Poisonous Gas - Search

Neronvain

Monsters Tyranny of Dragons

"} poison damage. Poisonous Cloud (2/Day). Poison gas fills a 20-foot-radius sphere centered on a point Neronvain can see within 50 feet of him. The gas spreads around corners and remains until the start of

Neronvain’s next turn. Each creature that starts its turn in the gas must succeed on a DC 15 Constitution saving throw or be poisoned 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.Poison

Green Dragon Wyrmling Legacy

Monsters Basic Rules (2014)

":"poison"} poison damage. Poison Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Poison Breath"}. The dragon exhales poisonous gas in a 15-foot cone. Each creature in

Brown Scavver

Monsters Spelljammer: Adventures in Space

start of each of the scavver’s turns from the poisonous gas in the scavver’s gullet. If the scavver takes 15 damage or more on a single turn from a creature inside it, the scavver must

umber. It takes them days to digest a meal, during which time they attack only in self-defense. A brown scavver likes to swallow its prey whole. The creature’s stomach is filled with poisonous

Ssurran Poisoner

Monsters Spelljammer: Adventures in Space

. Poison Bomb. The ssurran throws a tangerine-sized bomb at a point up to 60 feet away, where it explodes, releasing a 10-foot-radius sphere of poisonous gas that disperses quickly. Each creature in the

bombs to throw.Ssurran poisoners coat their weapons with toxin and hurl bombs that release poisonous gas. Ssurran Ssurran are lizardfolk who have adapted to life in arid climates and in Wildspace

Calcified Memories

spells

the creature’s actions, such as reacting to an unseen monster or choking from poisonous gas, but does not show the monster or effect causing the behavior, only their outline. This spell has no

Chromatic Rose

Magic Items The Wild Beyond the Witchlight

disintegrates, and you take no damage instead. As an action, you can blow the petals from the rose to produce a 20-foot cone of acid, lightning, poisonous gas, fire, or cold, as dictated by the rose

lightning Lightning Green Chromatic Rose;Green Issues green gas Poison Red Chromatic Rose;Red Wreathed in fire Fire White Chromatic Rose;White Covered in frost Cold

Iron Golem Legacy

Monsters Basic Rules (2014)

(Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Poison Breath"}. The golem exhales poisonous gas in a 15-foot cone. Each creature in that area must make a DC 19 Constitution

Young Green Dragon Legacy

Monsters Basic Rules (2014)

);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Poison Breath"}. The dragon exhales poisonous gas in a 30-foot cone. Each creature in that area must make a DC 14 Constitution saving throw

Half-Green Dragon Assassin

Monsters Tyranny of Dragons

","rollType":"recharge","rollAction":"Poison Breath"}. The half-green dragon exhales poisonous gas in a 15-foot cone. Each creature in that area must make a DC 13 Constitution saving throw, taking 21

Maelephant

Monsters Planescape: Adventures in the Multiverse

", "rollType":"recharge", "rollAction":"Mind Poison"}. The maelephant expels poisonous gas from its trunk in a 60-foot cone. Each creature in that area must make a DC 16 Constitution saving throw. On a

Trobriand

Monsters Waterdeep: Dungeon of the Mad Mage

. Poison Breath (Recharge 6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Poison Breath"}. The golem exhales poisonous gas in a 15-foot cone. Each creature in that area must make a DC 19

Unspeakable Horror (Aberrant Armor) Legacy

Monsters Van Richten’s Guide to Ravenloft

. Poisonous Limb. The horror’s limb deals piercing damage instead of bludgeoning damage. In addition, when the horror hits a creature with this limb, the creature must succeed on a DC 15

Constitution saving throw or take 7 (2d6);{"diceNotation":"2d6","rollType":"damage","rollAction":"Poisonous Limb","rollDamageType":"poison"} poison damage and be poisoned until the end of its next turn. Hex

Draconian Mastermind

Monsters Fizban's Treasury of Dragons

, masterminds have a breath weapon—a billowing cloud of poisonous gas. They also have formidable claws and teeth they use to rend foes in close combat. Dying draconian masterminds are a sight to behold

. Noxious Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Noxious Breath"}. The draconian exhales a 15-foot cone of noxious gas. Each creature in that area must make a DC

Unspeakable Horror (Malleable Mass) Legacy

Monsters Van Richten’s Guide to Ravenloft

this limb, the creature is also grappled (escape DC 16). The limb can have only one creature grappled at a time. Poisonous Limb. The horror’s limb deals piercing damage instead of bludgeoning

