before breathing diffusing cube region

Octopus

Monsters Monster Manual

Compression. The octopus can move through a space as narrow as 1 inch without expending extra movement to do so. Water Breathing. The octopus can breathe only underwater.Tentacles. Melee Attack Roll

while underwater. Response: The octopus releases ink that fills a 5-foot Cube centered on itself, and the octopus moves up to its Swim Speed. The Cube is Heavily Obscured for 1 minute or until a strong current or similar effect disperses the ink.

Giant Octopus

Monsters Monster Manual

Water Breathing. The octopus can breathe only underwater. It can hold its breath for 1 hour outside water.Tentacles. Melee Attack Roll: +5;{"diceNotation":"1d20+5", "rollType":"to hit", "rollAction

while underwater. Response: The octopus releases ink that fills a 10-foot Cube centered on itself, and the octopus moves up to its Swim Speed. The Cube is Heavily Obscured for 1 minute or until a strong current or similar effect disperses the ink.

Giant Squid

Monsters Monster Manual

Water Breathing. The squid can breathe only underwater.Multiattack. The squid makes one Bite attack and one Tentacle attack. Bite. Melee Attack Roll: +9;{"diceNotation":"1d20+9", "rollType":"to hit

straight toward itself.Ink Cloud (1/Day). Trigger: The squid takes damage while underwater. Response: The squid releases ink that fills a 15-foot Cube centered on itself, and the squid moves up to its Swim

Death Tyrant

Monsters Monster Manual

", "rollAction":"Disintegration Ray", "rollDamageType":"Force"} Force damage. If the target is a nonmagical object or a creation of magical force, a 10-foot Cube of it disintegrates into dust. Success

region containing a death tyrant’s lair is warped by its presence, creating the following effects: Negative Energy Suffusion. Whenever a creature within 1 mile of the lair regains Hit Points from

Beholder

Monsters Monster Manual

":"Disintegration Ray", "rollDamageType":"Force"} Force damage. If the target is a nonmagical object or a creation of magical force, a 10- foot Cube of it disintegrates into dust. Success: Half damage. Failure

in the Underdark or in lairs created for them by their servants. The region containing a beholder’s lair is twisted by its presence, creating the following effects: Scopophobia. Creatures

Wave Legacy

Magic Items Dungeon Master’s Guide (2014)

equal to half its hit point maximum. The weapon also functions as a trident of fish command and a weapon of warning. It can confer the benefit of a cap of water breathing while you hold it, and you can

use it as a cube of force by choosing the effect, instead of pressing cube sides to select it. Sentience Wave is a sentient weapon of neutral alignment, with an Intelligence of 14, a Wisdom of 10

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

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

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

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

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

);{"diceNotation":"1d6","rollType":"damage","rollAction":"Thicket","rollDamageType":"piercing"} piercing damage from thorns.Each 10-foot-cube of thickets has AC 5, 30 hit points, resistance to bludgeoning and

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

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

);{"diceNotation":"1d6","rollType":"damage","rollAction":"Thickets","rollDamageType":"piercing"} piercing damage from thorns.Each 10-foot-cube of thickets has AC 5, 30 hit points, resistance to bludgeoning

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

rounds in a row. Regional Effects A region containing a beholder’s lair is warped by the creature’s unnatural presence, which creates one or more of the following effects: Creatures

Geryon Legacy

Monsters Mordenkainen’s Tome of Foes

from the ground at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving

banishment spell. Regional Effects. The region containing Geryon's lair is warped by his magic, creating one or more of the following effects: Intelligent creatures within 1 mile of the lair frequently

Geryon (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw or take 28 (8d6

itself if it deals any damage to one or more of its allies. Geryon casts the banishment spell. Regional Effects. The region containing Geryon's lair is warped by his magic, creating one or more of the

Ambitious Assassin

Monsters The Book of Many Things

, filling a 10-foot cube within 5 feet of the assassin. Each creature of the assassin’s choice in that area takes 9 (2d8);{"diceNotation":"2d8", "rollType":"damage", "rollAction":"Vanishing Escape

)","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

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

Claugiyliamatar

Monsters Storm King's Thunder

fly up to half its flying speed.A small wooded region near Westbridge hides many old dwarven ruins and the extensive underground city known as Southkrypt. For centuries, Kryptgarden Forest has been the

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

Claugiyliamatar (possessed)

Monsters Divine Contention

the crest that begins near its eyes and continues down its spine, reaching full height just behind the skull. A small wooded region near Westbridge hides many old dwarven ruins and the extensive

. 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 labyrinthine

Dyrrn

Monsters Eberron: Rising from the Last War

horrid site shaped from the leftover flesh and bones of the daelkyr’s sculpting. The walls of the palace undulate as air flows through them, as if the space were breathing. Lair Actions. While

Effects A region containing a passage to Dyrrn’s lair is warped in one or more of these ways: Plants and animals raised within 2 mile of the passage have twisted, aberrant forms. Use the

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

ground at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw

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

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw or take

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

Ancient Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

Spellcasting Age Spell Save DC Spells Known Ancient Deep Dragon;Ancient 19 command, dissonant whispers, faerie fire, passwall, water breathing Deep Dragon Adventures The

dragon fills a 20-foot cube it can see within 120 feet of itself with toxic spores. Each creature in that area must succeed on a DC 15 Constitution saving throw or take 14 (4d6);{"diceNotation":"4d6

