master secrets with only act from for line

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

remains with you only as long as you strive to work evil in the world. If you fail to perform at least one evil act within the span of 10 days, or if you willingly perform a good act, the book

lore about demons. When you do so, you have Advantage on that check. At the DM’s discretion, the book might reveal secrets no mortal should know, such as the true names of powerful Fiends

Demonomicon of Iggwilv

Magic Items Dungeon Master’s Guide

general chapters remain, ever revealing demonic secrets. Caged behind lines of script roils a secret piece of the Abyss itself, which keeps the book up-to-date, no matter how many pages are removed, and

the Dungeon Master’s Guide): 2 minor beneficial properties 1 minor detrimental property 1 major detrimental property Spells. The book has 8 charges and regains 1d8 expended charges daily

Necromite of Myrkul

Monsters Baldur’s Gate: Descent into Avernus

master of souls;Masters of Souls delve deep into Myrkul’s secrets, allowing them to animate the dead and perform other grave magic.

":"damage","rollDamageType":"necrotic"} necrotic damage.Those who follow Myrkul are either wizards or those who seek to master the necromantic arts. Delvers into Lore. Cultists of Myrkul study rituals

Master of Souls

Monsters Baldur’s Gate: Descent into Avernus

abilities. The master of souls;Masters of Souls delve deep into Myrkul's secrets, allowing them to animate the dead and perform other grave magic.

Grave Magic. When the master of souls cast a spell that deals damage, it can change the spell's damage type to necrotic. Spellcasting. The master of souls is a 5th-level spellcaster. Its spellcasting

Yalah Gralhund

Monsters Waterdeep: Dragon Heist

resources of the Black Network at its disposal. Yalah stays abreast of events in the city, keeps a tight rein on her children, and uses her station and her family's wealth to pry secrets from the lips of

she knows the identities and secrets of enough Masked Lords, Yalah is confident that she can bribe, blackmail, or extort her way into their ranks. From there, she plans to effect changes in the

Skull Lasher of Myrkul

Monsters Baldur’s Gate: Descent into Avernus

lashers are spellcasters who use magic to augment their combat abilities. The master of souls;Masters of Souls delve deep into Myrkul’s secrets, allowing them to animate the dead and perform other grave magic.

master the necromantic arts. Delvers into Lore. Cultists of Myrkul study rituals that allow them to force the souls of the dead into service, compelling them to answer questions and share forgotten

Forest Master

Monsters Monstrous Compendium Vol. 2: Dragonlance Creatures

. The wall of briars lasts until the start of the Forest Master’s next turn. The wall blocks line of sight and counts as difficult terrain for all creatures except the Forest Master. The first time

Legendary Resistance (2/Day). If the Forest Master fails a saving throw, he can choose to succeed instead. Magic Resistance. The Forest Master has advantage on saving throws against spells and other

Chardalyn Dragon

Monsters Icewind Dale: Rime of the Frostmaiden

, move as close as it can to that target and use its action to make a melee attack against it. If the dragon doesn’t choose a target, the charmed creature can act normally on its turn. Radiant

Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Radiant Breath"}. The dragon exhales a ray of radiant energy in a 120-foot line that is 5 feet wide. Each creature in

Diviner Wizard

Monsters Mordenkainen Presents: Monsters of the Multiverse

the d20 rolled for the attack roll, saving throw, or ability check.Diviners peer into the future and know that knowledge is power. They might act aloof and mysterious, hinting at omens and secrets, or

Sul Khatesh

Monsters Eberron: Rising from the Last War

empowers warlocks and whispers secrets into the minds of wizards and artificers, helping them master spells and create relics they could never shape on their own. But few of those inspired by Sul

throw, she can choose to succeed instead. Magic Resistance. Sul Khatesh has advantage on saving throws against spells and other magical effects. Master of Magic. Sul Khatesh has advantage on

Ferrumach Rilmani

Monsters Planescape: Adventures in the Multiverse

grappled by the ferrumach. Skewering Charge. If the ferrumach moves at least 20 feet in a straight line toward a Large or smaller creature and ends within 5 feet of it, that creature must succeed on

multiverse’s existence. Whenever one threatens to tip the balance in its favor or a plane is on the verge of collapse, the rilmani act to even the odds. While the rilmani might be found anywhere, they

Nonaton Modron

Monsters Planescape: Adventures in the Multiverse

evil and goodWhen modrons act against the will of Primus, nonatons are charged with bringing those rogue units into line. These inspectors also interrogate captured trespassers of Mechanus. Nonatons

Axiomatic Mind. The nonaton can’t be compelled to act in a manner contrary to its nature or its instructions. Combat Ready. The nonaton has advantage on initiative rolls. Disintegration. If

