brief stay, but they interact only with his perpetually smiling butler, Gerta. Visitors never enter the castle’s west wing, where the baron—transformed into a brain in a jar (see chapter 5) by Mordenheim’s experiments—works to rebuild his lost body and exact revenge upon the doctor.

Enemies Everywhere

Compendium - Sources->Dungeons & Dragons->Volo's Guide to Monsters

Enemies Everywhere Elder brains seek stability and safety for their colonies, and a colony can remain in a relatively peaceful state for decades if it can evade discovery while it acquires food. Two

as much of a threat to a colony. Although the mind flayers and their elder brain are incredibly powerful, they aren’t invincible: highly accomplished heroes, drow raiding parties, rampant demons, and

Zuggtmoy

Compendium - Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes

), plant growth (3rd level) Zuggtmoy’s followers are primarily mindless victims of her children’s strange spores. The spores burrow into 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, if it is reduced to 0 hit points, each creature within 10 feet of it takes poison damage equal to its number of Hit Dice.

Slaadi

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

trait. 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

creation and either doesn’t perceive the slaadi as threats or chooses to ignore them. Embedded in a slaad’s brain is a magic gem. Acquire it, and the slaad is yours to command. VARIANT

Cranium Rats

Compendium - Sources->Dungeons & Dragons->Volo's Guide to Monsters

cranium rat can shed dim light from its brain in a 5-foot radius or extinguish the light. Telepathic Shroud. The cranium rat is immune to any effect that would sense its emotions or read its thoughts, as

“us.” Spies for an Elder Brain. Mind flayer colonies use cranium rats as spies. The rats invade surface communities and act as eyes and ears for the elder brain, transmitting their thoughts when they

Meenlock

Compendium - Sources->Dungeons & Dragons->Volo's Guide to Monsters

and take actions and reactions as normal. This torment has no effect on a creature that is immune to the frightened condition. If the creature is susceptible and remains incapacitated for 1 hour, the

no eternal communion with an elder brain is possible. The road to lichdom offers a way to escape the permanency of death, but that path is long and solitary. Alhoons are mind flayers that use a

Zorzula's Rest

Compendium - Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk

overtaken by mind flayers. After conquering the outpost, the illithids reigned over the area for decades, even at one point housing an elder brain within the outpost’s underground sanctum. Eventually, the

Anvilwrought

Compendium - Sources->Dungeons & Dragons->Mythic Odysseys of Theros

against being poisoned, and you have resistance to poison damage. You don’t need to eat, drink, or breathe. You are immune to disease. You don’t need to sleep, and magic can’t put you to sleep. Sentry’s

serve him. 3 I was created decades ago and, fearing that I’m growing obsolete, recently fled Mount Velus. 4 Purphoros regrets my creation and wants to reforge me into something better

Cranium Rats

Compendium - Sources->Dungeons & Dragons->Monsters of the Multiverse

(+0) CHA 8 (-1) Senses darkvision 30 ft., passive Perception 10 Languages telepathy 30 ft. Challenge 0 (10 XP) Proficiency Bonus +2 Telepathic Shroud. The cranium rat is immune to any

. Bonus Actions Illumination. The cranium rat sheds dim light from its exposed brain in a 5-foot radius or extinguishes the light. A single cranium rat uses its natural telepathy to communicate hunger

Illithinoch Locations

Compendium - Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk

pod with slime in it that helped connect the mind flayers to the elder brain. The connection hasn’t done anything in decades except impart the infected elder brain’s obsession and madness into those

helped connect the mind flayers to the elder brain, but the connection hasn’t done anything in decades except impart the infected elder brain’s obsession and madness into those who rest here. The infected

Mind Flayer Fanatics

Compendium - Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk

Mind Flayer Fanatics The three most ruthless, domineering, and cunning mind flayers in Illithinoch spent their early lives scheming against one another. A few decades ago, they each realized the

rituals with the weakened elder brain. The three mind flayers eventually heard a strange psychic call from a Far Realm godlet called Ilvaash, the Dissonant Psyche. Singing a siren song made up of profane

