Search Results
All Results
Characters
Compendium
Spells
Items
Monsters
Vehicles
Forums
Returning 35 results for '2 swarm once'.
Other Suggestions:
2 sword once
2 swear once
2 storm once
Monsters
Monster Manual
":"Rend", "rollDamageType":"Slashing"} Slashing damage, or 9 (3d4 + 2);{"diceNotation":"3d4+2", "rollType":"damage", "rollAction":"Rend", "rollDamageType":"Slashing"} Slashing damage if the swarm is Bloodied.PoisonBludgeoning, Cold, Fire, Lightning, Piercing, Slashing
Fetid Aura. Constitution Saving Throw: DC 12, any creature that starts its turn in a 10-foot Emanation originating from the swarm. Failure: The target has the Poisoned condition until the start of
Monsters
Monster Manual
", "rollDamageType":"Poison"} Poison damage, or 9 (2d6 + 2);{"diceNotation":"2d6+2", "rollType":"damage", "rollAction":"Vile Slime", "rollDamageType":"Poison"} Poison damage if the swarm is Bloodied.Fire, PoisonBludgeoning, Cold, Piercing, Slashing
Hellish Restoration. If the swarm dies in the Nine Hells, it revives with all its Hit Points in 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Hellish Restoration"} days unless it is
Monsters
Monster Manual
":"Bites", "rollDamageType":"Piercing"} Piercing damage, or 2 (1d4);{"diceNotation":"1d4", "rollType":"damage", "rollAction":"Bites", "rollDamageType":"Piercing"} Piercing damage if the swarm is Bloodied.Bludgeoning, Piercing, Slashing
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 rat. The swarm can’t regain Hit Points or gain
Monsters
Monster Manual
", "rollAction":"Bites", "rollDamageType":"Necrotic"} Necrotic damage, or 7 (2d4 + 2);{"diceNotation":"2d4+2", "rollType":"damage", "rollAction":"Bites", "rollDamageType":"Necrotic"} Necrotic damage if the swarm is Bloodied.Bludgeoning, Piercing, Slashing
Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through an opening large enough for a Medium creature. The swarm can’t regain Hit Points or
Monsters
Monster Manual
Temporary Hit Points.Swarm of Grasping Hands. Melee Attack Roll: +4;{"diceNotation":"1d20+4", "rollType":"to hit", "rollAction":"Swarm of Grasping Hands"}, reach 5 ft. Hit: 20 (4d8 + 2
);{"diceNotation":"4d8+2", "rollType":"damage", "rollAction":"Swarm of Grasping Hands", "rollDamageType":"Necrotic"} Necrotic damage, or 11 (2d8 + 2);{"diceNotation":"2d8+2", "rollType":"damage", "rollAction":"Swarm
Monsters
Monster Manual
", "rollAction":"Beaks", "rollDamageType":"Piercing"} Piercing damage, or 2 (1d4);{"diceNotation":"1d4", "rollType":"damage", "rollAction":"Beaks", "rollDamageType":"Piercing"} Piercing damage if the swarm is
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 raven. The swarm can’t regain Hit Points or gain
Monsters
Monster Manual
":"Bites", "rollDamageType":"Piercing"} Piercing damage, or 2 (1d4);{"diceNotation":"1d4", "rollType":"damage", "rollAction":"Bites", "rollDamageType":"Piercing"} Piercing damage if the swarm is Bloodied.Bludgeoning, Piercing, Slashing
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 bat. The swarm can’t regain Hit Points or gain
Magic Items
D&D Free Rules (2024)
. Roll 1d4 to determine the creature: on a 1, a Camel; on a 2, a Constrictor Snake; on a 3, an Elephant; on a 4, a Mule.
86–90
A Hostile Swarm of Bats flies out of the hat, occupies your space
rolling 1d10: on a 1, Enlarge/Reduce (enlarge effect); on a 2, Enlarge/Reduce (reduce effect); on a 3, Faerie Fire; on a 4, Fireball; on a 5, Gust of Wind; on a 6, Invisibility (cast on yourself); on a
Monsters
Ghosts of Saltmarsh
Deafening Clatter. Creatures are deafened while in the swarm'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 Small humanoid. The swarm can't regain hit points or gain temporary hit points.Slash. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Slash"} to hit, reach 0 ft
Monsters
Van Richten’s Guide to Ravenloft
Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Bite"} to hit, reach 0 ft., one target in the swarm’s space. Hit: 12 (3d6 + 2);{"diceNotation":"3d6+2","rollType
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
Monsters
Monster Manual
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
the swarm is Bloodied—plus 10 (3d6);{"diceNotation":"3d6", "rollType":"damage", "rollAction":"Bites", "rollDamageType":"Poison"} Poison damage.Bludgeoning, Piercing, Slashing
Monsters
Van Richten’s Guide to Ravenloft
Behavior table to see how such swarms might manifest.