":"Poisonous Limb","rollDamageType":"poison"} poison damage and be poisoned until the end of its next turn. Hex Blast (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Hex

Unspeakable Horror Legacy

Monsters Van Richten’s Guide to Ravenloft

a time. Poisonous Limb. The horror’s limb deals piercing damage instead of bludgeoning damage. In addition, when the horror hits a creature with this limb, the creature must succeed on a DC 15

Constitution saving throw or take 7 (2d6);{"diceNotation":"2d6","rollType":"damage","rollAction":"Poisonous Limb","rollDamageType":"poison"} poison damage and be poisoned until the end of its next

Unspeakable Horror (Loathsome Limbs) Legacy

Monsters Van Richten’s Guide to Ravenloft

(escape DC 16). The limb can have only one creature grappled at a time. Poisonous Limb. The horror’s limb deals piercing damage instead of bludgeoning damage. In addition, when the horror hits

a creature with this limb, the creature must succeed on a DC 15 Constitution saving throw or take 7 (2d6);{"diceNotation":"2d6","rollType":"damage","rollAction":"Poisonous Limb","rollDamageType

Unspeakable Horror (Oozing Organs) Legacy

Monsters Van Richten’s Guide to Ravenloft

grappled at a time. Poisonous Limb. The horror’s limb deals piercing damage instead of bludgeoning damage. In addition, when the horror hits a creature with this limb, the creature must

succeed on a DC 15 Constitution saving throw or take 7 (2d6);{"diceNotation":"2d6","rollType":"damage","rollAction":"Poisonous Limb","rollDamageType":"poison"} poison damage and be poisoned until the end of

Zuggtmoy

Monsters Mordenkainen Presents: Monsters of the Multiverse

brown. These massive fungi are some of the largest in existence. They are surrounded by a field of acidic puffballs and poisonous vapors. The mushrooms are interconnected by bridges of shelf fungus, and

and make one weapon attack. Summon Fungi. Zuggtmoy causes four gas spore;gas spores or violet fungus;violet fungi (both appear in the Monster Manual) to appear in unoccupied spaces that she chooses

Zuggtmoy Legacy

Monsters Out of the Abyss

mushrooms of pale yellow and rancid brown. These massive fungi are some of the largest in existence. They are surrounded by a field of acidic puffballs and poisonous vapors. The mushrooms themselves are all

), Zuggtmoy can take a lair action to cause one of the following effects; she can’t use the same effect two rounds in a row. Zuggtmoy causes four gas spore;gas spores or violet fungus;violet fungi

Tiamat

Monsters Tyranny of Dragons

Dragon Head: Poison Breath (Costs 2 Actions). Tiamat exhales poisonous gas in a 90-foot cone. Each creature in that area must make a DC 27 Constitution saving throw, taking 77 (22d6);{"diceNotation

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

Frightful Presence for the next 24 hours. Poison Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Poison Breath"}. The dragon exhales poisonous gas in a 90--foot

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

Frightful Presence for the next 24 hours. Poison Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Poison Breath"}. The dragon exhales poisonous gas in a 60-foot cone

The Ruins: General Features

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal->a3

might block or bury objects or exits. Poisonous Gas. The lower levels of the ruins, including the rooms and passages of encounter areas 1 through 38, are filled with poisonous gas. The gas is an amber

(1d6) poison damage every hour it spends in the gas. The gas is light, so it accumulates closer to the ceiling. Inhabitants of the dungeon have immunity to the poisonous effect of the gas. The gas

Maelephant

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

Maelephant Katerina Ladon A maelephant expels poisonous gas from its trunk at a group of would-be thieves Respected as guardians by villains across the multiverse, maelephants are Fiends with

of their agreement. A maelephant expels poisonous gas from its trunk at a group of would-be thieves. Maelephant Large Fiend, Typically Lawful Evil Armor Class 15 (half plate armor) Hit Points 161

63. Gas-Filled Room

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

effects: It transforms the dead vegetation in area 58 into three shambling mounds (see that area for details). It is poisonous to non-plants. Any creature susceptible to the gas that starts its turn

63. Gas-Filled Room This chamber is closed off and inaccessible most of the time. The characters can reach this area by reorienting the cogs so that a doorway opens up to area 58. Thick green gas

