borders becomes diffusing continue region

Pipes of the Sewers

Magic Items Dungeon Master’s Guide

24 hours. On a failed save, the swarm is swayed by the pipes’ music and becomes Friendly to you and your allies for as long as you continue to play the pipes each round as a Magic action. A

Wish

Spells Player’s Handbook

consequences for a whole community, region, or world, you are likely to attract powerful foes. If your wish would affect a god, the god’s divine servants might instantly intervene to prevent it or to

cast a spell until you finish a Long Rest, you take 1d10 Necrotic damage per level of that spell. This damage can’t be reduced or prevented in any way. In addition, your Strength score becomes 3

Ancient Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

. Ground in the Cylinder becomes Difficult Terrain. Each creature in the Cylinder when it appears is subjected to the following effect. Strength Saving Throw: DC 22. Failure: 13 (3d8);{"diceNotation

art of humanoid societies. Spirit dragons find even the most commonplace melodies moving. A song written in the time and region from which a spirit dragon hails can potentially overwhelm the dragon

Adult Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

magically raises broken, ancient ruins in a 20-foot-radius, 60-foot-high Cylinder centered on a point it can see within 120 feet. Ground in the Cylinder becomes Difficult Terrain. Each creature in the

appreciation for the culture and art of humanoid societies. Spirit dragons find even the most commonplace melodies moving. A song written in the time and region from which a spirit dragon hails can

Memory Web

Monsters Quests from the Infinite Staircase

can continue to feed on a corpse’s memories for days after its death. If a memory web is slain, any memories it consumed over the last day are discharged from its body in a telepathic deluge

Memories", "rollDamageType":"psychic"} psychic damage and becomes memory drained until it finishes a long rest or the memory web is destroyed. While memory drained, the target must roll a d4

Fomorian Noble

Monsters Bigby Presents: Glory of the Giants

, inquisitive, and power-hungry fomorians felt they had already learned all they could from the Material Plane, and they departed to the Inner Planes, where they could continue their journeys of knowledge

saving throw is successful or the effect ends for it, the target becomes immune to all fomorians’ Beguiling Presence for the next 24 hours.

Mark of Healing Halfling

Species Eberron: Rising from the Last War

beloved in northwestern Khorvaire for her instrumental role in combating an epidemic in that region a decade ago, and Jorasco medics served in every nation’s army during the war. The guild runs

prosperity of the house, so they can continue to help future generations. While the public face of Jorasco is that of the healer, there are rumors that the house engaged in disturbing experiments

Pipes of the Sewers Legacy

Magic Items Basic Rules (2014)

it normally would and can't be swayed by the pipes' music for the next 24 hours. If you win the contest, the swarm is swayed by the pipes' music and becomes friendly to you and your companions for as

long as you continue to play the pipes each round as an action. A friendly swarm obeys your commands. If you issue no commands to a friendly swarm, it defends itself but otherwise takes no actions. If

Gar Shatterkeel

Monsters Princes of the Apocalypse

);{"diceNotation":"1d8","rollType":"damage","rollAction":"Drown","rollDamageType":"cold"} cold damage.In the Water Node When it becomes clear that the Temple of the Crushing Wave is no longer secure, Gar

, without using components or a spell slot. He can’t cast the same spell two rounds in a row, but he can continue to concentrate on a spell he previously cast using a lair action. He can take no other

Way of the Ascendant Dragon (FToD)

Classes Fizban's Treasury of Dragons

fundamental teaching of this tradition holds that by emulating dragons, a monk becomes a more integrated part of the world and its magic. By altering their spirit to resonate with draconic might, monks

that is devoted to a dragon god. 4 You spent long stretches meditating in the region around an ancient dragon’s lair, absorbing that lair’s ambient magic. 5 You found a scroll

Aboleth Legacy

Monsters Basic Rules (2014)

skin becomes translucent and slimy, the creature can’t regain hit points unless it is underwater, and the disease can be removed only by heal or another disease-curing spell of 6th level or higher

prone. The aboleth can’t use this lair action again until it has used a different one. Water in the aboleth’s lair magically becomes a conduit for the creature’s rage. The aboleth can

