cause of device

Ythryn Mythallar

Magic Items Icewind Dale: Rime of the Frostmaiden

of existence as the Ythryn mythallar, you can use an action to cause it to fly in any direction you choose at a speed of 30 feet. All matter within 500 feet of the device moves with it. The Ythryn

hold. The largest mythallars are 150 feet in diameter. The Ythryn mythallar is a relatively small device—a mere 50 feet in diameter. To attune to this mythallar, a creature must finish a short

Mighty Servant of Leuk-o

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

Robot Controller

Equipment

the device gives the device 3 charges. As an action while holding this device, you can expend 1 of its charges to cause one of the following effects: Control. One Construct of your choice within 60

This small handheld device features a glass pane with a glowing display that responds to your touch. The controller is powered by an energy cell stored in the device. Placing a full energy cell in

Reborn

Species Van Richten’s Guide to Ravenloft

physical state that their minds are ill equipped to deal with. Their memories of events before this interruption are often vague or absent. Occasionally, the most unexpected experiences might cause

perfectly preserved remains. Lamordia. You awoke amid the bizarre experiments of an amoral scientist. They consider you their finest creation or have a task for you to fulfill. Mordent. You emerged from the mysterious device known as the Apparatus, your body a lifeless shell and your past a mystery.

Symbol

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

Symbol Paladins are mindful of the influence of symbols, and many of them adopt or design an artistic device that bears a distinctive image. Your symbol exemplifies the oath you have taken and

such as pity do not sway your dedication to your oath 6 An unblinking eye, meaning that you are ever alert to all threats against your cause

Secret of the Black Cabin

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

holed up in the Black Cabin, where he spent all his time assembling a weather-controlling magical device called the Summer Star, using knowledge he gleaned from a book about Netherese artifacts

. Macreadus’s device was similar in design to a mythallar (see appendix D), but much smaller. Unfortunately for him, it had a serious design flaw. When Macreadus tried to use it three days ago, it malfunctioned

A Quick Sharn Story

Compendium - Sources->Dungeons & Dragons->Wayfinder's Guide to Eberron

package. 6 A delirious street preacher has an apocalyptic vision concerning one of the player characters. 7 The PCs discover a bound-elemental explosive device in their quarters. They have

three rounds to flee or attempt to disarm the device. 8 A skycoach crashes through the wall. Is this an attack, or the result of sabotage? The Villain 1d12 Villain 1 A dragonmarked

Anarchist Outcry

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

Anarchist Outcry An ear-splitting crash pierces the air. Five figures wearing snarling, crimson masks clamber atop stalls, each raising a cone-like device to their mouth. Along with an irritating

spy stat block), members of a group called the Ashen Heirs, have interrupted the festivities to antagonize the Brightguard. As they do so, their attempts to stand atop stalls cause booths and tents to

The Draakhorn Sounds

Compendium - Sources->Dungeons & Dragons->Tyranny of Dragons

Draakhorn is being used by the cult to summon chromatic dragons to their cause. As the characters are arriving in Waterdeep, read or paraphrase the following. A sudden shift in the wind brings with it a

Silmerhelve—a Waterdhavian noble. Read or paraphrase the following when the characters speak to Dala. “The disturbance that’s been sensed across the Sword Coast is the Draakhorn—an ancient device whose

The Draakhorn Sounds

Compendium - Sources->Dungeons & Dragons->Rise of Tiamat

Draakhorn is being used by the cult to summon chromatic dragons to their cause. As the characters are arriving in Waterdeep, read or paraphrase the following. A sudden shift in the wind brings with it a

Silmerhelve — a Waterdhavian noble. Read or paraphrase the following when the characters speak to Dala. “The disturbance that’s been sensed across the Sword Coast is the Draakhorn — an ancient device

Mighty Servant of Leuk-o

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

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

if doing so will cause destruction. Once every 24 hours, the servant, at the DM’s discretion, takes one action while uncrewed. If the servant loses half of its hit points or more, each creature

Shield Guardian

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

Hit Points at the start of each of its turns if it has at least 1 Hit Point. Spell Storing. A spellcaster who wears the guardian’s amulet can cause the guardian to store one spell of level 4 or

