both before deafened cone remains

Horn of Blasting

Magic Items Dungeon Master’s Guide

failed save, a creature takes 5d8 Thunder damage and has the Deafened condition for 1 minute. On a successful save, a creature takes half as much damage only. Glass or crystal objects in the Cone

You can take a Magic action to blow the horn, which emits a thunderous blast in a 30-foot Cone that is audible out to 600 feet. Each creature in the Cone makes a DC 15 Constitution saving throw. On a

Ancient Bronze Dragon

Monsters Monster Manual

breath", "rollDamageType":"Lightning"} Lightning damage. Success: Half damage. Repulsion Breath. Strength Saving Throw: DC 23, each creature in a 30-foot Cone. Failure: The target is pushed up to 60 feet

);{"diceNotation":"3d8", "rollType":"damage", "rollAction":"thunderclap", "rollDamageType":"Thunder"} Thunder damage, and the target has the Deafened condition until the end of its next turn.Lightning

Haunting Revenant

Monsters Monster Manual

dies, it revives 24 hours later unless Dispel Evil and Good is cast on its remains. If it revives, it animates another Gargantuan object or structure elsewhere on the same plane of existence; it now

);{"diceNotation":"5d8+5", "rollType":"damage", "rollAction":"Object Slam", "rollDamageType":"Bludgeoning"} Bludgeoning damage. Invitation. Charisma Saving Throw: DC 17, each creature in a 60-foot Cone

Adult Bronze Dragon

Monsters Monster Manual

Breath", "rollDamageType":"Lightning"} Lightning damage. Success: Half damage. Repulsion Breath. Strength Saving Throw: DC 19, each creature in a 30-foot Cone. Failure: The target is pushed up to 60 feet

", "rollType":"damage", "rollAction":"Thunderclap", "rollDamageType":"Thunder"} Thunder damage, and the target has the Deafened condition until the end of its next turn.Lightning

Tarrasque

Monsters Monster Manual

", "rollAction":"Thunderous Bellow"}. Constitution Saving Throw: DC 27, each creature and each object that isn’t being worn or carried in a 150-foot Cone. Failure: 78 (12d12);{"diceNotation":"12d12

", "rollType":"damage", "rollAction":"Thunderous Bellow", "rollDamageType":"Thunder"} Thunder damage, and the target has the Deafened and Frightened conditions until the end of its next turn. Success

Elemental Cataclysm

Monsters Monster Manual

: Half damage. Failure or Success: The target starts burning.2: Freezing Waves. Strength Saving Throw: DC 23, each creature in a 90-foot Cone. Failure: 22 (5d8);{"diceNotation":"5d8", "rollType":"damage

cloud have the Blinded and Deafened conditions and can’t cast spells with a Verbal component. Dexterity Saving Throw: DC 23, each creature that enters the cloud for the first time on a turn or

Sammaster (Dracolich Form)

Monsters Forgotten Realms: Adventures in Faerûn

"}. Constitution Saving Throw: DC 20, each creature in a 90-foot Cone. Failure: 52 (8d12) Acid;{"diceNotation":"8d12", "rollType":"damage", "rollAction":"Corroding Breath (Acid)", "rollDamageType":"Acid

circle of the Cult of the Dragon, from whom he commands obedience. Sammaster rarely remains in one place for long, as he thinks no one can oversee the Cult of the Dragon activities across the Realms as

Sammaster (Lich Form)

Monsters Forgotten Realms: Adventures in Faerûn

following spells, requiring no Material components and using Intelligence as the spellcasting ability (spell save DC 21): At Will: Cone of Cold, Detect Magic, Dispel Magic, Invisibility, Mage Hand

the Dragon, from whom he commands obedience. Sammaster rarely remains in one place for long, as he thinks no one can oversee the Cult of the Dragon activities across the Realms as efficiently as he

Horn of Blasting Legacy

Magic Items Basic Rules (2014)

You can use an action to speak the horn's command word and then blow the horn, which emits a thunderous blast in a 30-foot cone that is audible 600 feet away. Each creature in the cone must make a DC

15 Constitution saving throw. On a failed save, a creature takes 5d6 thunder damage and is deafened for 1 minute. On a successful save, a creature takes half as much damage and isn't deafened

Hollyphant

Monsters Baldur’s Gate: Descent into Avernus

","rollDamageType":"thunder"} thunder damage and is deafened for 1 minute. On a successful save, a creature takes half as much damage and isn't deafened. Nonmagical objects in the cone that aren't being held

, creating a trumpet sound that can be heard out to a range of 600 feet. The trumpet also creates a 30-foot cone of energy that has one of the following effects, chosen by the hollyphant: Trumpet of Blasting

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

Reduced-threat Darkmantle

Monsters Tales from the Yawning Portal

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 stalactite or

Ice Mephit (Summoner Variant) Legacy

Monsters Monster Manual (2014)