Danse Macabre

Spells Xanathar's Guide to Everything

Threads of dark power leap from your fingers to pierce up to five Small or Medium corpses you can see within range. Each corpse immediately stands up and becomes undead. You decide whether it is a

commands, the creatures do nothing except defend themselves against hostile creatures. Once given an order, the creatures continue to follow it until their task is complete. The creatures are under your

Way of the Ascendant Dragon

Classes Fizban's Treasury of Dragons

fundamental teaching of this tradition holds that by emulating dragons, a monk becomes a more integrated part of the world and its magic. By altering their spirit to resonate with draconic might, monks

that is devoted to a dragon god. 4 You spent long stretches meditating in the region around an ancient dragon’s lair, absorbing that lair’s ambient magic. 5 You found a scroll

Balhannoth

Monsters Mordenkainen Presents: Monsters of the Multiverse

transformation lasts until the balhannoth dies or takes this lair action again. Regional Effects A region containing a balhannoth’s lair becomes warped by the creature’s unnatural presence

and any creatures it has grappled, up to 60 feet to an unoccupied space it can see. Vanish. The balhannoth magically becomes invisible for up to 10 minutes or until immediately after it makes an attack

Balhannoth Legacy

Monsters Mordenkainen’s Tome of Foes

the balhannoth attacks the target. Regional Effects A region containing a balhannoth’s lair becomes warped by the creature’s unnatural presence, which creates one or more of the

, along with any equipment it is wearing or carrying and any creatures it has grappled, up to 60 feet to an unoccupied space it can see. Vanish. The balhannoth magically becomes invisible for up to 10

Beholder Legacy

Monsters Monster Manual (2014)

becomes a pile of fine gray dust. If the target is a Large or smaller nonmagical object or creation of magical force, it is disintegrated without a saving throw. If the target is a Huge or larger

beholder becomes slimy; that area is difficult terrain until initiative count 20 on the next round. Walls within 120 feet of the beholder sprout grasping appendages until initiative count 20 on the round

Ogrémoch

Monsters Princes of the Apocalypse

creature within 30 feet of Ogrémoch becomes outlined in orange light, shedding dim light in a 10-foot radius. Any attack roll against an affected creature has advantage if the attacker can see it

becomes difficult terrain. A creature that moves through the affected area takes 1d8;{"diceNotation":"1d8","rollType":"damage","rollAction":"Crystalline Spikes","rollDamageType":"piercing"} piercing

Death Tyrant Legacy

Monsters Monster Manual (2014)

and whether the cone is active. Any creature in that area can’t regain hit points. Any humanoid that dies there becomes a zombie under the tyrant’s command. The dead humanoid retains its

creature to 0 hit points, its body becomes a pile of fine gray dust. If the target is a Large or smaller nonmagical object or creation of magical force, it is disintegrated without a saving throw. If

Kraken Legacy

Monsters Basic Rules (2014)

’s lair becomes electrically charged. All creatures within 120 feet of the kraken must succeed on a DC 23 Constitution saving throw, taking 10 (3d6);{"diceNotation":"3d6","rollType":"damage

","rollAction":"Charged Water","rollDamageType":"lightning"} lightning damage on a failed save, or half as much damage on a successful one. Regional Effects The region containing a kraken’s lair

Adult Brass Dragon Legacy

Monsters Basic Rules (2014)

Constitution saving throw or be blinded for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. Regional Effects The region

Intelligence of 3 or higher comes within 30 feet of a water source within 1 mile of the dragon’s lair, the dragon becomes aware of the creature’s presence and location. If the dragon dies, the

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

on a success. Regional Effects The region containing a legendary brass dragon’s lair is warped by the dragon’s magic, which creates one or more of the following effects: Tracks

through it. Whenever a creature with an Intelligence of 3 or higher comes within 30 feet of a water source within 1 mile of the dragon’s lair, the dragon becomes aware of the creature’s

