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Returning 35 results for 'failed swarm'.
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Magic Items
Dungeon Master’s Guide
24 hours. On a failed save, the swarm is swayed by the pipes’ music and becomes Friendly to you and your allies for as long as you continue to play the pipes each round as a Magic action. A
regain 1d3 expended charges daily at dawn. If you play the pipes as a Magic action, you can take a Bonus Action to expend 1 to 3 charges, calling forth one Swarm of Rats with each expended charge if
Magic Items
Dungeon Master’s Guide
its normal casting time, and you can’t use this property again until you finish a Short or Long Rest. On a failed check, you fail to cast the spell and a random effect occurs instead
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
Spells
Player’s Handbook
Swarming locusts fill a 20-foot-radius Sphere centered on a point you choose within range. The Sphere remains for the duration, and its area is Lightly Obscured and Difficult Terrain.
When the swarm
appears, each creature in it makes a Constitution saving throw, taking 4d10 Piercing damage on a failed save or half as much damage on a successful one. A creature also makes this save when it enters
Swarm of Poisonous Snakes
Legacy
This doesn't reflect the latest rules and lore.
Learn More
Monsters
Basic Rules (2014)
Swarm. The swarm can occupy another creature's space and vice versa, and the swarm can move through any opening large enough for a Tiny snake. The swarm can't regain hit points or gain temporary hit
the swarm has half of its hit points or fewer. The target must make a DC 10 Constitution saving throw, taking 14 (4d6);{"diceNotation":"4d6","rollType":"damage","rollAction":"Bite","rollDamageType
Monsters
Van Richten’s Guide to Ravenloft
","rollAction":"Grasping Limbs","rollDamageType":"necrotic"} necrotic damage on a failed save. The creature is freed if it succeeds on this saving throw, the swarm moves out of the creature’s space
Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening large enough for a Tiny limb. The swarm can’t regain hit points or gain
Monsters
The Wild Beyond the Witchlight
Mimicry. Each campestri in the swarm can mimic any voice or song it has heard, albeit in a nasal falsetto.
Swarm. The swarm can occupy another creature’s space and vice versa, and the
swarm can move through any opening large enough to accommodate an individual campestri. The swarm can’t regain hit points or gain temporary hit points.Head Butts. Melee Weapon Attack: +0
Monsters
Thieves’ Gallery
each: Evard's black tentacles, finger of death, time stop
Swarm of Meteors (1/Day). Sofina magically calls down a meteor swarm that detonates in four 40-foot-radius spheres, each one centered on a point
", "rollType":"damage", "rollAction":"Swarm of Meteors", "rollDamageType":"fire"} fire damage and 35 (10d6);{"diceNotation":"10d6", "rollType":"damage", "rollAction":"Swarm of Meteors", "rollDamageType
Kobold Inventor
Legacy
This doesn't reflect the latest rules and lore.
Learn More
Monsters
Volo's Guide to Monsters
flames.
Basket of Centipedes. The kobold throws a small basket into a 5-foot-square space within 20 feet of it. A swarm of insects (centipedes) with 11 hit points emerges from the basket and rolls
initiative. At the end of each of the swarm’s turns, there’s a 50 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Dispersal"} chance that the swarm disperses.
Green Slime Pot
Monsters
Mordenkainen Presents: Monsters of the Multiverse
within 20 feet of it. A swarm of insects (centipedes);swarm of insects (centipedes; see the Monster Manual) with 11 hit points emerges from the basket and rolls initiative. At the end of each of the swarm
’s turns, there’s a 50 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Basket of Centipedes"} chance that the swarm disperses.
Green Slime Pot. The kobold throws a clay
Monsters
The Book of Many Things
", "rollDamageType":"piercing"} piercing damage and 16 (3d10);{"diceNotation":"3d10", "rollType":"damage", "rollAction":"Insect Swarm", "rollDamageType":"poison"} poison damage on a failed save, or half as much
failed save, or half as much damage on a successful one.
Spellcasting. Aurnozci casts one of the following spells, requiring no material components and using Wisdom as the spellcasting ability (spell
Monsters
Van Richten’s Guide to Ravenloft
plague spreader must make a DC 12 Constitution saving throw. On a failed save, the creature is poisoned and can’t regain hit points until the end of its next turn. On a successful save, the creature
":"poison"} poison damage on a failed save, or half as much damage on a successful one. A Humanoid reduced to 0 hit points by this damage dies and rises as a zombie (see its stat block in the Monster
Monsters
Mythic Odysseys of Theros
addition, Arasta’s children immediately swarm over her body to protect her, granting her 100 temporary hit points.
