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Returning 27 results for 'swarm cause'.
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Magic Items
Dungeon Master’s Guide
This staff has 10 charges.
Insect Cloud. While holding the staff , you can take a Magic action and expend 1 charge to cause a swarm of harmless flying insects to fill a 30-foot Emanation originating
from you. The insects remain for 10 minutes, making the area Heavily Obscured for creatures other than you. A strong wind (like that created by Gust of Wind) disperses the swarm and ends the effect
Monsters
Van Richten’s Guide to Ravenloft
Limited Spell Immunity. The swarm automatically succeeds on saving throws against spells of 3rd level or lower, and the attack rolls of such spells always miss it.
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 gremishka. The swarm can’t regain hit points or gain temporary hit points.Bites. Melee
Monsters
Van Richten’s Guide to Ravenloft
","rollType":"heal","rollAction":"Magic Allergy"} hit points.
5–6. The gremishka explodes and dies, and one swarm of gremishkas instantly appears in the space where this gremishka died. The swarm uses
overwhelm—or just get a bite of.
Gremishkas have an unstable relationship with magic. Spells cast near a gremishka might rebound onto those nearby or cause the monster to explode, its scaly chunks
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
attack with her claws.
Swarm (Costs 2 Actions). Arasta causes two Swarm of Insects (Spiders) ;swarms of spiders (see the Monster Manual) to appear in unoccupied spaces within 5 feet of her.
Toxic Web
Monsters
Waterdeep: Dungeon of the Mad Mage
, symbol, teleport
8th level (1 slot): maze, mind blank
9th level (1 slot): meteor swarm, wishBlast Scepter. Halaster uses his blast scepter to cast thunderwave as a 4th-level spell (save DC 16
(losing initiative ties), Halaster takes a lair action to cause one of the following effects:
Halaster targets a volume of unoccupied space or solid stone no larger than four 10-foot cubes within 30
Staff of Swarming Insects
Legacy
This doesn't reflect the latest rules and lore.
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Magic Items
Basic Rules (2014)
charges).
Insect Cloud. While holding the staff, you can use an action and expend 1 charge to cause a swarm of harmless flying insects to spread out in a 30-foot radius from you. The insects remain
This staff has 10 charges and regains 1d6 + 4 expended charges daily at dawn. If you expend the last charge, roll a d20. On a 1, a swarm of insects consumes and destroys the staff, then disperses
Compendium
- Sources->Dungeons & Dragons->Basic Rules (2014)
charge to cause a swarm of harmless flying insects to spread out in a 30-foot radius from you. The insects remain for 10 minutes, making the area heavily obscured for creatures other than you. The swarm
expend the last charge, roll a d20. On a 1, a swarm of insects consumes and destroys the staff, then disperses. Spells. While holding the staff, you can use an action to expend some of its charges to
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)
charge to cause a swarm of harmless flying insects to spread out in a 30-foot radius from you. The insects remain for 10 minutes, making the area heavily obscured for creatures other than you. The swarm
expend the last charge, roll a d20. On a 1, a swarm of insects consumes and destroys the staff, then disperses. Spells. While holding the staff, you can use an action to expend some of its charges to
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
insects 2 Miniature twig blights 3 Fluttering birds 4 Playful pixies Once on each of your turns, you can cause the swarm to assist you in one of the following ways, immediately after you hit a
damage of Gathered Swarm increases to 1d8. If a creature fails its saving throw against being moved by Gathered Swarm, you can also cause the swarm to knock the creature prone. When you are moved by
Compendium
- Sources->Dungeons & Dragons->D&D Beyond Basic Rules
Magic action and expend 1 charge to cause a swarm of harmless flying insects to fill a 30-foot Emanation originating from you. The insects remain for 10 minutes, making the area Heavily Obscured for
creatures other than you. A strong wind (like that created by Gust of Wind) disperses the swarm and ends the effect. Spells. While holding the staff, you can cast one of the spells on the following table
Compendium
- Sources->Dungeons & Dragons->Van Richten’s Guide to Ravenloft
an unstable relationship with magic. Spells cast near a gremishka might rebound onto those nearby or cause the monster to explode, its scaly chunks rapidly reforming into duplicate gremishkas. These
. The gremishka surges with magical energy and regains 3 (1d6) hit points.
5–6. The gremishka explodes and dies, and one swarm of gremishkas instantly appears in the space where this gremishka died
Compendium
- Sources->Dungeons & Dragons->Journeys through the Radiant Citadel
cause the local to stop searching and move to safety by replacing the lost silver pieces or succeeding on a DC 14 Charisma (Intimidation or Persuasion) check. 5 Drifting debris smashes into characters
on the ground, each of whom must succeed on a DC 14 Dexterity saving throw or be knocked prone. 6 The wave washes a hostile swarm of poisonous snakes into the nearby crowd.
Compendium
- Sources->Dungeons & Dragons->Guildmasters' Guide to Ravnica
Inside the Swarm The leadership of the Golgari has undergone several major changes, but the nature of the swarm makes it easily adaptable to the churn of continuous cycles. Being alive isn’t a
Jarad’s sister, Savra, took control of the guild before him. Various groups of people and monsters coexist within the swarm, their relative power waxing and waning with the years, and through it all
Compendium
- Sources->Dungeons & Dragons->Dungeon Master’s Guide
, Sorcerer, Warlock, or Wizard)
This staff has 10 charges.
Insect Cloud. While holding the staff, you can take a Magic action and expend 1 charge to cause a swarm of harmless flying insects to fill a
the swarm and ends the effect.