Reduced-threat Aboleth

Monsters Tales from the Yawning Portal

by any magic that cures disease. After 1 minute, the diseased creature's skin becomes translucent and slimy, the creature can't regain hit points unless it is underwater, and the disease can be removed

becomes a conduit for the creature’s rage. The aboleth can target any number of creatures it can see in such water within 90 feet of it. A target must succeed on a DC 14 Wisdom saving throw or take

Demilich (Variant) Legacy

Monsters Monster Manual (2014)

curse on a success.The transformation into a demilich isn’t a bitter end for all liches that experience it. Made as a conscious choice, the path of the demilich becomes the next step in a dark

souls of the insolent intruders to his tomb, magically transferring them to his phylactery. Liches who follow Acererak’s path believe that by becoming free of their bodies, they can continue

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15 Strength

round. Regional Effects The region containing a legendary green dragon’s lair is warped by the dragon’s magic, which creates one or more of the following effects: Thickets form

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

vines erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15

the next round. Regional Effects The region containing a legendary green dragon’s lair is warped by the dragon’s magic, which creates one or more of the following effects: Thickets

Imix

Monsters Princes of the Apocalypse

elemental node in which Imix is present becomes vulnerable to the influence of fire. This creates the following effects: A dry, baking heat wave strikes the region within 10 miles of Imix’s

":"roll","rollAction":"Destruction Chance"} that any container of fluid held or carried by an affected creature (for example, a magic potion) is destroyed. Regional Effects The region containing an

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

effects: Dead beasts periodically animate as undead mockeries of their former selves. Skeletal and zombie versions of local wildlife are commonly seen in the area. The air becomes filled with the

Adult Amethyst Dragon

Monsters Fizban's Treasury of Dragons

creature takes 45 (10d8);{"diceNotation":"10d8", "rollType":"damage", "rollAction":"Singularity Breath", "rollDamageType":"force"} force damage, and its speed becomes 0 until the start of the dragon’s

connect the main caves to the three chambers above. Each chimney appears to continue up through the ceiling of the upper level and down through the floor of the lower level, but the dragon’s

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

creature takes 63 (14d8);{"diceNotation":"14d8", "rollType":"damage", "rollAction":"Singularity Breath", "rollDamageType":"force"} force damage, and its speed becomes 0 until the start of the dragon’s

ceiling, casting dim light in a 30-foot radius. Chimneys. Two chimneys connect the main caves to the three chambers above. Each chimney appears to continue up through the ceiling of the upper level and

Zariel

Monsters Mordenkainen Presents: Monsters of the Multiverse

allows her mortal followers to live out their lives provided they continue to hone their talents to increase their value. As a result, Zariel’s servants are universally effective, disciplined, and

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

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

":"Regional Effect Fade Time"} days, allowing plant life in the area to recover.ColdPhase (3/Day). The dragon becomes partially incorporeal for as long as it maintains concentration on the effect (as if

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

":"roll","rollAction":"Regional Effect Fade Time"} days, allowing plant life in the area to recover.ColdPhase (3/Day). The dragon becomes partially incorporeal for as long as it maintains concentration

Lorthuun

Monsters Out of the Abyss

ties), the beholder can take one lair action to cause one of the following effects: A 50-foot square area of ground within 120 feet of the beholder becomes slimy; that area is difficult terrain until

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

Slarkrethel

Monsters Storm King's Thunder

from the kraken. Creatures in the water within 60 feet of the kraken have vulnerability to lightning damage until initiative count 20 on the next round. The water in the kraken’s lair becomes

","rollDamageType":"lightning"} lightning damage on a failed save, or half as much damage on a successful one. Regional Effects The region containing a kraken’s lair is warped by the

Cradle of the Stone Scion

Monsters Bigby Presents: Glory of the Giants

palm into stone. Regional Effects The region surrounding a scion of Skoraeus is altered by the giant’s magic, creating one or more of the following effects: Abundant Stone and Minerals. Smooth

. The cradle causes the ground in a 20-foot square within 90 feet of itself to sprout crystal spikes until the start of its next turn. The area becomes difficult terrain for the duration. A creature

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