Ilvaash's Anima

Compendium - Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk

blindsight out to a range of 60 feet. Voalsh is immune to the prone condition and has a flying speed of 30 feet. Each fanatic’s position depends on how many fragments of the Netherese obelisk they’ve

produces a fresh Humanoid brain from an extraplanar repository. The brain slowly squelches from the tube and, if not caught, plops onto the ground. Each tube can produce a maximum of one brain per hour

Spire of Iriolarthas (Y19a-Y19h)

Compendium - Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden

move through the air. Housed in each cylinder is a swollen human brain floating in a bath of slimy, translucent goo. Three Netherese wizards chose to continue their revels into undeath, each one

becoming a brain in a jar (see appendix C). The three wizards have been driven mad by their undead existence. Dispelling the illusion drives them into a furious rage. Visitors who ruin the ball in any

The Nematode

Compendium - Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk

The Nematode The Nematode is unique among the floating nodules; it is an animate if lethargic creature, akin to a brain parasite on a massive scale, rather than an inert nodule. It is mostly inert

now and functions as terrain. It fully rouses only every few decades. This nodule is tube-shaped with a massive cave at one end. Several heaps of rust-colored moss speckle its slimy surface. The

Cranium Rat Squeakers

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Morte’s Planar Parade

. Telepathic Shroud. The cranium rat is immune to any effect that would sense its emotions or read its thoughts, as well as to divination spells. Actions Bite. Melee Weapon Attack: +4 to hit

, reach 5 ft., one target. Hit: 1 piercing damage. Bonus Actions Illumination. The cranium rat sheds dim light from its exposed brain in a 5-foot radius or extinguishes the light. Christopher

Gwishin

Compendium - Sources->Dungeons & Dragons->Journeys through the Radiant Citadel

these troubled spirits to be quelled quickly. Gwishin of Dae Won-Ha The rage of Won-Ha’s gwishin has gone unchecked for decades and is focused on the statue of Queen Young-Soo in the Park of the Elders

in time. Creatures that can’t be communicated with telepathically are immune to this effect. A remove curse or greater restoration spell cast on an affected creature restores its true memory. The gwishin typically manipulates only the memories of Yeonido’s residents, not those of visitors.

Maelephant

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Morte’s Planar Parade

and entities of the Lower Planes, pledging to guard a site or object for decades. The Fiends fulfill their end of the bargain with unwavering loyalty, steadfastly tending to their posts per the terms

saving throw at the end of each of its turns, ending the effect on itself on a success. On a successful save, the target takes half as much damage only and is immune to this maelephant’s Mind Poison for 24 hours.

Black Dragon Adventures

Compendium - Sources->Dungeons & Dragons->Fizban's Treasury of Dragons

to become an elder brain dragon (described in chapter 6), so the elder brain can wreak ruin upon its rivals. 3 The decades-long machinations of an ancient black dragon and an evil archmage are

Flesh Golem

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

Flesh Golem A flesh golem is a grisly assortment of humanoid body parts stitched and bolted together into a muscled brute imbued with formidable strength. Its brain is capable of simple reason

golem takes fire damage, it has disadvantage on attack rolls and ability checks until the end of its next turn. Immutable Form. The golem is immune to any spell or effect that would alter its form

Wastrilith

Compendium - Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes

creature is immune to the foul water for 24 hours. On a failed save, the creature takes 14 (4d6) poison damage and is poisoned for 1 minute. At the end of this time, the poisoned creature must repeat the

damage and isn’t pulled. The corruption left behind when a wastrilith visits the world can persist for decades. If left unchecked, it can become a bridge to the Abyss.

Stone Giant Dreamwalker

Compendium - Sources->Dungeons & Dragons->Monsters of the Multiverse

hold less value there. Stone giants sometimes go on dream quests in the surface world, seeking inspiration for their art, a break from decades-long ennui, or satisfaction of simple curiosity. Some who

immune to this giant’s Dreamwalker’s Charm for 24 hours. Actions Multiattack. The giant makes two Greatclub or Rock attacks. Greatclub. Melee Weapon Attack: +10 to hit, reach 15 ft., one target

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