Spells. While holding the staff, you can cast one of the spells on the following table from it, using your spell save DC and spell attack modifier. The table indicates
Compendium
- Sources->Dungeons & Dragons->Xanathar's Guide to Everything
(transmutation)
Shape water (transmutation)
Thunderclap (evocation)
Toll the dead (necromancy)
1st Level
Absorb elements (abjuration)
Catapult (transmutation)
Cause fear (necromancy)
Earth tremor
)
Maximilian’s earthen grasp (transmutation)
Mind spike (divination)
Pyrotechnics (transmutation)
Shadow blade (illusion)
Skywrite (transmutation, ritual)
Snilloc’s snowball swarm (evocation
Compendium
- Sources->Dungeons & Dragons->Guildmasters' Guide to Ravnica
branch under the leadership of Isperia, the sphinx Supreme Judge. Boros Legion. Led by the angel Aurelia, the Boros Legion pursues the cause of justice, not merely law enforcement. Boros serves as
, Lazav, wears many faces. Golgari Swarm. An elf lich named Jarad guides the Golgari Swarm’s masses as they lurk in the undercity, where they process the city’s waste and see to the new life that
Compendium
- Sources->Dungeons & Dragons->Infernal Machine Rebuild
releases the pseudodragon and the ant swarm (use the swarm of insects stat block), which attack the nearest creatures until destroyed. Treasure The table is, in fact, crafted from four dryads, all
has no effect on Thessalar or his homunculus, but one of the experiments in the lab randomly advances as you determine. For example, using 1 charge might cause the pseudodragon to age into an undead
Compendium
- Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos
cause of the strange manifestations of magic on campus over the previous months. If you’re running this as a campaign, Murgaxor’s journal is also in area S7. As the characters explore, you can have
the characters can collect spell components for Professor Lang. A swarm of poisonous snakes nests on this island. It attacks when a character sets foot on this islet, though the snakes disperse and
Compendium
- Sources->Dungeons & Dragons->Mythic Odysseys of Theros
(losing initiative ties), Arasta can take a lair action to cause one of the following effects. She can’t use the same effect two rounds in a row. Arasta learns about any creature touching her webs. Each
or Long Rest). If Arasta is reduced to 0 hit points, she doesn’t die or fall unconscious. Instead, she regains 200 hit points. In addition, Arasta’s children immediately swarm over her body to
Compendium
- Sources->Dungeons & Dragons->Guildmasters' Guide to Ravnica
until the end of its next turn.
Reactions
Precognitive Insight (3/Day). When the mage or a creature it can see makes an attack roll, a saving throw, or an ability check, the mage can cause the roll to
, rotting environments, the Golgari Swarm appeals to those who are comfortable in a world of fungus, rot, and monsters.
Every member of the Golgari Swarm has a function, working together like the
Compendium
- Sources->Dungeons & Dragons->Acquisitions Incorporated
satyrs (see above) stalk the party while intoxicated, looking to play pranks on travelers.
7 A swarm of ravens harasses the party. If offered food, the ravens never let the characters alone.
8
1d10 vials.
17 Two draft horses run free along the road. A character who succeeds on a DC 15 Wisdom (Animal Handling) check can claim them.
18 A swarm of poisonous snakes has formed in the
Compendium
- Sources->Dungeons & Dragons->The Wild Beyond the Witchlight
the well that supplies the water has stopped working. Characters who peer into the well can see that it is filled with calm water almost to the brim. Bavlorna doesn’t know it, but the cause of the
, rendering it mildly acidic—not enough to cause damage, but enough to make one’s skin tingle uncomfortably. A character who experiences this tingling can, with a successful DC 15 Intelligence (Nature) check
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
, he views them as dangerous and has them put to death immediately. If Ras Nsi learns that they’ve come to put an end to the death curse, he is intrigued. If they reveal that the cause lies in the Tomb
(yuan-ti pureblood), 5 zombies The yuan-ti and zombies remain here. 15 swarm of poisonous snakes The swarms are confined to the pit. 16 2 yuan-ti malisons (type 2), 4 yuan-ti purebloods If the gong in
Compendium
- Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus
imp is perched on the southeast fountain. If the characters look as though they intend to cause trouble, the imp observes them quietly until they enter the bathhouse, then flies to Vanthampur Villa in
table with a human cadaver resting atop it. A frighteningly thin woman in a black robe is studying the corpse, her face largely hidden under a cowl. Around her feet creep a swarm of skeletal rats
Compendium
- Sources->Dungeons & Dragons->Tomb of Annihilation
mindlessly skewer themselves on in their attempts to swarm over it. The maze has one visible entrance to the north and numerous secret entrances elsewhere around the perimeter. A secret entrance is simply a
elite warrior with a circlet of blasting; see the “Grungs of Dungrunglung” sidebar) issues commands from the pool during the day and sleeps here at night. He rarely has cause to leave the shrine these
Compendium
- Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything
insect swarm or a Small or larger insect, such as a giant centipede or giant spider, in the region. A creature begins a short or long rest. An Infested City Infested Effects d100 Effects 01–05
–10 A mass migration of insects begins, with waves of Tiny bugs crawling over everything in the region. Creatures cannot take a short or long rest in the region for the next 24 hours. 11–15 A swarm of
Compendium
- Sources->Dungeons & Dragons->Quests from the Infinite Staircase
thieves’ tools. The key is held by Kanadius, the faction’s leader (see area B12). Two swarms of bees nest within the hive; use the swarm of insects (wasps) stat block to represent each of them. The bees
pull the wand to cause the wall to shift. Members of the Mages of Usamigaras, including newly initiated characters, know how to control the shifting wall. If the wand is pulled to the left, the wall and