Whirling Chandelier

Monsters Vecna: Eve of Ruin

False Appearance. If the chandelier is motionless at the start of combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the chandelier move or act, that

Blazing Vortex as mischievousness or outright malevolence, though the chandelier lacks any understanding of such concepts. A whirling chandelier makes tactical decisions only as a means to perform its master’s orders to the best of its ability.Poison, PsychicFire

Vegepygmy Thorny Hunter

Monsters Quests from the Infinite Staircase

saving throw or have the prone condition.Thorny hunters are bestial vegepygmies derived from the corpses of bears, dogs, and other quadrupedal Beasts. Thorny hunters act like bloodhounds, following

their master’s orders to hunt prey with deadly ferocity. Vegepygmies Also called mold folk, vegepygmies are fungal creatures that spring forth from the body of a Humanoid or Giant killed by

Izek Strazni

Monsters Curse of Strahd

trouble killing them and disposing of their bodies. He was eventually caught in the act and brought to the burgomaster. Instead of punishing the boy for his crimes, Baron Vallakovich pardoned Izek and

took him into his home. Izek has been loyal to the burgomaster ever since, enjoying the power of his position and the comforts of his master’s mansion. When he isn’t enforcing the

Skull Lord

Monsters Mordenkainen Presents: Monsters of the Multiverse

throw and only half damage if it fails, provided it isn’t incapacitated. Legendary Resistance (3/Day). If the skull lord fails a saving throw, it can choose to succeed instead. Master of the

":"Master of the Grave"} hit points whenever it starts its turn there. Unusual Nature. The skull lord doesn’t require air, food, drink, or sleep.Multiattack. The skull lord makes three Bone Staff or

Strahd's Animated Armor

Monsters Curse of Strahd

damage.Animated objects are crafted with potent magic to follow the commands of their creators. When not commanded, they follow the last order they received to the best of their ability, and can act independently

number of permanent spell effects on it to make the armor a better castle defender. The armor understands Common but obeys only the commands of its master. Lightning, PoisonCold, Fire

Animated Coffin

Monsters Adventure Atlas: The Mortuary

False Appearance. If the animated coffin is motionless at the start of combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the coffin move or act, that

sardines 3 A groaning mummy 4 A patch of yellow mold (see the Dungeon Master’s Guide) 5 A slumbering vampire spawn 6 A portal to the Path of Graves (detailed in Adventure Atlas: The Mortuary) Poison, Psychic

Narzugon

Monsters Mordenkainen Presents: Monsters of the Multiverse

archdukes of the Nine Hells. These narzugons act as horrific perversions of knights errant, carrying out their masters’ will. Narzugons wield hell-forged lances that shunt the souls of any they

killed to the River Styx for rebirth as lemure (see the Monster Manual). Every lance bears the marks of both a narzugon and its master. Each narzugon claims a nightmare (see the Monster Manual) as its

Lonelywood Banshee

Monsters Icewind Dale: Rime of the Frostmaiden

at the end of each of its turns, with disadvantage if the banshee is within line of sight, ending the effect on itself on a success. If a target's saving throw is successful or the effect ends for it

a selfish, evil act. It wields a spectral longbow that shoots phantom arrows. There is only one banshee haunting the forest. If it's destroyed, it re-forms after 24 hours in a random location in the

Octon Modron

Monsters Planescape: Adventures in the Multiverse

Axiomatic Mind. The octon can’t be compelled to act in a manner contrary to its nature or its instructions. Combat Ready. The octon has advantage on initiative checks. Disintegration. If the

Strength saving throw or be pulled up to 10 feet in a straight line toward the octon. Then, the octon makes two Tentacle attacks against each creature within 10 feet of itself. Spellcasting. The

Isolde

Monsters Van Richten’s Guide to Ravenloft

help her forget her terrible losses. Isolde became the master of a traveling fey carnival that served as a gateway to Zybilna’s domain. The carnival did what Zybilna hoped it would do: it brought

longed for. Isolde orchestrated a trade with the other carnival’s owners, a pair of shadar-kai (elves native to the Shadowfell). Isolde would become the master of their carnival, and they would

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

The contents of this foul manuscript of ineffable wickedness are the meat and drink of those in evil’s thrall. No mortal was meant to know the secrets it contains, knowledge so horrid that to

in the world. If you fail to perform at least one evil act within the span of 10 days, or if you willingly perform a good act, the book disappears. If you die while attuned to the book, an entity of

Warforged Colossus

Monsters Eberron: Rising from the Last War

(Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Incinerating Beam"}. The colossus fires a beam of light in a 150-foot line that is 10 feet wide. Each creature in the line must make a