The Infernal Machine of Lum the Mad

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

Machine of Lum the Mad. Yet with Lum’s eventual defeat, his great machine was destroyed. The Infernal Machine is a delicate, intricate, bulky, and heavy device, weighing some 5,500 pounds. It can

80. Red Library

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

shackles and chains bolted to the ceiling near the north wall. A lantern-shaped device resting atop the table appears to be the source of the music. An old man lies asleep in the chair, his horn-rimmed

destructive spells were the cause of their demise. The old man sleeping in the chair is an arcanaloth under the effect of its alter self spell. The fiend has one of the library’s spellbooks lying open

Casino Features

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

the casino floor, and a sixth stands next to the display case containing the erinyes statuette (in area A9). If the characters cause a ruckus, the nearest guard moves toward them and tries to quell the

hit points, and immunity to poison and psychic damage. In addition to functioning as a normal mirror, each security mirror acts as a magical scrying device, allowing guards in the security office

6. Wyllow's Tower

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

common magic item to which anyone can attune. While holding the staff, a creature can use an action to expend 1 charge from the staff and cause a flower to sprout from a patch of earth or soil within

toads lurk in the far corners of the room. They leap forward and attack anyone not accompanied by Wyllow. Calendar Stone. Set into the floor is a 15-foot-diameter stone device engraved with a

Revel's End Locations (R17-R23)

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

. The console is a magic device bolted to the floor that resembles a small desk with a slanted top. It is a Large object with AC 15, 18 hit points, and immunity to poison and psychic damage. The

becomes moody and temperamental, though never resorts to violence without good cause. Warden Marthannis knows that to rid herself of Vlax’s spirit, she must visit the Brawnanvil crypts in Gauntlgrym, a

Orrery Vault

Compendium - Sources->Dungeons & Dragons->Acquisitions Incorporated

in the air between them. A circular clockwork device floats within the light, recognizable even at a distance as one of the components of the Orrery of the Wanderer.” Clockwork Dragons Each of the

creatures do not know why Lottie did this. “It is best not to cross Lottie. She destroys all who dare rise against her.” If the creatures believe the characters’ cause is just (or at least coincidentally

Nautiloid Down

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

. They also can’t trust the moronic squidlings to accomplish such a delicate task. For these reasons, the gnome ceremorphs need help. They have built a device that can detect the presence of psi

are reinforced with tough chitin. Canted Deck. The ship tilts to the south at a slight angle—not enough to hinder movement aboard the vessel, but enough to cause certain objects and liquids on the

Triton

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

crafted a miraculous device, one that ultimately laid low the kraken and saved the town. Today, Dalakos resides inside the kraken’s shell, where he works day and night, his heart broken, but his mind

the wall to reach its target. Spells that deal cold damage that pass through the wall cause the area of the wall they pass through to freeze solid (at least a 5-foot-square section is frozen). Each 5

Designing Simple Traps

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

intruders. It might cause a bell or a gong to sound. This type of trap rarely involves a saving throw, because the alarm can’t be avoided when the trap goes off. Delay. Some traps are designed to slow

trap can break it and free the captive. Examples include a bear trap, a cage that drops from a ceiling, and a device that flings a net. Slay. Some traps are designed to eliminate intruders, plain and

14. Psipod Nexus I

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

psipods do and how to disable them. Psipods A psipod is a magic device that connects the mind of an unconscious humanoid to the mind of the ulitharid in area 12g. The psychic residue that coats each

error, Extremiton either takes steps to correct it or tries to draw attention away from it. For example, it doesn’t know Dwarvish well enough to cause the residents of Alterdeep to speak it fluently, so

Topolah's Tower

Compendium - Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Light of Xaryxis

reactivate the illumination on a particular floor by clapping three times while she is on that floor. Walls. From the outside, the tower initially appears to have no windows. Topolah can cause an open

them how to operate the rope-and-pulley device to get from one floor to the next. The boxed text describing each floor of the tower includes information that Topolah gives during her tour. First Floor