":"damage","rollAction":"Death Burst","rollDamageType":"slashing"} slashing damage on a failed save, or half as much damage on a successful one. False Appearance. While the mephit remains motionless, it

);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Frost Breath"}. The mephit exhales a 15- foot cone of cold air. Each creature in that area must succeed on a DC 10 Dexterity saving throw

Magma Mephit (Summoner Variant) Legacy

Monsters Monster Manual (2014)

","rollAction":"Death Burst","rollDamageType":"fire"} fire damage on a failed save, or half as much damage on a successful one. False Appearance. While the mephit remains motionless, it is

(Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Fire Breath"}. The mephit exhales a 15-foot cone of fire. Each creature in that area must make a DC 11 Dexterity saving throw, taking

Magma Mephit Legacy

Monsters Basic Rules (2014)

","rollAction":"Death Burst","rollDamageType":"fire"} fire damage on a failed save, or half as much damage on a successful one. False Appearance. While the mephit remains motionless, it is

(Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Fire Breath"}. The mephit exhales a 15-foot cone of fire. Each creature in that area must make a DC 11 Dexterity saving throw, taking

Dust Mephit (Summoner Variant) Legacy

Monsters Monster Manual (2014)

Breath"}. The mephit exhales a 15- foot cone of blinding dust. Each creature in that area must succeed on a DC 10 Dexterity saving throw or be blinded for 1 minute. A creature can repeat the saving

, acts as an ally of its summoner, and can’t summon other mephits. It remains for 1 minute, until it or its summoner dies, or until its summoner dismisses it as an action.PoisonFire

Smoke Mephit (Summoner Variant) Legacy

Monsters Monster Manual (2014)

","rollDamageType":"slashing"} slashing damage. Cinder Breath (Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Cinder Breath"}. The mephit exhales a 15-foot cone of smoldering ash. Each

unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other mephits. It remains for 1 minute, until it or its summoner dies, or until its summoner dismisses it as an action.Fire, Poison

Ice Mephit Legacy

Monsters Basic Rules (2014)

":"damage","rollAction":"Death Burst","rollDamageType":"slashing"} slashing damage on a failed save, or half as much damage on a successful one. False Appearance. While the mephit remains motionless, it

);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Frost Breath"}. The mephit exhales a 15- foot cone of cold air. Each creature in that area must succeed on a DC 10 Dexterity saving throw

Steam Mephit (Summoner Variant) Legacy

Monsters Monster Manual (2014)

Breath (Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Steam Breath"}. The mephit exhales a 15- foot cone of scalding steam. Each creature in that area must succeed on a DC 10

. It remains for 1 minute, until it or its summoner dies, or until its summoner dismisses it as an action.Fire, Poison

Howler Legacy

Monsters Mordenkainen’s Tome of Foes

"}. The howler emits a keening howl in a 60-foot cone. Each creature in that area that isn't deafened must succeed on a DC 16 Wisdom saving throw or be frightened until the end of the howler's next turn

Telepathic Pentacle

Monsters Icewind Dale: Rime of the Frostmaiden

saving throws against being blinded, charmed, deafened, frightened, stunned, and knocked unconscious. Whenever the Telepathic Pentacle takes 25 or more damage in a single turn, one of its heads dies

tapped by the city's elite. A short obituary is engraved around the lip of the well in Draconic: “Herein lie the immortal remains of the Telepathic Pentacle. Sit, meditate, and learn.”

Vegepygmy Moldmaker

Monsters Quests from the Infinite Staircase

":"damage", "rollAction":"Toxic Mold", "rollDamageType":"poison"} poison damage and has the blinded and deafened conditions for 1 minute as it becomes covered in a thick layer of mold. On a successful

themselves by absorbing nutrients from soil and other organic matter, they prefer a carnivorous diet achieved through hunting and scavenging. Vegepygmies can live indefinitely so long as the climate remains

Clockwork Dragon

Monsters Acquisitions Incorporated

False Appearance. While the clockwork dragon remains motionless, it is indistinguishable from a metal statue.Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction

clockwork dragon exhales fire in a 15-foot cone. Each creature in that area must make a DC 11 Dexterity saving throw, taking 14 (4d6);{"diceNotation":"4d6","rollType":"damage","rollAction":"Fire

Astral Dreadnought

Monsters Mordenkainen Presents: Monsters of the Multiverse

Antimagic Cone. The dreadnought’s eye creates an area of antimagic, as in the antimagic field spell, in a 150-foot cone. At the start of each of its turns, it decides which way the cone faces

. The cone doesn’t function while the eye is closed or while the dreadnought is blinded. Astral Entity. The dreadnought can’t leave the Astral Plane, nor can it be banished or otherwise

Astral Dreadnought Legacy

Monsters Mordenkainen’s Tome of Foes

Antimagic Cone. The astral dreadnought's opened eye creates an area of antimagic, as in the antimagic field spell, in a 150-foot cone. At the start of each of its turns, the dreadnought decides which

way the cone faces. The cone doesn't function while the dreadnought's eye is closed or while the dreadnought is blinded. Astral Entity. The astral dreadnought can't leave the Astral Plane, nor can it

