course willing region

Cinder Hulk

Monsters Bigby Presents: Glory of the Giants

world and steeped themselves in the energy of the Elemental Planes. Over the course of centuries, these giants were transformed into Elementals made of smoke and cinders. Half the size of their giant

locations on the Material Plane, in the Elemental Planes of Air and Fire, and especially in the Great Conflagration, the border region between those two planes. They retain none of the skills and motivation

Zorak Lightdrinker

Monsters Waterdeep: Dungeon of the Mad Mage

Form Only). Melee Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to hit","rollAction":"Bite"} to hit, reach 5 ft., one willing creature, or a creature that is grappled by Zorak, incapacitated

Zorak's requests or actions in the most favorable way it can, and it is a willing target for Zorak's bite attack. Each time Zorak or Zorak's companions do anything harmful to the target, it can repeat the

Daemogoth Titan

Monsters Strixhaven: A Curriculum of Chaos

Legendary Resistance (3/Day). If the titan fails a saving throw, it can choose to succeed instead. Pact of Suffering. Using a 10-minute long ritual, the titan can forge a magical bond with a willing

the titan doesn’t heal.Daemogoth titans are towering monsters that blight the land around them. A daemogoth grows in power over the course of decades spent feeding on sorrow and draining life from

Orcus Legacy

Monsters Out of the Abyss

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

stench of rotting flesh, and buzzing flies grow thick within the region, even when there is no carrion to be found. If a humanoid spends at least 1 hour within 1 mile of the lair, that creature must

Orcus

Monsters Mordenkainen Presents: Monsters of the Multiverse

Monster Manual). These Undead obey his telepathic commands, which can reach anywhere in the lair. Regional Effects The region containing Orcus’s lair is warped by his magic, creating one or more

of the following effects: Charnel Realm. The air is filled with the stench of rotting flesh, and buzzing flies grow thick within the region. Undead Beasts. Dead Beasts periodically animate as

Belashyrra

Monsters Eberron: Rising from the Last War

places where such creatures are willing to live side by side. Some beholderkin serve Belashyrra as guards and agents, while others spend their lives in deep meditation, pursuing inner visions known only

’s lair is known to touch remote areas of the Shadow Marches and caverns below Xen’drik. A region containing a passage to Belashyrra’s lair is warped by its magic, which creates one or

Reduced-threat Aboleth

Monsters Tales from the Yawning Portal

different one. Regional Effects The region containing an aboleth’s lair is warped by the creature’s presence, which creates one or more of the following effects: Underground surfaces within

disappears. If the aboleth dies, the first two effects fade over the course of 3d10;{"diceNotation":"3d10","rollType":"roll"} days.

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

attack can target both the dragon’s spaces at the same time, the dragon is affected only once. Regional Effects The region surrounding an ancient or adult time dragon’s lair is altered by

(your choice). Timelessness. Beasts, Humanoids, and Plants within 3 miles of the lair age only 1 year for every 10 years that pass. If the dragon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.

Veiled Presence

Monsters The Book of Many Things

action. Regional Effects The region containing a villain’s lair is warped by their presence, creating one or more of the following effects: Corruption Abounds. While within 3 miles of the

members of the villain’s organization deal poison damage while within 3 miles of the lair, they ignore the target’s resistance to poison damage. If the villain dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.Necrotic, Radiant

Froghemoth Elder

Monsters Quests from the Infinite Staircase

next turn. While charmed in this way, the target has the incapacitated condition, and its speed is 0. Regional Effects The region within 1 mile of a froghemoth elder’s lair is altered by the

. Wildlife encountered near the lair often sport mutations, such as extra limbs or eyes, glowing secretions, or vestigial tentacles. If the froghemoth elder dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Regional Effect Fade Time"} days.Fire, Lightning

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

hitting him with an attack), there is a 50 percent chance that the illusory duplicate is affected, not Demogorgon, in which case the illusion disappears. Regional Effects The region containing Demogorgon