Adult Deep Dragon Legacy

Monsters Fizban's Treasury of Dragons

Spellcasting Age Spell Save DC Spells Known Adult Deep Dragon;Adult 16 command, dissonant whispers, faerie fire, water breathing Deep Dragon Adventures The Deep Dragon

. Toxic Spores. The dragon fills a 20-foot cube it can see within 120 feet of itself with toxic spores. Each creature in that area must succeed on a DC 15 Constitution saving throw or take 14 (4d6

Wave

Compendium - Sources->Dungeons & Dragons->Locathah Rising

cap of water breathing while you hold it, and you can use it as a cube of force by choosing the effect, instead of pressing cube sides to select it. Sentience. Wave is a sentient weapon of neutral

and your companions within range if any of you are sleeping naturally when combat begins. Cap of Water Breathing While wearing this cap underwater, you can speak its command word as an action to create

Oozes

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Morte’s Planar Parade

destroying the cube. 3 A bog in a region influenced by Carceri is swamped with countless black puddings. The characters are hired to recover a lost relic from the bottom of the bog. 4 A chef in the

gelatinous cube influenced by Gehenna floats a gigantic fiendish skull. Numerous Fiends revere the cube and interpret depraved schemes and threatening orders from its quivering. A Celestial seeks aid in

Wave

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

of warning. It can confer the benefit of a cap of water breathing while you hold it, and you can use it as a cube of force by choosing the effect, instead of pressing cube sides to select it

Xaos

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Sigil and the Outlands

only as stable as the thoughts that bind it. Xaos lies in a region of extreme climates and varied terrain—rugged mountains, muddy swamps, balmy coasts, and barren dunes. The town’s fragile structures

. Robson Michel Three modrons prepare to enter the Cube, a mechanical outpost corrupted by the disorder of Xaos Gate The gate to Limbo shifts with the town, changing shape and location at indeterminate

Forest Crystal Magic

Compendium - Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants

Forest Crystal Magic The Forest Crystal extends a powerful magical shroud covering the surrounding region. The land surrounding the crystal within a radius of 5 miles is transformed into lush forest

targeting an area of the forest ends the effect in a 20-foot cube for 1 hour if the caster succeeds on a DC 20 ability check using the caster’s spellcasting ability. The affected area reverts to a fetid

A Deep Dragon's Lair

Compendium - Sources->Dungeons & Dragons->Fizban's Treasury of Dragons

, and walls of the lair become difficult terrain until initiative count 20 on the next round. Toxic Spores. The dragon fills a 20-foot cube it can see within 120 feet of itself with toxic spores. Each

creature in that area must succeed on a DC 15 Constitution saving throw or take 14 (4d6) poison damage and be poisoned until the end of its next turn. Regional Effects The region surrounding a

Geographic Features

Compendium - Sources->Dungeons & Dragons->Ghosts of Saltmarsh

Geographic Features The lands around Saltmarsh are filled with peril, since much of the region is untamed wilderness. Even though the Kingdom of Keoland has grand ambitions, its focus in the south

an 18 or higher, the characters have an encounter at some point during the day or night (equal chance of each). The nature of the encounter depends on which region of the forest the characters are

Arcana Tables

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

against Detection and Location 02 Baba Yaga’s Dancing Broom 03–05 Bag of Holding 06–07 Bag of Tricks 08 Brooch of Shielding 09 Broom of Flying 10 Cap of Water Breathing 11 Circlet of Blasting 12–13

) 54–55 Potion of Growth 56–57 Potion of Poison 58–59 Potion of Resistance 60–61 Potion of Water Breathing 62 Quaal’s Feather Token (anchor, fan, or tree) 63 Ring of Mind Shielding 64–65 Robe of Useful

Tamarack Stand Encounters

Compendium - Sources->Dungeons & Dragons->Heroes of the Borderlands

Tamarack Stand Encounters Each time the characters explore this region, roll once on the Tamarack Stand Encounters table to determine what the characters encounter. Tamarack Stand Encounters 1d4

starts their turn in the web. Giant Webs. The giant spiders have woven a 20-foot Cube of thick, sticky webs between the trees to snare prey. The webs are Difficult Terrain, and the area within them is

Xabazhut's Lair

Compendium - Sources->Dungeons & Dragons->Dragon Delves

Xabazhut’s lair and holds his hoard, plundered from the towns of the Paradise Mountains region. Xabazhut is a Young Red Dragon who wants to burn the area and grow his hoard, as his predecessor did. He

) Ancient lyre whose arms are capped with dragon heads made of gold (worth 250 GP) Jade orb (worth 100 GP) engraved in Infernal with the name of Nessus Cube of Summoning Instrument of the Bards (Doss lute) Silvered Weapon (Spear)

Ki-rin

Compendium - Sources->Dungeons & Dragons->Volo's Guide to Monsters

, 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-rin’s

Mount Ironrot Encounters

Compendium - Sources->Dungeons & Dragons->Vecna: Eve of Ruin

pilgrims regard the Docents as sacred. Regardless of these facts, the veteran insists that these treasures rightfully belong to “living, breathing Cyrans.” If the characters agree to help the Turquoise

the region for a suitable colossus to turn into a new outpost, but they’ll happily make time to slay a few people in their way. The scouting party includes two blade scouts and one blade lieutenant (see

D&D Beyond

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