13. The Scavenger

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

through a magic gate into Undermountain. He then boarded the vessel, stole its spelljamming helm (the magic device that propels and steers the craft), and took the helm to level 23, leaving the captain

lair actions. On initiative count 20 (losing initiative ties), N’ghathrod can take one lair action to cause one of the following effects: N’ghathrod creates a magical duplicate of itself anywhere

Revel's End Locations

Compendium - Sources->Dungeons & Dragons->Prisoner 13

the walls. Hanging on the walls between the arrow slits are fifty sets of iron manacles guards use to bind prisoners’ wrists and ankles. Console. The console is a magical device that resembles a desk

. Loudspeaker. As an action, a creature can use this device, which resembles the bell of a trumpet, to broadcast its voice throughout the prison. R19: Barracks A door in the spiral staircase leads into a large

Revel's End Locations

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

the walls. Hanging on the walls between the arrow slits are fifty sets of iron manacles guards use to bind prisoners’ wrists and ankles. Console. The console is a magical device that resembles a desk

. Loudspeaker. As an action, a creature can use this device, which resembles the bell of a trumpet, to broadcast its voice throughout the prison. R19: Barracks A door in the spiral staircase leads into a large

Spire of Iriolarthas (Y19i-Y19hq)

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

. Whenever a loud noise is made inside the chamber, the loose crystal flickers. Tremendously loud noises, such as those made by a thunderwave spell or a horn of blasting, cause the crystal to go out for 1d6

original form. While in this room, Iriolarthas the demilich can use an action to cause the doorway to open without having to sit in a chair. Creatures that move through this door are teleported to the upper

Vault Locations

Compendium - Sources->Dungeons & Dragons->Vecna: Eve of Ruin

who examines the secret door immediately realizes they can trace the runes to cause that circular section of wall to disappear, revealing the remainder of the tunnel on the other side. The wall re

and sleek. Scrying Sphere. The silver sphere is a scrying device that allows Teremini to remotely communicate with Lord Soth, who has a similar sphere in his home, Dargaard Keep. A creature that

Locations in Saltmarsh

Compendium - Sources->Dungeons & Dragons->Ghosts of Saltmarsh

recover it for her (short of an artifact, she can supply anything if given enough time to send word to Iuz). If her offer is rebuked, agents of Iuz conjure a team of demonic assassins to take the device and

for smuggled wares. He also recruits local toughs and sailors for Gellan’s ventures, but he prefers those who are business-minded and less likely to cause trouble. 9. Green Market A strip of open land

Crypt of the Talhund Locations

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

Rivibiddel can’t get the lever to move. He’s done enough tinkering to realize that the lever is tied to some vast clockwork mechanism that must cause entire rooms in the crypt to shift. The lever is

Michele Giorgi Finding the obelisk shard hidden in the Crypt of the Talhund requires opening a tricky device to access a hidden room This round room has three alcoves with exits, each supported by stone

Wedding Itinerary

Compendium - Sources->Dungeons & Dragons->Acquisitions Incorporated

the vault, carefully examining everything with the help of a glass jeweler’s eye (a magic device that functions as a gem of seeing). When he’s convinced that all is well, Ironbeard asks the couple to

guards issue a warning against bothering folk not in the wedding party, and might eventually search or incarcerate any individual who continues to cause trouble. Tabaxi Merchant. Sticking out like a

Areas of the Water Temple

Compendium - Sources->Dungeons & Dragons->Princes of the Apocalypse

nothing, or bribe them to cause trouble somewhere else. C13. Blackmaw Den A musty odor pervades the hall outside this room. The doors are marked with crudely drawn pictures of monstrous eyes and

with devices that rely on elemental power. The device on the table is a disassembled weird tank (see chapter 7). A character with proficiency in Arcana who makes a careful study of the workshop and the

Areas of the Lair

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dragon Heist

), into giving them the large supply of smokepowder that he smuggled into the dungeon. Thorvin also tells them where to plant the smokepowder to cause the most damage (see “Destroy the Lair”). X14

floor. A mangy straw pallet lies on the floor under the bowl. (The fishkeeper, Ott Steeltoes, uses the pallet as a bed.) Dream Nullifier. Xanathar hired a wizard to construct a device that would prevent

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