creating cause

Elementalism

Spells Player’s Handbook

You exert control over the elements, creating one of the following effects within range. Beckon Air. You create a breeze strong enough to ripple cloth, stir dust, rustle leaves, and close open doors

5-foot-square area, or you cause a single word to appear in your handwriting in a patch of dirt or sand. Beckon Fire. You create a thin cloud of harmless embers and colored, scented smoke in a 5

Gray Ooze Glob

Monsters Heroes of the Borderlands

", "rollAction":"Pseudopod", "rollDamageType":"Acid"} Acid damage.Gray oozes are predatory, corrosive slimes that blend in with stony surroundings. Unpredictable magic and other chaotic forces can cause these oozes to split, creating smaller, unstable globs.Acid, Cold, Fire

Juvenile Kraken

Monsters Ghosts of Saltmarsh

Amphibious. The kraken can breathe air and water. Freedom of Movement. The kraken ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

, treasure, and wrecked ships. Lair Actions On initiative count 20 (losing initiative ties), the kraken takes a lair action to cause one of the following magical effects: A strong current moves

Slarkrethel

Monsters Storm King's Thunder

Amphibious. Slarkrethel can breathe air and water. Freedom of Movement. Slarkrethel ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

wrecked ships. Lair Actions On initiative count 20 (losing initiative ties), the kraken takes a lair action to cause one of the following magical effects: A strong current moves through the kraken

Dekella, Bident of Thassa

Magic Items Mythic Odysseys of Theros

within 1 mile of you, creating strong winds and heavy rain that cause violent waves (see “Weather at Sea” in chapter 5 of the Dungeon Master’s Guide) or calming a storm. In either

Scion of Stronmaus

Monsters Bigby Presents: Glory of the Giants

’s not particularly interested in Humanoids or other little creatures—either in conversing with them or in protecting them from harm it might cause. If the scion is threatened, it unleashes

of Stronmaus is altered by the giant’s magic, creating one or more of the following effects: Elemental Portals. Two-way portals to the Elemental Plane of Air (if the scion is in the sky) or the

Baphomet Legacy

Monsters Out of the Abyss

natures, for Baphomet envisions a world without restraint, where creatures live out their most savage desires. Cults devoted to Baphomet use mazes and complex knots as their emblems, creating secret

, populated by minotaur;minotaurs, goristro;goristros, and quasit;quasits. Lair Actions On initiative count 20 (losing initiative ties), Baphomet can take a lair action to cause one of the following

Yeenoghu Legacy

Monsters Out of the Abyss

flail attacks. If an attack hits, he can cause it to create an additional effect of his choice or at random (each effect can be used only once per Multiattack): 1. The attack deals an extra 13 (2d12

of civilization on his layer of the Abyss. Lair Actions On initiative count 20 (losing initiative ties), Yeenoghu can take a lair action to cause one of the following effects; he can’t use the

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

of their holy cause, only to eventually reveal his true nature and claim their souls as his own.Fraz-Urb’luu’s Lair Fraz-Urb’luu’s lair lies within the Abyssal lair known as

(62,000 XP) when he’s encountered in his lair. Lair Actions On initiative count 20 (losing initiative ties), Fraz-Urb’luu can take a lair action to cause one of the following effects; he can

Cradle of the Storm Scion

Monsters Bigby Presents: Glory of the Giants

from harm it might cause. If the scion is threatened, it unleashes elemental might like few other forces in the multiverse can muster: blades of lightning, boulder-sized hailstones, and a storm of

churning elements. Regional Effects The region surrounding a scion of Stronmaus is altered by the giant’s magic, creating one or more of the following effects: Elemental Portals. Two-way portals

Scion of Skoraeus

Monsters Bigby Presents: Glory of the Giants

. Hit: 35 (4d12 + 9);{"diceNotation":"4d12+9", "rollType":"damage", "rollAction":"Crystal Club", "rollDamageType":"bludgeoning"} bludgeoning damage. Hit or Miss: The scion can cause the club to flare with

of Skoraeus is altered by the giant’s magic, creating one or more of the following effects: Abundant Stone and Minerals. Smooth stones and gems grow within 6 miles of the scion. Edible Moss

Lichen Lich

Monsters Candlekeep Mysteries

lichen lich can take a lair action to cause one of the following effects: Poisonous spores fill a 10-foot cube that the lich can see within 120 feet of it. Any creature that enters the cloud for the

strong wind. The lich commands the might of its diseased grove, creating a shambling mound. The shambling mound appears in an unoccupied space within 30 feet of the lich, acts on its own initiative

