breathe before device cube remains

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

Iron Flask

Magic Items Dungeon Master’s Guide

on the save. Once trapped, a creature remains in the flask until released. The flask can hold only one creature at a time. A creature trapped in the flask doesn’t age and doesn’t need to

breathe, eat, or drink. You can take a Magic action to remove the flask’s stopper and release the creature in the flask. The creature then obeys your commands for 1 hour, understanding those

Programmed Illusion

Spells Player’s Handbook

larger than a 30-foot Cube, and you decide when you cast the spell how the illusion behaves and what sounds it makes. This scripted performance can last up to 5 minutes. When the trigger you specify

occurs, the illusion springs into existence and performs in the manner you described. Once the illusion finishes performing, it disappears and remains dormant for 10 minutes, after which the illusion

Mordenkainen's Magnificent Mansion

Spells Player’s Handbook

cast the spell can enter the extradimensional dwelling as long as the door remains open. You can open or close it (no action required) if you are within 30 feet of it. While closed, the door is

can’t exceed 50 contiguous 10-foot Cube;Cubes. The place is furnished and decorated as you choose. It contains sufficient food to serve a nine-course banquet for up to 100 people. Furnishings

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

Huge or smaller vehicles struck by the wave have a 25 percent chance of capsizing. The water level remains elevated until the spell ends or you choose a different effect. If this effect produced a wave

Hat of Many Spells

Magic Items Dungeon Master’s Guide

just happened. 56–60 A harmless swarm of butterflies fills a 10-foot Cube within 30 feet of yourself. The swarm disperses after 1 minute. 61–65 You pull a nonmagical object

, and attacks you. 91–95 A vertical, 10-foot-diameter, two-way portal to another plane of existence opens in an unoccupied space within 30 feet of you and remains open until the end of your

Mobility Wonder

Magic Items Forgotten Realms: Adventures in Faerûn

into a personal transport device and remains active for 24 hours. While active, the mobility wonder increases your Speed to 30 feet. Other creatures can’t remove your mobility wonder from you unless you allow it.

Mechanical Wonder

Magic Items Forgotten Realms: Adventures in Faerûn

mobility wonder transforms into a personal transport device and remains active for 24 hours. While active, the mobility wonder increases your Speed to 30 feet. Other creatures can’t remove your mobility wonder from you unless you allow it.

Utilize action each turn. Once wound, a Mechanical Wonder remains activated for the duration specified in the wonder's description below. Domestic Wonder (Uncommon). This bipedal wonder is designed to

Mechanical Wonder

Magic Items Forgotten Realms: Heroes of Faerûn

Utilize action each turn. Once wound, a Mechanical Wonder remains activated for the duration specified in the wonder’s description below. Domestic Wonder (Uncommon). This bipedal wonder is

propeller atop it. Its midsection is open on two sides. Once wound, the gyrocopter wonder remains active for 8 hours. While active, the gyrocopter can be used as a vehicle; it requires one pilot

Horizon Puzzle Cube

Magic Items Bigby Presents: Glory of the Giants

Horizon’s Edge, but a device somewhere in the demiplane allows a cube to function in reverse while the cube is fitted into it.

A Horizon puzzle cube is an 8-inch magical cube made of gold, iron, crystal, and copper, and it is worth 5,000 gp to a sage or collector. A functioning puzzle cube can be solved with 30 minutes of

Gelatinous Cube Legacy

Monsters Basic Rules (2014)

Ooze Cube. The cube takes up its entire space. Other creatures can enter the space, but a creature that does so is subjected to the cube's Engulf and has disadvantage on the saving throw. Creatures

inside the cube can be seen but have total cover. A creature within 5 feet of the cube can take an action to pull a creature or object out of the cube. Doing so requires a successful DC 12 Strength

Zikran

Monsters Candlekeep Mysteries

Amphibious. Zikran can breathe air and water. Magic Resistance. Zikran has advantage on saving throws against spells and other magical effects. Spellcasting. Zikran is an 18th-level

device that controls the elemental cannon. This device, shown in the accompanying illustration, looks like a metal rod with a tip shaped like a bird’s head.Elemental Cannon. On initiative count 20

Glabbagool

Monsters Out of the Abyss

Ooze Cube. The cube takes up its entire space. Other creatures can enter the space, but a creature that does so is subjected to the cube's Engulf and has disadvantage on the saving throw. Creatures

inside the cube can be seen but have total cover. A creature within 5 feet of the cube can take an action to pull a creature or object out of the cube. Doing so requires a successful DC 12 Strength

Gelatinous Cube (Giant Ooze variant)

Monsters Waterdeep: Dungeon of the Mad Mage

Ooze Cube. The cube takes up its entire space. Other creatures can enter the space, but a creature that does so is subjected to the cube's Engulf and has disadvantage on the saving throw. Creatures

inside the cube can be seen but have total cover. A creature within 5 feet of the cube can take an action to pull a creature or object out of the cube. Doing so requires a successful DC 12 Strength

Nereid

Monsters Tales from the Yawning Portal

Amphibious. The nereid can breathe air and water. Aquatic Invisibility. If immersed in water, the nereid can make itself invisible as a bonus action. It remains invisible until it leaves the water

spellcasting ability for it is Charisma. This use of the spell has a range of 30 feet and can affect a cube of water no larger than 30 feet on a side. Speak with Animals. The nereid can comprehend and

Cube of Force Legacy

Magic Items Basic Rules (2014)

This cube is about an inch across. Each face has a distinct marking on it that can be pressed. The cube starts with 36 charges, and it regains 1d20 expended charges daily at dawn. You can use an

action to press one of the cube's faces, expending a number of charges based on the chosen face, as shown in the Cube of Force Faces table. Each face has a different effect. If the cube has insufficient

