before barrier devising course rating

Lorehold Professor of Order

Monsters Strixhaven: A Curriculum of Chaos

Repelling Burst attacks. It can also use Force Barrier, if available. Repelling Burst. Melee Spell Attack: +7;{"diceNotation":"1d20+7", "rollType":"to hit", "rollAction":"Repelling Burst"} to hit

creature, it must succeed on a DC 15 Strength saving throw or be pushed up to 10 feet directly away from the professor and become restrained until the start of professor’s next turn. Force Barrier

Kelek

Monsters The Wild Beyond the Witchlight

barrier of magical force. Until the end of his next turn, he gains a +5 bonus to AC, including against the triggering attack.Kelek is a greedy, narcissistic sociopath who revels in chaos but is a

Defense to bolster his low Armor Class whenever possible, and his challenge rating is a reflection of the likelihood that he will use Fiery Explosion as often as he can. If one or more of his allies

Zariel Legacy

Monsters Mordenkainen’s Tome of Foes

), detect evil and good, fireball, invisibility (self only), wall of fire 3/day each: blade barrier, dispel evil and good, finger of death Legendary Resistance (3/Day). If Zariel fails a saving throw

;t be cleared away. If Zariel dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days.Necrotic, PoisonCold, Fire, Radiant; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered

Demilich Legacy

Monsters Monster Manual (2014)

. A demilich in its lair has a challenge rating of 20 (24,500 XP). Lair Actions On initiative count 20 (losing initiative ties), the demilich rolls a d20;{"diceNotation":"1d20","rollType":"roll

long as they aren’t used to leave or enter the tomb’s area. If the demilich is destroyed, these effects fade over the course of 10 days.Necrotic, Poison, Psychic; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksBludgeoning, Piercing, and Slashing from Magic Weapons

Beholder Legacy

Monsters Monster Manual (2014)

closing to melee range. A beholder encountered in its lair has a challenge rating of 14 (11,500 XP). Lair Actions When fighting inside its lair, a beholder can invoke the ambient magic to take lair

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","rollAction":"Days","rollType":"roll"} days.

Ancient Copper Dragon Legacy

Monsters Basic Rules (2014)

at the end of each of its turns, ending the effect on itself with a successful save. Change Shape. The dragon magically polymorphs into a humanoid or beast that has a challenge rating no higher than

giggling. Even serious matters suddenly seem amusing. If the dragon dies, the magic carvings fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. The other effects end immediately.Acid

Death Tyrant Legacy

Monsters Monster Manual (2014)

it contains more trappings of death and decay. A death tyrant encountered in its lair has a challenge rating of 15 (13,000 XP). Lair Actions When fighting inside its lair, a death tyrant can invoke

’s lair, roll a d20 for that creature. On a roll of 10 or lower, the creature is subjected to one random eye ray of the tyrant. If the death tyrant dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollAction":"Days","rollType":"roll"} days.Poison

Ambitious Assassin

Monsters The Book of Many Things

;s a hidden thieves’ guildhall or a lavish manse. The lair is filled with clever defenses to disorient, weaken, and kill intruders. The villain’s challenge rating increases while 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

lair has a challenge rating of 14 (11,500 XP). Lair Actions When fighting inside its lair, a beholder can invoke the ambient magic to take lair actions. On initiative count 20 (losing initiative

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

’s a hidden thieves’ guildhall or a lavish manse. The lair is filled with clever defenses to disorient, weaken, and kill intruders. The villain’s challenge rating increases while the

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

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

their utmost to preserve these historical sites. A time dragon’s insatiable desire for knowledge means it’s likely to have more than one such lair. The challenge rating of an ancient time

(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

filled with clever defenses to disorient, weaken, and kill intruders. The villain’s challenge rating increases while the villain is in this lair: Veiled Presence. Challenge 22 (41,000 XP

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

Riverine

Monsters Journeys through the Radiant Citadel

along the river’s path—such as its source or a significant waterfall—can also be used as lairs by a riverine. A riverine encountered in its lair has a challenge rating of 13 (10,000 XP

, 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

kill intruders. The villain’s challenge rating increases while the villain is in this lair: Otherworldly Corrupter. Challenge 18 (20,000 XP) Lair Actions On initiative count 20 (losing

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

Zariel

Monsters Mordenkainen Presents: Monsters of the Multiverse

evil and good, fireball, invisibility (self only), major image, wall of fire 3/day each: blade barrier, dispel evil and good, finger of death Teleport. Zariel teleports, along with any equipment

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

Demilich (Variant) Legacy

Monsters Monster Manual (2014)

lair has a challenge rating of 23 (50,000 XP). Lair Actions On initiative count 20 (losing initiative ties), the demilich rolls a d20;{"diceNotation":"1d20","rollType":"roll","rollAction":"Take Lair

aren’t used to leave or enter the tomb’s area. If the demilich is destroyed, these effects fade over the course of 10 days.Necrotic, Poison, Psychic; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksBludgeoning, Piercing, and Slashing from Magic Weapons

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

hooks. Corkscrew towers loom above twisted domes and vast amphitheaters, just a few examples of the impossible architecture that fills the city. The challenge rating of Fraz-Urb’luu is 24

’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

Aurnozci

Monsters The Book of Many Things

chapter 20 for details about this realm. The challenge rating of Aurnozci is 23 (50,000 XP) when it’s encountered in its lair. Lair Actions On initiative count 20 (losing initiative ties

conditions. If Aurnozci dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.Acid, Fire, Poison; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksCold, Lightning

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

ooze at Juiblex’s command. Juiblex’s challenge rating is 24 (62,000 XP) when encountered in its lair. Lair Actions On initiative count 20 (losing initiative ties), Juiblex can take one

, 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

Fraz-Urb'luu

Monsters Mordenkainen Presents: Monsters of the Multiverse

topped with razors and hooks. Corkscrew towers loom above twisted domes and vast amphitheaters, forming a surreal and disorienting cityscape. The challenge rating of Fraz-Urb’luu is 24 (62,000

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

challenge rating of an ancient or adult time dragon;adult time dragon increases by 1 when it’s encountered in its lair. Lair Actions On initiative count 20 (losing initiative ties), the

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.