Gas Spore Fungus

Compendium - Sources->Dungeons & Dragons->Monster Manual

Gas Spore Fungus Gas spores are floating, orbicular fungi with rhizome growths and protuberances that resemble the stalks and eyes of beholders. If destroyed, a gas spore explodes in a poisonous

burst that can infect creatures and slay them in hours. Infected corpses spawn more gas spores that grow to full size in a matter of days. Gas Spore Fungus Large Plant, Unaligned AC 8 Initiative −5 (5

Ssurran Poisoner

Compendium - Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie

Ssurran Poisoner Ssurran poisoners coat their weapons with toxin and hurl bombs that release poisonous gas. Ssurran Poisoner Medium Monstrosity (Lizardfolk), Any Alignment Armor Class 16 (natural

feet away, where it explodes, releasing a 10-foot-radius sphere of poisonous gas that disperses quickly. Each creature in the sphere must make a DC 11 Constitution saving throw, taking 10 (3d6) poison

Monster Conversions

Compendium - Sources->Dungeons & Dragons->Monster Manual

Gas Spore Gas Spore Fungus Giant Poisonous Snake Giant Venomous Snake Gnoll Gnoll Warrior Goblin Goblin Warrior Grick Alpha Grick Ancient Gynosphinx Sphinx of Lore Half-Ogre (Ogrillon) Ogrillon Ogre

Skirmisher Minotaur Minotaur of Baphomet Monodrone Modron Monodrone Orc Tough Orc Eye of Gruumsh Cultist Fanatic Orc War Chief Tough Boss Orog Berserker Pentadrone Modron Pentadrone Poisonous Snake

21. Clean Air Station

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

21. Clean Air Station The duergar come here to shake off the effects of the poison gas. Runes are chiseled into the smooth gray walls. A character who studies the runes and succeeds on a DC 15

Intelligence (Arcana) check realizes they are part of an ancient spell that continually and perpetually freshens the air in this room while hedging out poisonous gases and similar effects, magical or otherwise.

8. Fungi Cavern

Compendium - Sources->Dungeons & Dragons->Lost Mine of Phandelver

or a light source. Poison Gas. Whenever a creature attempts to cross the cavern, the carpets of fungi that cover most of the floor release poisonous gas into the air. Each creature in the cavern must

succeed on a DC 11 Constitution saving throw or take 3d6 poison damage and be poisoned for 10 minutes. The gas disperses after 1 minute, but until then, any living creature that ends its turn in the cavern must repeat the saving throw.

20. Poisonous Mine

Compendium - Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage

veins of mithral. Instead, they found iron and poisonous gas. The room is empty, though characters can hear the miners working in areas 20b and 20c.

20. Poisonous Mine These chambers have 15-foot-high ceilings, with 10-foot-high tunnels connecting them. The sounds of picks striking stone echo throughout, becoming louder as one approaches areas

Neronvain

Compendium - Sources->Dungeons & Dragons->Rise of Tiamat

) poison damage. Poisonous Cloud (2/Day). Poison gas fills a 20-foot-radius sphere centered on a point Neronvain can see within 50 feet of him. The gas spreads around corners and remains until the

start of Neronvain’s next turn. Each creature that starts its turn in the gas must succeed on a DC 15 Constitution saving throw or be poisoned 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.

Neronvain

Compendium - Sources->Dungeons & Dragons->Tyranny of Dragons

plus 9 (2d8) poison damage. Poisonous Cloud (2/Day). Poison gas fills a 20-foot-radius sphere centered on a point Neronvain can see within 50 feet of him. The gas spreads around corners and remains

until the start of Neronvain’s next turn. Each creature that starts its turn in the gas must succeed on a DC 15 Constitution saving throw or be poisoned 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.

Neronvain

Compendium - Sources->Dungeons & Dragons->Hoard of the Dragon Queen

) poison damage. Poisonous Cloud (2/Day). Poison gas fills a 20-foot-radius sphere centered on a point Neronvain can see within 50 feet of him. The gas spreads around corners and remains until the

start of Neronvain’s next turn. Each creature that starts its turn in the gas must succeed on a DC 15 Constitution saving throw or be poisoned 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.

Brown Scavver

Compendium - Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Boo’s Astral Menagerie

. A brown scavver likes to swallow its prey whole. The creature’s stomach is filled with poisonous gas, which kills off anything that survives being swallowed. Brown Scavver Large Monstrosity

scavver, and takes 13 (3d8) poison damage at the start of each of the scavver’s turns from the poisonous gas in the scavver’s gullet. If the scavver takes 15 damage or more on a single turn from a

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