Legendary Resistance (3/Day). If Arasta fails a saving throw, she can choose to
","rollDamageType":"poison"} poison damage on a failed save, or half as much damage on a successful one. If the damage reduces the target to 0 hit points, the target is stable but poisoned for 1 hour, even
Monsters
Guildmasters’ Guide to Ravnica
the target must make a DC 14 Constitution saving throw, taking 18 (4d8);{"diceNotation":"4d8","rollType":"damage","rollAction":"Fungal Rot","rollDamageType":"poison"} poison damage on a failed save
","rollAction":"Feed on Death"} temporary hit points.Golgari shamans are the spiritual leaders of the Golgari Swarm. They teach the guild's beliefs about the cycles of nature, using their necromantic magic to
Monsters
Mythic Odysseys of Theros
":"Storm of Crows"}. The abhorrent overlord conjures a swarm of spectral crows and harpies in a 20-foot-radius sphere centered on a point the overlord can see within 120 feet of it. The sphere remains for 1
(3d10);{"diceNotation":"3d10","rollType":"damage","rollDamageType":"psychic"} psychic damage on a failed save, or half as much damage on a successful one.Abhorrent overlords are gaunt, bipedal
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Return to Worms. When the mage is reduced to 0 hit points, it breaks apart into a swarm of insects (see the Monster Manual) in the same space. Unless the swarm is destroyed, the mage reforms from it
", "rollDamageType":"radiant"} radiant damage on a failed save, or half as much damage on a successful one.
PsychicCold; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks
Monsters
Planescape: Adventures in the Multiverse
the darkweaver’s Shadow Web must make a DC 15 Wisdom saving throw. On a failed save, the creature has the frightened condition until the end of its next turn.
Shadow Step. If the darkweaver is in
cocoon contains the bones of a non-Humanoid creature, such as a flumph or a mule.
2
A swarm of insects that might be a darkweaver’s young
3
A corpse holding a jar of universal
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
the next 24 hours. On a failed save, the swarm is swayed by the pipes’ music and becomes Friendly to you and your allies for as long as you continue to play the pipes each round as a Magic action. A
Swarm of Rats with each expended charge if enough rats are within half a mile of you to be called in this fashion (as determined by the DM). If there aren’t enough rats to form a swarm, the charge is
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
the next 24 hours. On a failed save, the swarm is swayed by the pipes’ music and becomes Friendly to you and your allies for as long as you continue to play the pipes each round as a Magic action. A
Swarm of Rats with each expended charge if enough rats are within half a mile of you to be called in this fashion (as determined by the DM). If there aren’t enough rats to form a swarm, the charge is
Compendium
- Sources->Dungeons & Dragons->Monster Manual (2014)
., one creature in the swarm’s space. Hit: 7 (2d6) piercing damage, or 3 (1d6) piercing damage if the swarm has half of its hit points or fewer. The target must make a DC 10 Constitution saving throw, taking 14 (4d6) poison damage on a failed save, or half as much damage on a successful one.
Swarm of Poisonous Snakes Swarm of Poisonous Snakes
Medium swarm of Tiny beasts, unaligned
Armor Class 14
Hit Points 36 (8d8)
Speed 30 ft., swim 30 ft.
STR
8 (−1)
DEX
18 (+4
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
failed save, the creature is incapacitated and its speed is halved, both 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
.
Swarm of Campestris Medium Swarm of Tiny Plants, Unaligned
Armor Class 12 (natural armor)
Hit Points 27 (6d8)
Speed 5 ft.
STR
3 (–4)
DEX
7 (–2)
CON
10 (+0)
INT
Compendium
- Sources->Dungeons & Dragons->Princes of the Apocalypse
Snilloc’s Snowball Swarm 2nd-level evocation Casting Time: 1 action Range: 90 feet Components: V, S, M (a piece of ice or a small white rock chip) Duration: Instantaneous A flurry of magic snowballs
erupts from a point you choose within range. Each creature in a 5-foot-radius sphere centered on that point must make a Dexterity saving throw. A creature takes 3d6 cold damage on a failed save, or
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
Snilloc’s Snowball Swarm 2nd-level evocation Casting Time: 1 action Range: 90 feet Components: V, S, M (a piece of ice or a small white rock chip) Duration: Instantaneous A flurry of magic snowballs
erupts from a point you choose within range. Each creature in a 5-foot-radius sphere centered on that point must make a Dexterity saving throw. A creature takes 3d6 cold damage on a failed save, or
Compendium
- Sources->Dungeons & Dragons->Ghosts of Saltmarsh
Swarm of Rot Grubs Rot grubs are finger-sized maggots that eat living or dead flesh, although they can subsist on plant matter. They infest corpses and piles of decaying matter and attack living
as a swarm. See the accompanying stat block for the mechanics of a swarm of rot grubs. A single rot grub has no stat block. Any creature that comes into contact with one must make a DC 10 Dexterity
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
failed save, the obstacle counts as 10 feet of Difficult Terrain for you. 2 A crowd blocks your way. Make a DC 10 Strength, Dexterity, or Charisma saving throw (your choice) to navigate through the crowd
. On a failed save, the crowd counts as 10 feet of Difficult Terrain for you. 3 A maze of barrels, crates, or similar obstacles stands in your way. Make a DC 10 Dexterity or Intelligence saving throw
Compendium
- Sources->Dungeons & Dragons->Player's Handbook (2014)
Meteor Swarm 9th-level evocation Casting Time: 1 action Range: 1 mile Components: V, S Duration: Instantaneous Blazing orbs of fire plummet to the ground at four different points you can see within
bludgeoning damage on a failed save, or half as much damage on a successful one. A creature in the area of more than one fiery burst is affected only once. The spell damages objects in the area and ignites flammable objects that aren’t being worn or carried.