;poisonous snakes and other venomous Beasts. If Demogorgon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. Cultists of Demogorgon

Riverine

Monsters Journeys through the Radiant Citadel

Fury","rollDamageType":"cold"} cold damage. Regional Effects The region containing a riverine’s lair flourishes under the magic of the riverine’s presence, which creates one or more of

, the flora and fauna return to normal levels, and its river dries out over the course of 1d10;{"diceNotation":"1d10","rollType":"roll","rollAction":"Regional Effect Fade Days"} days. All other effects

Otherworldly Corrupter

Monsters The Book of Many Things

poison;{"diceNotation":"6d6","rollType":"damage","rollAction":"Traps (Poison)","rollDamageType":"poison"}, chosen by the villain when the villain uses this action. Regional Effects The region containing

damage while within 3 miles of the lair, they ignore the target’s resistance to poison damage. If the villain dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType

Adult Lunar Dragon

Monsters Spelljammer: Adventures in Space

and heat vents, wild gardens, crystal formations, magical phenomena, or an ecosystem of lesser life forms that have adapted to living with the dragon. Regional Effects The region containing an

of bludgeoning damage. If the dragon dies, the moaning stops, the moon devils dissipate, and the black frost disappears over the course of 1d10;{"diceNotation":"1d10","rollType":"roll","rollAction

Ancient Lunar Dragon

Monsters Spelljammer: Adventures in Space

contain natural springs and heat vents, wild gardens, crystal formations, magical phenomena, or an ecosystem of lesser life forms that have adapted to living with the dragon. Regional Effects The region

cold damage instead of bludgeoning damage. If the dragon dies, the moaning stops, the moon devils dissipate, and the black frost disappears over the course of 1d10;{"diceNotation":"1d10","rollType

Ambitious Assassin

Monsters The Book of Many Things

)","rollDamageType":"poison"}, chosen by the villain when the villain uses this action. Regional Effects The region containing a villain’s lair is warped by their presence, creating one or more of the

to poison damage. If the villain dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.

Lorthuun

Monsters Out of the Abyss

disappears. The beholder can't repeat an effect until they have all been used, and it can't use the same effect two rounds in a row. Regional Effects A region containing a beholder's lair is warped by

before, harmless slime might coat a statue, and so on. These effects apply only to natural surfaces and to nonmagical objects that aren't on anyone's person. If the beholder dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days.

Enchanting Infiltrator

Monsters The Book of Many Things

)","rollDamageType":"poison"}, chosen by the villain when the villain uses this action. Regional Effects The region containing a villain’s lair is warped by their presence, creating one or more

resistance to poison damage. If the villain dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.

Hythonia

Monsters Mythic Odysseys of Theros

cultists eagerly offered themselves up to the medusa’s petrifying gaze in hopes of gaining Pharika’s favor. Seeing herself surrounded by willing devotees, Hythonia formulated a cruel plan

creature has disadvantage on Intelligence checks and Intelligence saving throws, and it behaves as if under the effect of the confusion spell. Regional Effects The region containing Hythonia’s

Zargon the Returner

Monsters Quests from the Infinite Staircase

patterns that defy the region’s typical climate. If Zargon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Regional Effect Fade Time"} days.Acid, PoisonCold, Fire; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

again. Regional Effects The region containing Zargon’s lair is warped by Zargon’s unnatural presence, creating one or more of the following effects: Arcane Enervation. Enemies of Zargon

Zuggtmoy Legacy

Monsters Out of the Abyss

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

that succeeds on this saving throw can’t be affected by this regional effect again for 24 hours. If Zuggtmoy dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType

Fraz-Urb'luu

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

navigation in the area exceedingly difficult. If Fraz-Urb’luu dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Cultists of Fraz-Urb’luu Fraz

Ancient Time Dragon

Monsters Planescape: Adventures in the Multiverse

moving or acting. If an effect or attack can target both the dragon’s spaces at the same time, the dragon is affected only once. Regional Effects The region surrounding an ancient or adult time

area take 10 minutes or 2 hours (your choice). Timelessness. Beasts, Humanoids, and Plants within 3 miles of the lair age only 1 year for every 10 years that pass. If the dragon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.