Adult Crystal Dragon

Monsters Fizban's Treasury of Dragons

positive energy for healing and nurturing. Creating a Crystal Dragon Use the Crystal Dragon Personality Traits and Crystal Dragon Ideals tables to inspire your portrayal of distinctive crystal

crystal dragon has ripped open holes to the Elemental Planes of Air and Water, creating flash glaciation that encroaches upon inhabited lands. Connected Creatures Crystal dragons are among the

Klauth

Monsters Storm King's Thunder

of abandoned mines and dwarven strongholds. Caves with volcanic or geothermal activity are the most highly prized red dragon lairs, creating hazards that hinder intruders and letting searing heat and

lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Magma erupts from a point on the ground the dragon can see within 120 feet of it

Bavlorna Blightstraw

Monsters The Wild Beyond the Witchlight

within 10 feet of Bavlorna cause her to lapse into a fit of sneezing. See the stat block for more details. Hourglass Coven The Hourglass Coven is a group of three hags, each one bound to an aspect of

company, but one hag will occasionally visit another to plot against the third sister, creating a vicious circle in which Bavlorna and Endelyn plot against Skabatha, Endelyn and Skabatha conspire

Orcus Legacy

Monsters Out of the Abyss

action to cause one of the following effects; he can’t use the same effect two rounds in a row: Orcus’s voice booms throughout the lair. His utterance causes one creature of his choice to

disappear or until Orcus releases their grasp (no action required). Regional Effects The region containing Orcus’s lair is warped by the Orcus’s magic, creating one or more of the following

Yan-C-Bin

Monsters Princes of the Apocalypse

Caves, described in chapter 5), Yan-C-Bin is master. He can use the following actions in his lair. Lair Actions On initiative count 20 (losing initiative ties), Yan-C-Bin takes a lair action to cause

(Athletics) check. Thunderstorms erupt in a 5-mile radius centered on Yan-C-Bin’s lair, creating deafening cracks of thunder and constant lightning. Every ten minutes the storm rages, creatures standing

Halaster Blackcloak

Monsters Waterdeep: Dungeon of the Mad Mage

exceed those of most mortal wizards. His expertise with magic gates allows him to travel far and wide to engage in magical research. He spends much of his time creating gates, moving them around, and

(losing initiative ties), Halaster takes a lair action to cause one of the following effects: Halaster targets a volume of unoccupied space or solid stone no larger than four 10-foot cubes within 30

Yeenoghu

Monsters Mordenkainen Presents: Monsters of the Multiverse

+ 9);{"diceNotation":"2d12+9", "rollType":"damage", "rollAction":"Flail", "rollDamageType":"force"} force damage. If it’s his turn, Yeenoghu can cause the target to suffer one of the following

or hyena that Yeenoghu can see can use its reaction to move up to its speed. Regional Effects The region containing Yeenoghu’s lair is warped by his magic, creating one or more of the

Demogorgon Legacy

Monsters Out of the Abyss

bulk of this palace extends deep underwater, in chill and darkened caverns. Lair Actions On initiative count 20 (losing initiative ties), Demogorgon can take a lair action to cause one of the

, creating one or more of the following effects: The area within 6 miles of the lair becomes overpopulated with lizards, poisonous snakes, and other venomous beasts. Beasts within 1 mile of the lair become

Graz'zt Legacy

Monsters Out of the Abyss

initiative count 20 (losing initiative ties), Graz’zt can take a lair action to cause one of the following effects; he can’t use the same effect two rounds in a row: Graz’zt casts

(Stealth) checks made to hide. Regional Effects The region containing Graz’zt’s lair is warped by his magic, creating one or more of the following effects: Flat surfaces within 1 mile of

Ogrémoch

Monsters Princes of the Apocalypse

, and the affected creature can’t benefit from being invisible. Stomp (Costs 2 Actions). Ogrémoch stomps the ground, creating an earth tremor that extends in a 30-foot radius. Other

count 20 (losing initiative ties), Ogrémoch uses his lair action to cause one of the following effects: A 10-foot-radius area of rocky or earthy ground within 60 feet of Ogrémoch turns

Zuggtmoy Legacy

Monsters Out of the Abyss

), Zuggtmoy can take a lair action to cause one of the following effects; she can’t use the same effect two rounds in a row. Zuggtmoy causes four gas spore;gas spores or violet fungus;violet fungi

lair, instead of on herself. Regional Effects The region containing Zuggtmoy’s lair is warped by her magic, creating one or more of the following effects: Molds and fungi grow on surfaces