"The Demogorgon"

Monsters Infernal Machine Rebuild

Two Heads. The ettin has advantage on Wisdom (Perception) checks and on saving throws against being blinded, charmed, deafened, frightened, stunned, and knocked unconscious. Wakeful. When one of the

"}. The ettin’s right head exhales fire in a 30-foot cone. Each creature in that area must make a DC 14 Dexterity saving throw, taking 45 (10d8);{"diceNotation":"10d8","rollType":"damage

Ancient Bronze Dragon Legacy

Monsters Basic Rules (2014)

, or half as much damage on a successful one. Repulsion Breath. The dragon exhales repulsion energy in a 30-foot cone. Each creature in that area must succeed on a DC 23 Strength saving throw. On a

damage and be deafened until the end of its next turn. Regional Effects The region containing a legendary bronze dragon’s lair is warped by the dragon’s magic. Once per day, the dragon

Unspeakable Horror (Aberrant Armor)

Monsters Van Richten’s Guide to Ravenloft

Blast (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Hex Blast"}. The horror expels necrotic energy in a 30-foot cone. Each creature in that area must make a DC 15

-foot cone. Each creature in that area must succeed on a DC 15 Constitution saving throw or take 14 (4d6);{"diceNotation":"4d6","rollType":"damage","rollAction":"Petrifying Hex","rollDamageType":"necrotic

Hellfire Engine Legacy

Monsters Mordenkainen’s Tome of Foes

prone and takes 28 (8d6);{"diceNotation":"8d6","rollType":"damage","rollAction":"Flesh","rollDamageType":"bludgeoning"} bludgeoning damage. If the hellfire engine remains in the prone creature's space

Sprayer. The hellfire engine spews acidic flame in a 60-foot cone. Each creature in the cone must make a DC 20 Dexterity saving throw, taking 11 (2d10);{"diceNotation":"2d10","rollType":"damage

Unspeakable Horror (Loathsome Limbs)

Monsters Van Richten’s Guide to Ravenloft

a 30-foot cone. Each creature in that area must make a DC 15 Constitution saving throw, taking 45 (7d12);{"diceNotation":"7d12","rollType":"damage","rollAction":"Hex Blast","rollDamageType":"necrotic

","rollAction":"Petrifying Hex"}. The horror expels petrifying gas in a 30-foot cone. Each creature in that area must succeed on a DC 15 Constitution saving throw or take 14 (4d6);{"diceNotation":"4d6

Unspeakable Horror (Oozing Organs)

Monsters Van Richten’s Guide to Ravenloft

its next turn. Hex Blast (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Hex Blast"}. The horror expels necrotic energy in a 30-foot cone. Each creature in that area must

petrifying gas in a 30-foot cone. Each creature in that area must succeed on a DC 15 Constitution saving throw or take 14 (4d6);{"diceNotation":"4d6","rollType":"damage","rollAction":"Petrifying Hex

Drivvin Freth

Monsters Waterdeep: Dungeon of the Mad Mage

level (3 slots): counterspell, fly, lightning bolt 4th level (3 slots): banishment, fire shield, stoneskin 5th level (3 slots): cone of cold, scrying, wall of force 6th level (1 slot): globe of

demons. The summoned demon remains until Drivvin dismisses it as an action or until the demon is reduced to 0 hit points.Archmages are powerful (and usually quite old) spellcasters dedicated to the

Adult Bronze Dragon Legacy

Monsters Basic Rules (2014)

, or half as much damage on a successful one. Repulsion Breath. The dragon exhales repulsion energy in a 30-foot cone. Each creature in that area must succeed on a DC 19 Strength saving throw. On a

damage and be deafened until the end of its next turn. Regional Effects The region containing a legendary bronze dragon’s lair is warped by the dragon’s magic. Once per day, the dragon

Keg Robot

Monsters Acquisitions Incorporated

":"1d8+3","rollType":"damage","rollAction":"Acid Squirt","rollDamageType":"acid"} acid damage. Beer Shower. The keg robot spews an unnaturally potent beer in a 15-foot cone or in a 30-foot line that is 5

. Hot Oil Spray (Recharge 5–6). The keg robot sprays hot oil in a 15-foot cone or in a 30-foot line that is 5 feet wide. Each creature in the area must make a DC 13 Dexterity saving throw. On a failed

Lesser Death Dragon

Monsters Dragonlance: Shadow of the Dragon Queen

Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Cataclysmic Breath"}. The dragon exhales a wave of ghostly purple flames in a 30-foot cone. Each creature in that area

corpse of such a creatures within the cone, becomes a zombie (see the Monster Manual) under the dragon’s control. The zombie acts on the dragon’s initiative but immediately after the

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