Gnome Ceremorph

Monsters Icewind Dale: Rime of the Frostmaiden

simply a facet of how their minds work. When the process is warped only slightly, the mind flayer remains gnome-sized and is called a gnome ceremorph. It retains its knowledge of the Gnomish language

ceremorph often carries a home-built device that functions as a laser pistol (see “Firearms” in the Dungeon Master’s Guide). This weapon is powered by an energy cell, which enables

Drow Shadowblade Legacy

Monsters Mordenkainen’s Tome of Foes

unoccupied 5-foot cube within 5 feet of the target with magical darkness, which remains for 1 minute. Hand Crossbow. Ranged Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to hit

drow makes two attacks with its shadow sword. If either attack hits and the target is within 10 feet of a 5-foot cube of darkness created by the shadow sword on a previous turn, the drow can dismiss

Daern's Instant Fortress Legacy

Magic Items Dungeon Master’s Guide (2014)

You can use an action to place this 1-inch metal cube on the ground and speak its command word. The cube rapidly grows into a fortress that remains until you use an action to speak the command word

Maw Demon

Monsters Mordenkainen Presents: Monsters of the Multiverse

","rollAction":"Bite","rollDamageType":"piercing"} piercing damage. Disgorge (Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Disgorge"}. The demon vomits in a 15-foot cube. Each creature

of oddities in addition to the remains of their recent prey. You may choose one or more items appropriate for your campaign for a maw demon to contain, or roll on the Maw Demon’s Stomach

Drow Shadowblade (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

unoccupied 5-foot cube within 5 feet of the target with magical darkness, which remains for 1 minute. Hand Crossbow. Ranged Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to hit","rollAction

drow makes two attacks with its shadow sword. If either attack hits and the target is within 10 feet of a 5-foot cube of darkness created by the shadow sword on a previous turn, the drow can dismiss

Instant Fortress Legacy

Magic Items Basic Rules (2014)

You can use an action to place this 1-inch metal cube on the ground and speak its command word. The cube rapidly grows into a fortress that remains until you use an action to speak the command word

Avi

Monsters Waterdeep: Dragon Heist

): lesser restoration, spiritual weapon 3rd level (2 slots): dispel magic, spirit guardians Reach to the Wave. At will, Avi can control the flow and shape of water in a 5-foot cube, or cause the water to

freeze for up to 1 hour. He can breathe air and water.Mace. Melee Weapon Attack: +2;{"diceNotation":"1d20+2","rollType":"to hit","rollAction":"Mace"} to hit, reach 5 ft., one target. Hit: 3 (1d6

Kalka-Kylla

Monsters Tales from the Yawning Portal

Amphibious. Kalka-Kylla can breathe air and water. False Appearance. While Kalka-Kylla remains motionless and hidden in its shell, it is indistinguishable from a polished boulder. Shell. Kalka-Kylla

Cloaker Legacy

Monsters Basic Rules (2014)

Damage Transfer. While attached to a creature, the cloaker takes only half the damage dealt to it (rounded down), and that creature takes the other half. False Appearance. While the cloaker remains

Large or smaller, the cloaker attaches to it. If the cloaker has advantage against the target, the cloaker attaches to the target's head, and the target is blinded and unable to breathe while the cloaker

Hulking Crab

Monsters Storm King's Thunder

Amphibious. The crab can breathe air and water. Shell Camouflage. While the crab remains motionless with its eyestalks and pincers tucked close to its body, it resembles a natural formation or a

Slithering Tracker Legacy

Monsters Volo's Guide to Monsters

takes only half the damage dealt to it, and the creature it is grappling takes the other half. False Appearance. While the slithering tracker remains motionless, it is indistinguishable from a puddle

a DC 13 Dexterity saving throw or be grappled (escape DC 13). Until this grapple ends, the target is restrained and unable to breathe unless it can breathe water. In addition, the grappled target

Darkmantle Legacy

Monsters Basic Rules (2014)

Echolocation. The darkmantle can’t use its blindsight while deafened. False Appearance. While the darkmantle remains motionless, it is indistinguishable from a cave formation such as a

the attack roll, it attaches by engulfing the target’s head, and the target is also blinded and unable to breathe while the darkmantle is attached in this way. While attached to the target, the

Animated Armor Detention Drone

Monsters The Book of Many Things

’s spell save DC or fall unconscious for 1 minute. False Appearance. While the drone remains motionless, it is indistinguishable from a normal suit of armor.Multiattack. The drone makes two melee

must succeed on a DC 15 Constitution saving throw or be encased in the orb, which expands to a size just large enough to contain the creature. While encased, the creature doesn’t need to breathe

Hook of Fisher's Delight

Magic Items Icewind Dale: Rime of the Frostmaiden

-foot cube. At the end of each uninterrupted hour of immersion, roll a d6. On a 6, a floppy, 6-inch-long magical fish appears on the end of the hook. The color and properties of the conjured fish are

wings, follows you around, and sings a beautiful tune in Aquan. It disappears after 2d4 hours or when reduced to 0 hit points. The fish uses the quipper stat block, except that it can breathe air and has

Kelpie

Monsters Tales from the Yawning Portal

Amphibious. The kelpie can breathe air and water. Seaweed Shape. The kelpie can use its action to reshape its body into the form of a humanoid or beast that is Small, Medium, or Large. Its

kelpie returns to its true form if it takes a bonus action to do so or if it dies. False Appearance. While the kelpie remains motionless in its true form, it is indistinguishable from normal

Web Legacy

Spells Basic Rules (2014)

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

. On a failed save, the creature is restrained as long as it remains in the webs or until it breaks free. A creature restrained by the webs can use its action to make a Strength check against your

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

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