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Returning 35 results for 'before barrier device causing reverts'.
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Magic Items
Dungeon Master’s Guide
As a Magic action, you can throw this staff so that it lands in an unoccupied space within 10 feet of you, causing the staff to become a Giant Constrictor Snake in that space. The snake is under your
for 1 hour. If the snake is reduced to 0 Hit Points, it dies and reverts to its staff form; the staff then shatters and is destroyed. If the snake reverts to staff form before losing all its Hit Points, it regains all of them.
Monsters
Eberron: Forge of the Artificer
using Wisdom as the spellcasting ability (spell save DC 13):
At Will : Guidance
1/Day Each: Detect Thoughts, See InvisibilitySpontaneous Barrier (Recharge 4–6);{"diceNotation":"1d6", "rollType
":"recharge", "rollAction":"Spontaneous Barrier"}. Trigger: The inquisitive or an ally it can see is hit with an attack roll. Response: The inquisitive adds 2 to its or the ally’s AC against that
Monsters
Fizban's Treasury of Dragons
: dimension door, disguise self, sendingMagic Shield (3/Day). When the draconian is hit by an attack roll, it can create an invisible barrier of magical force around itself, granting it a +5 bonus to its
AC against that attack and potentially causing the attack to miss.The rarest and most powerful of the draconians are the masterminds—spellcasters and strategists who most often serve as military
Monsters
Van Richten’s Guide to Ravenloft
jiangshi’s choice). It reverts to its true form if it dies.When a soul becomes trapped within its corpse, its bitterness can reanimate its body, creating a jiangshi. These vengeful dead stalk
afflicts the limbs of jiangshi, causing them to hold their arms rigidly and to walk with a stiff gait. This, along with their flight, lead many to call them hopping vampires.
By day, jiangshi lurk
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
Nilbog
Legacy
This doesn't reflect the latest rules and lore.
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Monsters
Volo's Guide to Monsters
Maglubiyet, this trickster god survives in splintered form as a possessing spirit that arises when goblinoids form a host, causing disorder in the ranks unless it is appeased. Goblins have no name for
possess. The spirit can leave its host at any time, but it won’t do so willingly unless it knows there’s another potential host nearby. A goblin stripped of its nilbog spirit reverts to its normal statistics and loses the traits it gained while possessed.
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
driver can activate this magical device as a bonus action, causing the vehicle to expel a 30-foot cube of opaque smoke directly in front of it or behind it. The cloud is stationary and lasts for 1
. This device needs 24 hours to recharge before it can be used again. Teleporter The vehicle’s driver can activate this magical device as a bonus action, causing the vehicle to teleport to an
Monsters
Curse of Strahd
size and speed, are unchanged. Anything he is wearing transforms with him, but nothing he is carrying does. He reverts to his true form if he dies.
While in mist form, Strahd can’t take any
destroyed.
While he has 0 hit points in mist form, he can’t revert to his vampire form, and he must reach his coffin within 2 hours or be destroyed. Once in his coffin, he reverts to his vampire
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
Staff of the Python Staff, Uncommon (Requires Attunement) As a Magic action, you can throw this staff so that it lands in an unoccupied space within 10 feet of you, causing the staff to become a
, and you can’t use the staff’s property again for 1 hour. If the snake is reduced to 0 Hit Points, it dies and reverts to its staff form; the staff then shatters and is destroyed. If the snake reverts to staff form before losing all its Hit Points, it regains all of them.
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Staff of the Python Staff, Uncommon (Requires Attunement) As a Magic action, you can throw this staff so that it lands in an unoccupied space within 10 feet of you, causing the staff to become a
, and you can’t use the staff’s property again for 1 hour. If the snake is reduced to 0 Hit Points, it dies and reverts to its staff form; the staff then shatters and is destroyed. If the snake reverts to staff form before losing all its Hit Points, it regains all of them.
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
, he can take lair actions. Barrier. Murgaxor is surrounded by a barrier of arcane energy resembling a cocoon of writhing mud. While surrounded by this barrier, Murgaxor and the stones encircling him
can’t be targeted by attacks or spells. The barrier has AC 14; 200 hit points; resistance to bludgeoning, piercing, and slashing damage from nonmagical attacks; and immunity to poison and psychic
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
. Some of these items might be experiments that Kwalish is working on, which can be made available to the characters if they return to the Barrier Peaks. Alternatively, if you’d like to make full use of
trinket, two successes to operate a force pike or a teleportation-field device, and four successes to operate Kwalish’s powered armor.