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
Meteor Swarm Level 9 Evocation (Sorcerer, Wizard) Casting Time: Action
Range: 1 mile
Components: V, S
Duration: Instantaneous
Blazing orbs of fire plummet to the ground at four different
a failed save or half as much damage on a successful one. A creature in the area of more than one fiery Sphere is affected only once. A nonmagical object that isn’t being worn or carried also takes the damage if it’s in the spell’s area, and the object starts burning if it’s flammable.
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
a 20-foot-radius Sphere centered on a point you choose within range. The Sphere remains for the duration, and its area is Lightly Obscured and Difficult Terrain. When the swarm appears, each creature
in it makes a Constitution saving throw, taking 4d10 Piercing damage on a failed save or half as much damage on a successful one. A creature also makes this save when it enters the spell’s area for
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Meteor Swarm Level 9 Evocation (Sorcerer, Wizard) Casting Time: Action
Range: 1 mile
Components: V, S
Duration: Instantaneous
Blazing orbs of fire plummet to the ground at four different
a failed save or half as much damage on a successful one. A creature in the area of more than one fiery Sphere is affected only once. A nonmagical object that isn’t being worn or carried also takes the damage if it’s in the spell’s area, and the object starts burning if it’s flammable.
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
Meteor Swarm 9th-level evocation Casting Time: 1 action Range: 1 mile Components: V, S Duration: Instantaneous Blazing orbs of fire plummet to the ground at four different points you can see within
bludgeoning damage on a failed save, or half as much damage on a successful one. A creature in the area of more than one fiery burst is affected only once. The spell damages objects in the area and ignites flammable objects that aren’t being worn or carried.
Compendium
- Sources->Dungeons & Dragons->Player’s Handbook
a 20-foot-radius Sphere centered on a point you choose within range. The Sphere remains for the duration, and its area is Lightly Obscured and Difficult Terrain. When the swarm appears, each creature
in it makes a Constitution saving throw, taking 4d10 Piercing damage on a failed save or half as much damage on a successful one. A creature also makes this save when it enters the spell’s area for
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
feet of it. A swarm of insects (centipedes) with 11 hit points emerges from the basket and rolls initiative. At the end of each of the swarm’s turns, there’s a 50 percent chance that the swarm disperses
. Rot Grub Pot. The kobold throws a clay pot into a 5-foot-square space within 20 feet of it, and it breaks open on impact. A swarm of rot grubs emerges from the shattered pot and remains a hazard in
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
prison has failed. Standing Stone Effects School Effect
Abjuration You gain a +2 bonus to AC for the next 24 hours.
Conjuration A monodrone appears in an unoccupied space within 5 feet of
illusory swarm of harmless bats or pigeons (DM’s choice) flutters over your head for the next hour. A dispel magic cast on the swarm ends the effect.
Necromancy You also take 30 necrotic damage
Compendium
- Sources->Dungeons & Dragons->Waterdeep: Dungeon of the Mad Mage
Sseth, such that it turns the water around it to poison. Any creature that starts its turn in the water must make a DC 12 Constitution saving throw, taking 11 (2d10) poison damage on a failed save, or
hissing sound. The natural pattern of the stone vaguely resembles a swarm of snakes. A character who touches the stone hears a sibilant whisper asking that individual to ask a question aloud. If the
Compendium
- Sources->Dungeons & Dragons->Lost Laboratory of Kwalish
scalding steam. Each creature in that area must succeed on a DC 10 Dexterity saving throw, taking 4 (1d8) fire damage on a failed save, or half as much damage on a successful one.
Stone Golem
). The golem targets one or more creatures it can see within 10 feet of it. Each target must make a DC 17 Wisdom saving throw against this magic. On a failed save, a target can’t use reactions, its
Compendium
- Sources->Dungeons & Dragons->Thieves’ Gallery
tentacles, finger of death, time stop
Swarm of Meteors (1/Day). Sofina magically calls down a meteor swarm that detonates in four 40-foot-radius spheres, each one centered on a point she can see within
failed saving throw, or half as much damage on a successful one. A creature in multiple spheres takes this damage only once.
Bonus Actions
Summon Wraith (1/Day). Sofina magically summons the