before being dark cube round

Mordenkainen's Private Sanctum

Spells Player’s Handbook

You make an area within range magically secure. The area is a Cube that can be as small as 5 feet to as large as 100 feet on each side. The spell lasts for the duration. When you cast the spell, you

area appears dark and foggy, preventing vision (including Darkvision) through it. Sensors created by Divination spells can’t appear inside the protected area or pass through the barrier at its

Web

Spells Player’s Handbook

no longer Restrained. The webs are flammable. Any 5-foot Cube of webs exposed to fire burns away in 1 round, dealing 2d4 Fire damage to any creature that starts its turn in the fire.

You conjure a mass of sticky webbing at a point within range. The webs fill a 20-foot Cube there for the duration. The webs are Difficult Terrain, and the area within them is Lightly Obscured. If

Druidcraft

Spells Player’s Handbook

location for the next 24 hours. The effect might manifest as a golden orb for clear skies, a cloud for rain, falling snowflakes for snow, and so on. This effect persists for 1 round. Bloom. You

an animal, or the faint odor of skunk. The effect must fit in a 5-foot Cube. Fire Play. You light or snuff out a candle, a torch, or a campfire.

Summon Fey

Spells Player’s Handbook

number of Fey Blade attacks equal to half this spell’s level (round down). Fey Blade. Melee Attack Roll: Bonus equals your spell attack modifier, reach 5 ft. Hit: 2d6 + 3 + the spell’s level

10 feet of itself. Failure: The target is Charmed by you and the spirit for 1 minute or until the target takes any damage. Tricksy. The spirit fills a 10-foot Cube within 5 feet of it with magical Darkness, which lasts until the end of its next turn.

Control Water

Spells Player’s Handbook

Until the spell ends, you control any water inside an area you choose that is a Cube up to 100 feet on a side, using one of the following effects. As a Magic action on your later turns, you can

separated water forms a wall to either side. The trench remains until the spell ends or you choose a different effect. The water then slowly fills in the trench over the course of the next round until

Private Sanctum Legacy

Spells Basic Rules (2014)

You make an area within range magically secure. The area is a cube that can be as small as 5 feet to as large as 100 feet on each side. The spell lasts for the duration or until you use an action to

warded area. The barrier of the warded area appears dark and foggy, preventing vision (including darkvision) through it. Sensors created by divination spells can't appear inside the protected area or

Mordenkainen's Private Sanctum Legacy

Spells Player’s Handbook (2014)

You make an area within range magically secure. The area is a cube that can be as small as 5 feet to as large as 100 feet on each side. The spell lasts for the duration or until you use an action to

warded area. The barrier of the warded area appears dark and foggy, preventing vision (including darkvision) through it. Sensors created by divination spells can't appear inside the protected area or

Death Tyrant Legacy

Monsters Monster Manual (2014)

the target is a Huge or larger object or creation of magical force, this ray disintegrates a 10-foot cube of it. Death Ray. The targeted creature must succeed on a DC 17 Dexterity saving throw or

cube within 120 feet of the tyrant is filled with spectral eyes and tentacles. To creatures other than the death tyrant, that area is lightly obscured and difficult terrain until initiative count 20 on

Druidcraft Legacy

Spells Basic Rules (2014)

the next 24 hours. The effect might manifest as a golden orb for clear skies, a cloud for rain, falling snowflakes for snow, and so on. This effect persists for 1 round. You instantly make a flower

effect must fit in a 5-foot cube. You instantly light or snuff out a candle, a torch, or a small campfire.

Web Legacy

Spells Basic Rules (2014)

spell save DC. If it succeeds, it is no longer restrained. The webs are flammable. Any 5-foot cube of webs exposed to fire burns away in 1 round, dealing 2d4 fire damage to any creature that starts its turn in the fire.