. A colossus might be filled with monsters and secrets, in addition to the corpses of those who died inside it. In chapter 4, map 4.8 illustrates an inactive warforged colossus, and the text that

Alkilith

Monsters Mordenkainen Presents: Monsters of the Multiverse

combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the alkilith move or act, that creature must succeed on a DC 18 Intelligence (Investigation) check to discern

becomes a portal to that plane (see “Planar Portals” in the Dungeon Master’s Guide). Alkiliths spring from cast-off bits of the hideous, shuddering body of Juiblex. They gradually become

Spectral Cloud

Monsters Bigby Presents: Glory of the Giants

spectral cloud emits intensely cold wind in a 60-foot line that is 10 feet wide. Each creature in that area must make a DC 20 Constitution saving throw. On a failed save, a creature takes 38 (7d10

the effect ends for it, that creature is immune to this spectral cloud’s Chilling Winds for the next 24 hours.A cloud giant that dies through an act of betrayal or an ill-fated wager sometimes

Maschin-i-Bozorg

Monsters Quests from the Infinite Staircase

underside. Maschin-i-bozorgs typically act as guardians and sentries, tirelessly patrolling the sites they’re assigned to protect. Each machine obeys the commands of its creator. A machin-i-bozorg

its body, and spray jets of scalding steam to fend off intruders.Poison, PsychicCrushing Stride. The maschin-i-bozorg moves up to its speed in a straight line. During this movement, it can enter Medium

Moloch

Monsters Mordenkainen Presents: Monsters of the Multiverse

","rollAction":"Many-Tailed Whip","rollDamageType":"thunder"} thunder damage. If the target is a creature, it must succeed on a DC 24 Strength saving throw or be pulled up to 30 feet in a straight line

there is nowhere to move, in which case it needn’t take the Dash action. If the creature ends its turn in a location where it doesn’t have line of sight to Moloch, the creature can repeat

Orcus Legacy

Monsters Out of the Abyss

within line of sight of the demon lord, roll on the Madness of Orcus table to determine the nature of the madness, which is a character flaw that lasts until cured. See the Dungeon Master’s Guide

. Master of Undeath. When Orcus casts animate dead or create undead, he chooses the level at which the spell is cast, and the creatures created by the spells remain under his control indefinitely

Ezmerelda d'Avenir

Monsters Curse of Strahd

they had given him. Ezmerelda witnessed van Richten’s act of mercy and was deeply moved by it. Van Richten’s Tragic Tale. At the age of fifteen, Ezmerelda, still troubled by what her

for two years, helping him track down and slay many creatures of the night. But because van Richten could never bring himself to fully trust a Vistana, he kept secrets from her. The two vampire

Lady Illmarrow

Monsters Eberron: Rising from the Last War

island domain. Long ago, it was revealed that the elven line of Vol — a house that practiced the art of necromancy and bore the Dragonmark of Death — was engaged in secret blood rites

would be exterminated to the last member, and the Mark of Death would be eliminated from the world. The line of Vol had long been rivals of the Undying Court, and many whisper even today that the

Baphomet Legacy

Monsters Out of the Abyss

repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. These later saves have disadvantage if Baphomet is within line of sight of the creature. If a creature

places to indulge themselves, including labyrinths of the sort their master favors. Bloodstained crowns and weapons of iron and brass decorate their profane altars. Over time, Baphomet’s

Yeenoghu Legacy

Monsters Out of the Abyss

Away. Yeenoghu makes a flail attack. If the attack hits, the target must succeed on a DC 24 Strength saving throw or be pushed 15 feet in a straight line away from Yeenoghu. If the saving throw fails by

. Those that ate of great Yeenoghu’s kills became gnoll;gnolls, emulating their master’s ways. Few others worship the Beast of Butchery, but those who do tend to take on a gnoll-like aspect

Demogorgon Legacy

Monsters Out of the Abyss

following effects of Demogorgon’s choice or at random: 1. Beguiling Gaze. The target is stunned until the start of Demogorgon’s next turn or until Demogorgon is no longer within line of sight. 2

"} necrotic damage. Maddening Gaze. Demogorgon uses his Gaze action, and must choose either the Beguiling Gaze or the Insanity Gaze effect.Prince of Demons, the Sibilant Beast, and Master of the

Zodar

Monsters Spelljammer: Adventures in Space

. Another theory is that all zodars are working in concert to achieve some master objective. A third, less ominous idea is that zodars lost their sense of purpose when their creator vanished, and they are

also warp the fabric of the multiverse to cast the wish spell as its final act—it is destroyed once the spell is cast.Acid, Fire, Poison

D&D Beyond

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