Compendium
- Sources->Dungeons & Dragons->Vecna: Eve of Ruin
powered not by a Docent, but by a device called a graymatter engine that incorporated part of an artifact—perhaps that’s what you seek? The graymatter engine was said to generate a magical barrier
around Landro, making it impossible to enter Landro except where the barrier has already been broken.”
If the characters negotiate a deal that the Turquoise Spear finds agreeable, Kalyth tells the party
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
under stony cowls and their arms raised toward the iron disk.
This room is one large timekeeping device. Every day at dawn and at dusk, the wizard statues exert invisible magical force upon the
suspended iron disk, causing it to flip over within its circular frame like a coin. During the day, the sun symbol is visible on the disk’s underside; at night, the disk displays the moon symbol on its
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
automatically sliced open with an attack from an elder monk’s force pike. Characters who fall to the valley floor (area C4) from area C1 or area M9 are picked up by a floating teleportation-field device
Barrier Peaks if left to their own devices. Immured Ones. These three unfortunate prisoners have been driven mad by their incarceration and abuse. If freed, each attacks the nearest target unless a
Compendium
- Sources->Dungeons & Dragons->Giants of the Star Forge
Wisdom saving throw. On a failed save, the competitor flinches, causing the mud barrier to crack. If the barrier cracks, at the start of each of the competitor’s turns, the competitor must succeed on a
protective barrier as hard as stone. However, a single movement causes the mud barrier to crack, ruining its protection. After the paste is applied but before it hardens, each competitor can take a
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
first time a creature picks up the Summer Star, its core glows with a golden radiance as bright as a candle flame. Unless the creature drops the device immediately, the light suddenly blossoms, becoming
a 10-foot-radius sphere of incinerating golden radiance centered on the device. Each creature in the sphere must make a DC 17 Constitution saving throw, taking 90 (10d10 + 35) radiant damage on a
Compendium
- Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden
radius. The characters can use this device to counteract Auril’s spell and free Icewind Dale from her Everlasting Rime. Chardalyn
More than a hundred years prior to this adventure, a wizard named Akar
that has become suffused with demonic magic can warp a creature’s mind, causing madness that usually fades away once the contact is broken.
Chardalyn is cold to the touch and readily accepts
Compendium
- Sources->Dungeons & Dragons->Infernal Machine Rebuild
black sphere holds the demon in place, and appears to be slowly draining away its essence.
The balor Tarnhem is bound here by the magic of Acererak, who has fashioned a device from a sphere of
the mouth of the great green devil face in this area when the Tomb of Horrors is complete. Manipulating Time Having a mechanical guide spend 1 charge in this area reverts Tarnhem to an earlier period before so much of his life force was drained, awakening him if he is unconscious.
Compendium
- Sources->Dungeons & Dragons->Van Richten’s Guide to Ravenloft
, sowing terror and taking retribution for the slights or neglected burial rites that led to their cursed resurrections. Rigor mortis notoriously afflicts the limbs of jiangshi, causing them to hold
statistics, other than its size, are the same in each form. Any equipment it is wearing or carrying is absorbed or borne by the new form (the jiangshi’s choice). It reverts to its true form if it dies.
Compendium
- Sources->Dungeons & Dragons->Fizban's Treasury of Dragons
: dimension door, disguise self, sending
Reactions
Magic Shield (3/Day). When the draconian is hit by an attack roll, it can create an invisible barrier of magical force around itself, granting it a +5 bonus to its AC against that attack and potentially causing the attack to miss.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
animates and attacks the creature with its shortsword, striking unerringly and dealing 3 (1d6) damage. After wounding a creature with its sword, the statue reverts to its inanimate state until triggered
leveling the sword at the locked set of doors to the south, causing them to open. As the doors swing open, the statue returns to its original pose and loosens its grip on the sword, causing the
Compendium
- Sources->Dungeons & Dragons->Van Richten’s Guide to Ravenloft
. The overseers of the Pulstein Mine call for aid, believing that strange creatures are causing the quakes to steal the “marrowstone” they’re mining.