Fraz-Urb'luu

Monsters Mordenkainen Presents: Monsters of the Multiverse

to greater and greater atrocities in the name of their cause, only to eventually reveal his true nature and claim their souls as his own.Fraz-Urb’luu’s Lair Fraz-Urb’luu’s

Effects The region containing Fraz-Urb’luu’s lair is warped by his magic, creating one or more of the following effects: Beguiling Realm. Within 6 miles of the lair, all Charisma (Persuasion

Hierophant Medusa

Monsters The Book of Many Things

with advantage.Sometimes deeply devout people, usually either Humanoids or medusas, dedicate themselves to a cause and are transformed by a deity or magic into hierophant medusas—beings with

altered by the medusa’s presence, creating one or more of the following effects: Faces in Stone. Stone within 3 miles of the lair takes on subtle shapes that suggest people, animals, and other

Juiblex Legacy

Monsters Out of the Abyss

initiative ties), Juiblex can take a lair action to cause one of the following effects; it can’t use the same effect two rounds in a row: Juiblex slimes a square area of ground it can see within the

magic, creating one or more of the following effects: Small bodies of water, such as ponds or wells, within 1 mile of the lair turn highly acidic, corroding any object that touches them. Surfaces

Mold Earth

Spells Elemental Evil Player's Companion

appear on the dirt or stone, spelling out words, creating images, or shaping patterns. The changes last for 1 hour. If the dirt or stone you target is on the ground, you cause it to become

can instantaneously excavate it, move it along the ground, and deposit it up to 5 feet away. This movement doesn’t have enough force to cause damage. You cause shapes, colors, or both to

Ancient Red Dragon Legacy

Monsters Basic Rules (2014)

lairs, creating hazards that hinder intruders and letting searing heat and volcanic gases wash over a dragon as it sleeps. With its hoard well protected deep within the lair, a red dragon spends as

Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Magma

Adult Red Dragon Legacy

Monsters Basic Rules (2014)

, creating hazards that hinder intruders and letting searing heat and volcanic gases wash over a dragon as it sleeps. With its hoard well protected deep within the lair, a red dragon spends as much of its

initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Magma erupts from a

Adult Red Dracolich Legacy

Monsters Monster Manual (2014)

strongholds. Caves with volcanic or geothermal activity are the most highly prized red dracolich lairs, creating hazards that hinder intruders and letting searing heat and volcanic gases wash over a

, telling the grim story of its life, the enemies it has slain, and the nations it has conquered. Lair Actions On initiative count 20 (losing initiative ties), the dracolich takes a lair action to cause

Kraken Legacy

Monsters Basic Rules (2014)

Amphibious. The kraken can breathe air and water. Freedom of Movement. The kraken ignores difficult terrain, and magical effects can't reduce its speed or cause it to be restrained. It can spend 5

detritus, treasure, and wrecked ships. Lair Actions On initiative count 20 (losing initiative ties), the kraken takes a lair action to cause one of the following magical effects: A strong current moves

War Oil

Equipment

point, such as the ground or a wall, and on an attack roll against AC 10, cause the War Oil to spill out of the ammunition, creating a circular patch of the viscous substance with a 10-foot radius. War

Young Spirit Dragon

monsters

minute, it succeeds automatically.Curious and self-confident, young spirit dragons can cause trouble for a region’s other denizens, by either unleashing long-buried evils or misusing scarcely

, creating the following effects: Enchanted Acoustics. Creatures within 1 mile of the lair have Advantage on Charisma (Performance) checks that involve singing or playing music. Creatures other than the

Mighty Fortress

Spells Xanathar's Guide to Everything

. The turrets are connected to each other by stone walls that are each 80 feet long, creating an enclosed area. Each wall is 1 foot thick and is composed of panels that are 10 feet wide and 20 feet

thickness. It is immune to poison and psychic damage. Reducing a section of stone to 0 hit points destroys it and might cause connected sections to buckle and collapse at the DM’s discretion. After

Githzerai Anarch Legacy

Monsters Mordenkainen’s Tome of Foes

, githzerai anarchs create islands of tranquility in the otherwise turbulent plane. By directing its psionic power, an anarch can give form to formless substance, creating mountains, lakes, and

action to cause one of the following effects; the anarch can’t use the same effect two rounds in a row: The anarch casts the lightning bolt spell (at 5th level), but the anarch can change the

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