You conjure a mass of thick, sticky webbing at a point of your choice within range. The webs fill a 20-foot cube from that point for the duration. The webs are difficult terrain and lightly obscure

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

. Furthermore, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in contact with the wall, taking 18 (4d8);{"diceNotation":"4d8","rollType":"damage

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

Ki-rin Legacy

Monsters Volo's Guide to Monsters

, pillows, rope, blankets, and clothing — to fill a cube 20 feet on a side. The second version permanently creates enough objects made of wood, or similarly hard plant-based material, to fill a cube

10 feet on a side. The third version creates enough objects made of stone or metal to fill a cube 2 feet on a side, but any materials created in this way last for only 1 hour. Regional Effects The ki

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in contact with the wall, taking 18 (4d8);{"diceNotation":"4d8","rollType":"damage

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

Juvenile Kraken

Monsters Ghosts of Saltmarsh

the kraken’s next turn.Hidden in a deep, dark underwater pit near the Styes, this creature bears the mark of the dark god Tharizdun’s madness. Becoming more independent every day, it

dreams of freeing itself from its aboleth tenders and wreaking its own foul will upon the seas.A Kraken’s Lair A kraken lives in dark depths, usually a sunken rift or a cavern filled with detritus

Claugiyliamatar (possessed)

Monsters Divine Contention

exhales dark energy in a 90--foot cone. Each creature in that area must make a DC 22 Constitution saving throw, taking 77 (22d6);{"diceNotation":"22d6","rollType":"damage","rollAction":"Necrotic

foot a creature travels through the wall, it must spend 4 feet of movement. Furthermore, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in

Diderius

Monsters Tyranny of Dragons

on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round

’s temple or tomb is warped in any of the following ways by the creature’s dark presence: Food instantly molders and water instantly evaporates when brought into the lair. Other nonmagical

Mummy Lord Legacy

Monsters Basic Rules (2014)

undead creature in the lair can pinpoint the location of each living creature within 120 feet of it until initiative count 20 on the next round. Each undead in the lair has advantage on saving throws

against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round, any non-undead creature that tries to cast a spell of 4th level or lower in

Valin Sarnaster

Monsters Candlekeep Mysteries

as the immortal heir of Savras’s realm. The Canopic Being came into her possession years ago, and an obsession with the dark rituals therein set the oracle on her present course. Valin has

on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round

Beholder Legacy

Monsters Monster Manual (2014)

object or creation of magical force, this ray disintegrates a 10-foot cube of it. Death Ray. The targeted creature must succeed on a DC 16 Dexterity saving throw or take 55 (10d10);{"diceNotation

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

Brigganock

Monsters The Wild Beyond the Witchlight

brigganock, or any object being worn or carried by another creature, and the activity must take place within a 10-foot cube. For example, the brigganock could use this action to rapidly carve a

brigganock see in the dark. Brigganocks have minor spellcasting abilities that help them survive. They also have the ability to manipulate time, allowing them to accomplish hour-long tasks in a matter of

Phantasmal Force Legacy

Spells Player’s Handbook (2014)

, creature, or other visible phenomenon of your choice that is no larger than a 10-foot cube and that is perceivable only to the target for the duration. This spell has no effect on undead or constructs

. Similarly, a phantasm created to appear as fire, a pool of acid, or lava can burn the target. Each round on your turn, the phantasm can deal 1d6 psychic damage to the target if it is in the phantasm

Rezmir

Monsters Tyranny of Dragons

, Rezmir can deal an extra 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Dark Advantage"} damage when she hits with a weapon attack, provided Rezmir has advantage on the attack roll

once or spreading them over the round. A legendary action can be taken only at the start or end of a turn. Rezmir has the following legendary action options, some of which expend more than one action

Ki-rin

Monsters Mordenkainen Presents: Monsters of the Multiverse

made of soft, plant-based material—including manufactured objects like pillows, rope, blankets, and clothing—that can collectively fill no more than a 20-foot cube. The objects materialize

can collectively fill no more than a 2-foot cube. The objects materialize 1 minute later in unoccupied spaces of the ki-rin’s choice on the floor of the lair, and the objects vanish after 1 hour