Swarm Behavior
d4
Behavior
1
Crawls on walls in a vaguely bipedal shape
2
Makes skittering noises that sound like
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 maggot. The swarm can’t regain hit points or gain
Monsters
Monster Manual
Spider Climb. If the swarm has a Climb Speed, the swarm can climb difficult surfaces, including along ceilings, without needing to make an ability check.
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 insect. The swarm can’t regain Hit Points or gain Temporary Hit Points.Bites. Melee Attack Roll
Monsters
Monster Manual
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 creature. The swarm can’t regain Hit Points or gain
Temporary Hit Points.Swarm of Proboscises. Melee Attack Roll: +5;{"diceNotation":"1d20+5", "rollType":"to hit", "rollAction":"Swarm of Proboscises"}, reach 5 ft. Hit: 14 (2d10 + 3);{"diceNotation
Monsters
Monster Manual
following effects occurs:
Pesky Swarm. The target has Disadvantage on attack rolls and ability checks until the end of its next turn.
Spellcasting. The animal lord casts one of the following spells
, requiring no Material components and using Wisdom as the spellcasting ability (spell save DC 20):
At Will: Animal Friendship, Animal Messenger, Speak with Animals 2/Day Each: Awaken, Greater Restoration 1
Monsters
Van Richten’s Guide to Ravenloft
Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Undead Mass"} to hit, reach 0 ft., one target in the swarm’s space. Hit: 5 (1d6 + 2);{"diceNotation":"1d6+2","rollType
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
Curse of Strahd
When a corpse is reduced to 0 hit points, it splits open, disgorging a swarm of poisonous snakes. The snakes are hungry and fight until slain.Club. Melee Weapon Attack: +2;{"diceNotation":"1d20+2
","rollType":"to hit","rollAction":"Club"} to hit, reach 5 ft., one target. Hit: 2 (1d4);{"diceNotation":"1d4","rollType":"damage","rollAction":"Club","rollDamageType":"bludgeoning"} bludgeoning damage.
Monsters
Candlekeep Mysteries
large enough for a 1-foot-tall, 8-inch-wide, 2-inch-thick object. The swarm can’t regain hit points or gain temporary hit points.Book Club. Melee Weapon Attack: +3;{"diceNotation":"1d20+3
False Objects. If the swarm is motionless at the start of combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the swarm move or act, that creature must
Monsters
Tales from the Yawning Portal
large enough for a Tiny rat. The swarm can't regain hit points or gain temporary hit points.Bite. Melee Weapon Attack: +2;{"diceNotation":"1d20+2","rollType":"to hit","rollAction":"Bite"} to hit, reach
Keen Smell. The swarm has advantage on Wisdom (Perception) checks that rely on smell.
Swarm. The swarm can occupy another creature's space and vice versa, and the swarm can move through any opening
Monsters
Van Richten’s Guide to Ravenloft
manifest.
Swarm Behavior
d4
Behavior
1
Crawls on walls in a vaguely bipedal shape
2
Makes skittering noises that sound like whispered chanting
3
Skeletal visages, giant
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 scarab. The swarm can’t regain hit points or gain
Monsters
Mordenkainen Presents: Monsters of the Multiverse
":"1d20+4","rollType":"to hit","rollAction":"Dagger"} to hit, reach 5 ft. or range 20/60 ft., one target. Hit: 4 (1d4 + 2);{"diceNotation":"1d4+2","rollType":"damage","rollAction":"Dagger
","rollDamageType":"piercing"} piercing damage.
Sling. Ranged Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Sling"} to hit, range 30/120 ft., one target. Hit: 4 (1d4 + 2
Monsters
Thieves’ Gallery
Special Equipment. Sofina wears a magic robe that grants her a +2 bonus to AC and a +1 bonus to saving throws (included above).Multiattack. Sofina makes three Necrotic Strike attacks.
Necrotic
spellcasting ability (spell save DC 18):
At will: mage hand, message, prestidigitation
2/day each: bestow curse, Bigby's hand, dimension door, mage armor, Otiluke's resilient sphere, thunderwave
1/day
Monsters
Fizban's Treasury of Dragons
False Appearance. If the swarm is motionless at the start of combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the swarm move or act, that creature must
succeed on a DC 18 Intelligence (Investigation) check to discern that the swarm is animate.
Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through
Monsters
Van Richten’s Guide to Ravenloft
Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Bite"} to hit, reach 5 ft., one target. Hit: 3 (1d4 + 2);{"diceNotation":"1d4+2","rollType":"damage
"} to determine the effect:
1–2. The gremishka emanates magical energy. Each creature within 30 feet of the gremishka must succeed on a DC 10 Constitution saving throw or take 3 (1d6
Monsters
Curse of Strahd
Shapechanger. Baba Lysaga can use an action to polymorph into a swarm of insects (flies), or back into her true form. While in swarm form, she has a walking speed of 5 feet and a flying speed of 30
black tentacles, polymorph
5th level (2 slots): cloudkill, geas, scrying
6th level (1 slot): programmed illusion, true seeing
7th level (1 slot): finger of death, mirage arcane
8th level (1 slot
Monsters
Guildmasters’ Guide to Ravnica
(1d6 + 2);{"diceNotation":"1d6+2","rollType":"damage","rollAction":"Spear","rollDamageType":"piercing"} piercing damage, or 6 (1d8 + 2);{"diceNotation":"1d8+2","rollType":"damage","rollAction":"Spear
","rollDamageType":"piercing"} piercing damage if used with two hands to make a melee attack.The kraul are an ascendant power group within the Golgari Swarm, long content to linger at the margins of
Monsters
Mordenkainen Presents: Monsters of the Multiverse
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 maggot. The swarm can’t regain hit points or gain
temporary hit points.Bites. Melee Weapon Attack: +0;{"diceNotation":"1d20+0", "rollType":"to hit", "rollAction":"Bites"} to hit, reach 0 ft., one creature in the swarm’s space. Hit: 7 (2d6
Backgrounds
Guildmasters’ Guide to Ravnica
You are a member of a teeming horde — one small part of a sprawling organism. Just as you are part of the swarm, the swarm is part of a larger ecosystem, a never-ending cycle of life, death
stench.
Suggested Characteristics
Members of the Golgari Swarm are unmistakably products of the undercity, ill at ease amid the comforts of civilization. They bring about the same discomfort in others
Monsters
The Book of Many Things
save DC 20):
At will: Detect Magic, Heat Metal (7th-level version)
2/day each: Darkness, Dispel Magic, Hold PersonAurnozci can take 3 legendary actions, choosing from the options below. Only one
.
Tail. Aurnozci makes one Tail attack.
Cast a Spell (Costs 2 Actions). Aurnozci uses Spellcasting.
Conflagration (Costs 2 Actions). Flames momentarily surround Aurnozci. Each creature within 15
Monsters
Waterdeep: Dragon Heist
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 insect. The swarm can't regain hit points or gain temporary hit
points.
Mechanical. The swarm is made up of Tiny constructs and doesn't require air, food, drink, or sleep.Bite. Melee Weapon Attack: +3;{"diceNotation":"1d20+3","rollType":"to hit","rollAction
Monsters
Adventure Atlas: The Mortuary
table presents some contents an animated coffin might contain when encountered.
Animated Coffin Contents
d6
Contents
1
1d4 swarm of bats
2
1d4 Skeleton;skeletons packed like
Monsters
Mythic Odysseys of Theros
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
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
Monsters
Guildmasters’ Guide to Ravnica
): animate dead, dispel magic, plant growth
4th level (2 slots): blight, giant insectQuarterstaff. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Quarterstaff"} to hit
, reach 5 ft., one target. Hit: 5 (1d6 + 2);{"diceNotation":"1d6+2","rollType":"damage","rollAction":"Quarterstaff","rollDamageType":"bludgeoning"} bludgeoning damage, or 6 (1d8 + 2);{"diceNotation
Monsters
Curse of Strahd
"}
Creatures
1–3
1d4 + 2 dire wolf;dire wolves
4–6
1d6 + 3 ghoul;ghouls
7–9
1d4 + 2 Strahd zombie;Strahd zombies (in the appendix)
10–12
2d4 swarm of bats
destroyed.
While he has 0 hit points in mist form, he can’t revert to his vampire form, and he must reach his coffin within 2 hours or be destroyed. Once in his coffin, he reverts to his vampire
Monsters
Waterdeep: Dungeon of the Mad Mage
within 2 hours or be destroyed. Once in his resting place, he reverts to his vampire form. He is then paralyzed until he regains at least 1 hit point. After spending 1 hour in his resting place with 0
to end the effect.
Children of the Night (1/Day). Zorak magically calls 2d4;{"diceNotation":"2d4","rollType":"roll","rollAction":"Children of the Night"} swarm of bats;swarms of bats or swarm of rats