10 Scholars at Ludendorf University learn of the
Unbreakable Heart and claim a monster stole it. The characters and dozens of other hunters are sent to the Isles of Agony to recover the device.
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
Mysterious Magic Many of the strange events that occur in this chapter are a result of Murgaxor Grenshel manipulating Dean Tullus using a mysterious orb. This device, Murgaxor’s orb (see below
, causing it to view all creatures that aren’t also cursed as dangerous monsters for 10 minutes. The cursed creature must use its action each round to make one attack against the nearest non-cursed
Compendium
- Sources->Dungeons & Dragons->Monster Manual
Shield Guardian Device-Controlled Magical Bodyguard Habitat: Urban; Treasure: None An intimidating magical automaton, a shield guardian obeys its master’s commands and protects its master from
. Trigger: An attack roll hits the wearer of the guardian’s amulet while the wearer is within 5 feet of the guardian. Response: The wearer gains a +5 bonus to AC, including against the triggering attack and possibly causing it to miss, until the start of the guardian’s next turn.
Magic Items
Infernal Machine Rebuild
This strange device was once thought to have been built by gods long forgotten and to have survived the eons since their passing, for it is incredibly ancient and crafted by means unlike anything
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
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
of unstoppable destruction. Tales of the servant’s origins involve more 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
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
appears to emerge from the other ring, no matter how far apart the devices are. The second device has a flying speed of 40 feet, and can be flown remotely under the creature’s control as part of its
own movement. The remote device also grants the creature a sensory awareness of the area around it. This allows the appendage to be used normally, so that the creature can undertake any activity
Compendium
- Sources->Dungeons & Dragons->Infernal Machine Rebuild
the controls to this strange torture device, he causes Francache’s lycanthropy to transform the rat into a duplicate of Big Gadai, to the pain and horror of everyone involved. When the rat is in human
statistics but his alignment reverts to neutral. He is endlessly grateful to the characters, providing any information about the temple he can (he is familiar with areas 1 through 23), and offering to guide the party as needed.
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
. When the first character enters the room, Muiral becomes visible as he casts a wall of force spell, using the barrier to cut off that character from the rest of the party. He then engages the
creature can transmit messages that echo through every room and corridor of Muiral’s Gauntlet. The drow priestess Vlonwelv uses this device to broadcast propaganda, proselytize, summon subordinates
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
a roof, it has a 5-foot-thick covering of sticky webs. The webs provide an effective barrier, and any creature that enters the webs or starts its turn in them is restrained. A restrained creature can
popped out slightly. If it is pressed, the gear locks in place, causing all the gears to turn and the gate to open for 1 minute. When the gate closes, a different random gear pops out slightly
Compendium
- Sources->Dungeons & Dragons->Volo's Guide to Monsters
form a host, causing disorder in the ranks unless it is appeased. Goblins have no name for this deity and dare not give it one, lest Maglubiyet use its name to ensnare and crush it as he did their
of its nilbog spirit reverts to its normal statistics and loses the traits it gained while possessed.
No Joking Matter. The possible presence of a nilbog in a host has given rise to a practice
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
, the trap triggers. Anyone who inspects the beams can easily determine that they are merely wedged in place. As an action, a character can knock over a beam, causing the trap to trigger. The ceiling
pounds of weight is placed on the pressure plate, causing the statue to release a 30-foot cone of fire. Each creature in the fire must make a DC 13 Dexterity saving throw, taking 22 (4d10) fire damage
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
character doesn’t spot anything amiss. If the character fails to notice the damaged device, or notices the problem but elects to do nothing about it, a misfire occurs in the “Welcoming Announcement
, this magic has somehow activated early, causing a student the characters know to levitate unexpectedly, stranding them 50 feet in the air, out of reach of any solid objects. The student can’t move from
Compendium
- Sources->Dungeons & Dragons->Journeys through the Radiant Citadel
afflicting him and reverts to his natural form, that of a human. He maintains this form for 1 minute, during which he begs the characters to find a way to end the curse afflicting him. After doing so
Serapio throws off the demonic influence, and the characters attack or threaten him in any way, the fiend takes control of him again, causing him to transform back into a tlacatecolo and attack