Zuggtmoy

Monsters Mordenkainen Presents: Monsters of the Multiverse

herself. Regional Effects The region containing Zuggtmoy’s lair is warped by her magic, creating one or more of the following effects: Corrupted Nature. Within 6 miles of the lair, all Wisdom

Vegetation. Vegetation within 1 mile of the lair becomes infested with parasitic fungi, slowly mutating as it is overwhelmed. If Zuggtmoy dies, these effects fade over the course of 1d10

Demogorgon Legacy

Monsters Out of the Abyss

doesn’t need to concentrate on the spells, which end on initiative count 20 of the next round. Regional Effects The region containing Demogorgon’s lair is warped by his magic

, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Demogorgon If a creature goes mad in Demogorgon’s lair or within line of sight of the

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

take 33 (6d10) psychic damage. Regional Effects The region containing Fraz-Urb’luu’s lair is warped by his magic, creating one or more of the following effects: Intelligent

’luu dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Fraz-Urb’luu If a creature goes mad in Fraz-Urb’luu’s lair or

Graz'zt Legacy

Monsters Out of the Abyss

(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

hours. If Graz’zt dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Graz’zt If a creature goes mad in Graz’zt’s

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

The region containing Geryon’s lair is warped by his magic, creating one or more of the following effects: Chilling Wind. Freezing strong winds howl around the area within 1 mile of the lair

traveler somewhere in Stygia. If Geryon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Cultists of Geryon Geryon grants his cultists special

Baphomet Legacy

Monsters Out of the Abyss

that is no longer in any dimension than 100 feet. The effect ends on the next initiative count 20. Regional Effects The region containing Baphomet’s lair is warped by his magic, creating one or

be affected by this regional effect again for 24 hours. If Baphomet dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Baphomet If a

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

);{"diceNotation":"4d10","rollType":"damage","rollAction":"Sticky Slime","rollDamageType":"fire"} fire damage. Regional Effects The region containing Juiblex’s lair is warped by its magic

, which is slick and sticks to anything that touches it. If Juiblex dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Cultists of Juiblex The Faceless

Zariel

Monsters Mordenkainen Presents: Monsters of the Multiverse

of its turns, ending the effect on itself on a success. Regional Effects The region containing Zariel’s lair is warped by her magic, which creates one or more of the following effects

cleared away. If Zariel dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. Cultists of Zariel Zariel grants special abilities to

Yeenoghu Legacy

Monsters Out of the Abyss

, causing them to have advantage on melee weapon attack rolls and causing attack rolls to have advantage against them. Regional Effects The region containing Yeenoghu’s lair is warped by his

creature that succeeds on this saving throw can’t be affected by this regional effect again for 24 hours. If Yeenoghu dies, these effects fade over the course of 1d10;{"diceNotation":"1d10

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

for 1 minute or until Baphomet takes this lair action again. Regional Effects The region containing Baphomet’s lair is warped by his magic, creating one or more of the following effects

frightened and disoriented, as though constantly under threat of being hunted, and might lash out or panic even when no visible threat is nearby. If Baphomet dies, these effects fade over the course of

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

Effects The region containing Geryon’s lair is warped by his magic, creating one or more of the following effects: Chilling Wind. Freezing strong winds howl around the area within 1 mile of

deposits a traveler somewhere in Stygia. If Geryon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Cultists of Geryon Geryon grants his cultists special

Graz'zt

Monsters Mordenkainen Presents: Monsters of the Multiverse

have disadvantage on Dexterity (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

are made of stone or metal become highly reflective, as though polished to a shine. These surfaces become supernaturally mirrorlike. If Graz’zt dies, these effects fade over the course of 1d10

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