Yeenoghu

Monsters Mordenkainen Presents: Monsters of the Multiverse

), and there are few structures or signs of civilization on his layer of the Abyss. The challenge rating of Yeenoghu is 25 (75,000 XP) when he’s encountered in his lair. Lair Actions On

Yeenoghu dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. Cultists of Yeenoghu Yeenoghu grants special abilities to his cultists. His

Hierophant Medusa

Monsters The Book of Many Things

2/day: Mass Cure Wounds (cast at 8th level) 1/day each: Blade Barrier, Divination, Greater RestorationThe medusa can take 3 legendary actions, choosing from the options below. It can take only one

relevant to the medusa’s divine purpose. If the medusa dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.PoisonPetrifying Gaze

Overview

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

the cult. The adventurers are summoned to Waterdeep for a summit that will come to be known as the Council of Waterdeep (see chapter 9 for details). Four council sessions take place over the course of

even have conflicting goals. Over the course of the council’s four meetings, the players and characters need to forge this disparate, feuding group into a coordinated force. Only with all factions

Belashyrra

Monsters Eberron: Rising from the Last War

, Belashyrra has a challenge rating of 23 (50,000 XP). Lair Actions. While within the Citadel of Lidless Eyes, Belashyrra can invoke the ambient magic to take lair actions. On initiative count 20 (losing

effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Belashyrra If a creature goes mad in Belashyrra’s lair or while it can see the daelkyr, it gains

Modifying a Monster

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

already exists. Adapting a stat block is far less time-consuming than creating one from scratch, and there are changes you can make to an existing monster that have no effect on its challenge rating, such

as swapping languages, changing its alignment, or adding special senses. However, once you change the creature’s offensive or defensive ability, such as its hit points or damage, its challenge rating

Overview

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

the cult. The adventurers are summoned to Waterdeep for a summit that will come to be known as the Council of Waterdeep (see chapter 9 for details). Four council sessions take place over the course of

even have conflicting goals. Over the course of the council’s four meetings, the players and characters need to forge this disparate, feuding group into a coordinated force. Only with all factions

Overview

Compendium - Sources->Dungeons & Dragons->Hoard of the Dragon Queen

the cult. The adventurers are summoned to Waterdeep for a summit that will come to be known as the Council of Waterdeep (see chapter 9 for details). Four council sessions take place over the course of

even have conflicting goals. Over the course of the council’s four meetings, the players and characters need to forge this disparate, feuding group into a coordinated force. Only with all factions

Adventure Hooks

Compendium - Sources->Dungeons & Dragons->Lost Laboratory of Kwalish

Adventure Hooks In the course of previous adventures, the characters might have come up against a special magical-mechanical dilemma too challenging to overcome. Perhaps a secret door in a dungeon

are seeking Kwalish not just on their own behalf, but to prevent hardship to friends, family, or the common folk. Just make sure that the peril doesn’t come on too quickly, though, as an expedition into the Barrier Peaks will take some time.

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

their lairs. The challenge rating of a legendary amethyst dragon increases by 1 when it’s encountered in its lair. Lair Actions On initiative count 20 (losing initiative ties), the dragon can

region. If the dragon dies, the populations of aquatic life near the lair return to normal levels over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. The

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

mushrooms and plants in neatly organized displays. The challenge rating of a legendary deep dragon increases by 1 when it’s encountered in its lair. Lair Actions On initiative count 20 (losing

effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.Poison, Psychic

Ancient Dragon Turtle

Monsters Fizban's Treasury of Dragons

an dragon turtle;adult or ancient dragon turtle access to lair actions, increasing its challenge rating by 1. On initiative count 20 (losing initiative ties), the dragon turtle can take one of the

water within 6 miles of the dragon turtle’s lair to 100 degrees Fahrenheit. If the dragon turtle dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

magical mobility, using flight and teleportation to navigate obstacles in their lairs. The challenge rating of a legendary amethyst dragon increases by 1 when it’s encountered in its lair. Lair

, requiring no spell components and targeting any body of water in that region. If the dragon dies, the populations of aquatic life near the lair return to normal levels over the course of 1d10

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

, or featuring larger mushrooms and plants in neatly organized displays. The challenge rating of a legendary deep dragon increases by 1 when it’s encountered in its lair. Lair Actions On

. If the dragon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.Poison, Psychic

Adult Crystal Dragon

Monsters Fizban's Treasury of Dragons

blinds and secret passages throughout their lairs, allowing them to move easily—and potentially unnoticed. The challenge rating of a legendary crystal dragon increases by 1 when it’s

the lair returns to normal levels over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. The increased Hit Die recovery ends immediately. The existing abundance of

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