Kraken Legacy

Monsters Basic Rules (2014)

current disperses the cloud, which otherwise disappears at the end of the kraken's next turn.A Kraken’s Lair A kraken lives in dark depths, usually a sunken rift or a cavern filled with

is pushed 10 feet away 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

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

living creature within 120 feet of it until initiative count 20 on the next round. Each undead in the lair has advantage on saving throws against effects that turn undead until initiative count 20 on the

next round. Until initiative count 20 on the next round, any non-undead creature that tries to cast a spell of 4th level or lower in the mummy lord’s lair is wracked with pain. The creature

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

antimagic field fills the space of the target, moving with it until initiative count 20 on the next round. The demilich targets any number of creatures it can see within 30 feet of it. No target can regain

Claugiyliamatar

Monsters Storm King's Thunder

wall, it must spend 4 feet of movement. Furthermore, a creature in the wall’s space must make a DC 15 Dexterity saving throw once each round it’s in contact with the wall, taking 18 (4d8

charmed by the dragon until initiative count 20 on the next round. Regional Effects The region containing a legendary green dragon’s lair is warped by the dragon’s magic, which creates one

Control Water Legacy

Spells Basic Rules (2014)

Until the spell ends, you control any freestanding water inside an area you choose that is a cube up to 100 feet on a side. You can choose from any of the following effects when you cast this spell

spell ends or you choose a different effect. The water then slowly fills in the trench over the course of the next round until the normal water level is restored. Redirect Flow. You cause flowing water

Arasta

Monsters Mythic Odysseys of Theros

":"recharge","rollAction":"Web of Hair"}. Arasta unleashes her hair in the form of webbing that fills a 30-foot cube next to her. The web is difficult terrain, its area is lightly obscured, and it lasts for 1

5-foot cube of the web is destroyed if it takes at least 20 fire damage from a spell or other magical source on a single turn.Arasta can take 3 legendary actions, choosing from the options below

Artus Cimber

Monsters Tomb of Annihilation

additional 20 feet, or make the gem go dark. Turn the dagger into a compass that, while resting on Artus’s palm, points north. Cast dimension door from the dagger. Once this property is used

charges). The ice object can’t have any moving parts, must be able to fit inside a 10-foot cube, and has the density and durability of metal or stone (Artus’s choice). The ice creature

Thessalkraken

Monsters Infernal Machine Rebuild

acid.A Thessalkraken’s Lair A thessalkraken lives in the dark depths, usually a sunken rift or a cavern filled with detritus, treasure, and the remains of sacrificial victims. Lair Actions On

the thessalkraken. Creatures in the water within 60 feet of the thessalkraken have vulnerability to acid damage until initiative count 20 on the next round. The alluring gleam of treasure beneath

Slarkrethel

Monsters Storm King's Thunder

cloud, which otherwise disappears at the end of the kraken's next turn.A Kraken’s Lair A kraken lives in dark depths, usually a sunken rift or a cavern filled with detritus, treasure, and

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

Strahd von Zarovich

Monsters Curse of Strahd

(Costs 2 Actions). Strahd makes one bite attack.With his mind sharp and his heart dark, Strahd von Zarovich is a formidable foe. Courage and lives beyond measure have been lost to him. Reread chapter 1

incapacitated. On initiative count 20 (losing initiative ties), Strahd can take one of the following lair action options, or forgo using any of them in that round: Until initiative count 20 of the next round

Web

Compendium - Sources->Dungeons & Dragons->Player's Handbook (2014)

webs are flammable. Any 5-foot cube of webs exposed to fire burns away in 1 round, dealing 2d4 fire damage to any creature that starts its turn in the fire.

of your choice within range. The webs fill a 20-foot cube from that point for the duration. The webs are difficult terrain and lightly obscure their area. If the webs aren’t anchored between two solid

Adjudicating Areas of Effect

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

Targets Cone Size ÷ 10 (round up) Cube or square Size ÷ 5 (round up) Cylinder Radius ÷ 5 (round up) Line Length ÷ 30 (round up) Sphere or circle Radius ÷ 5 (round up) For example, if a wizard directs

D&D Beyond

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