mechanics swarm with only allows from for long

Pipes of the Sewers

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

Pole of Collapsing

Magic Items Dungeon Master’s Guide

This item functions as a Pole. While holding it, you can take a Magic action to collapse it into a 1-foot-long rod for ease of storage (the pole’s weight doesn’t change) or cause the 1-foot-long rod to revert to a Pole. The rod elongates only as far as the surrounding space allows.

Hat of Many Spells

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

Quiver of Ehlonna

Magic Items Dungeon Master’s Guide

Each of the quiver’s three compartments connects to an extradimensional space that allows the quiver to hold numerous items while never weighing more than 2 pounds. The shortest compartment can

hold up to 60 Arrows, Bolts, or similar objects. The midsize compartment holds up to 18 Javelin;Javelins or similar objects. The longest compartment holds up to 6 long objects, such as bows

Ring of Mind Shielding

Magic Items Dungeon Master’s Guide

While wearing this ring, you are immune to magic that allows other creatures to read your thoughts, determine whether you are lying, know your alignment, or know your creature type. Creatures can

remove the ring, or until you die. If you die while wearing the ring, your soul enters it, unless it already houses a soul. You can remain in the ring or depart for the afterlife. As long as your soul is

Quarterstaff of the Acrobat

Magic Items Dungeon Master’s Guide

) or a 10-foot pole, or reverting it a Quarterstaff; the weapon will elongate only as far as the surrounding space allows. In certain forms, the weapon has the following additional properties

you. You can’t use this property again until you finish a Short or Long Rest. Ranged Weapon (Quarterstaff Form Only). This weapon has the Thrown property with a normal range of 30 feet and a

Weapon Master

Feats Player’s Handbook

with weapons allows you to use the mastery property of one kind of Simple or Martial weapon of your choice, provided you have proficiency with it. Whenever you finish a Long Rest, you can change the kind of weapon to another eligible kind.

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

stone cracks and turns to powder if the book rests on it long enough. Whenever a creature that isn’t a Fiend or an Undead attunes to the Book of Vile Darkness, that creature makes a DC 17

remains with you only as long as you strive to work evil in the world. If you fail to perform at least one evil act within the span of 10 days, or if you willingly perform a good act, the book

Pipes of Pestilence

Magic Items Stranger Things: Welcome to the Hellfire Club

If you play these pipes as a Magic action, you summon one Swarm of Corrupted Rats in an unoccupied space within 60 feet of yourself. The swarm is Friendly to you and your allies for as long as you

continue to play the pipes each round as a Magic action. While Friendly, the swarm is under your control, obeys your commands, and takes no action other than to defend itself if you issue it no commands

Zlan

Monsters Forgotten Realms: Adventures in Faerûn

inches long, it re-forms from that piece of chardalyn in 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Next of the Seven"} days, regaining all its Hit Points. The new body appears in the

through the accumulation of chardalyn from across Icewind Dale. Zlan’s affinity with chardalyn allows it to access information across the region and use chardalyn to corrupt those who could

Pipes of the Sewers Legacy

Magic Items Basic Rules (2014)

long as you continue to play the pipes each round as an action. A friendly swarm obeys your commands. If you issue no commands to a friendly swarm, it defends itself but otherwise takes no actions. If

unless you threaten or harm them. The pipes have 3 charges. If you play the pipes as an action, you can use a bonus action to expend 1 to 3 charges, calling forth one swarm of rats with each expended

Swarm of Cranium Rats Legacy

Monsters Volo's Guide to Monsters

Illumination. As a bonus action, the swarm can shed dim light from its brains in a 5-foot radius, increase the illumination to bright light in a 5- to 20-foot radius (and dim light for an additional

number of feet equal to the chosen radius), or extinguish the light. Innate Spellcasting (Psionics). The swarm's innate spellcasting ability is Intelligence (spell save DC 13). As long as it has more

Swarm of Hoard Scarabs

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

Swarm of Cranium Rats

Monsters Mordenkainen Presents: Monsters of the Multiverse

constituents. The rats become smarter as a result, and retain their heightened intelligence for as long as the swarm persists. The swarm also awakens latent psionic abilities implanted within each cranium

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

Swarm of Maggots

Monsters Van Richten’s Guide to Ravenloft

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.Infestation. Melee Weapon Attack: +3;{"diceNotation":"1d20+3","rollType":"to hit","rollAction":"Infestation"} to hit, reach 0 ft., one target in the swarm’s space. Hit: 10

Cranium Rat

Monsters Mordenkainen Presents: Monsters of the Multiverse

their heightened intelligence for as long as the swarm persists. The swarm also awakens latent psionic abilities implanted within each cranium rat by its mind flayer creators, bestowing upon the swarm

rats come together to form a swarm, they merge their minds into a single intelligence with the accumulated memories of all the swarm’s constituents. The rats become smarter as a result, and retain

Cranium Rat Squeaker

Monsters Planescape: Adventures in the Multiverse

Shared Telepathy. Any creature touching the cranium rat can use the rat’s telepathy if the rat allows it. If the creature knows any language, the creature can use the telepathy to communicate

large numbers, their cranium rat squeaker swarm;swarms merge into a single intelligence with enhanced psionic abilities and the accumulated memories of its constituents.Illumination. The cranium rat sheds dim light from its exposed brain in a 5-foot radius or extinguishes the light.

Neogi Hatchling Swarm

Monsters Spelljammer: Adventures in Space

Spider Climb. The swarm can climb difficult surfaces, including upside down on 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 neogi hatchling. The swarm can’t regain hit points or gain temporary hit points.Swarm of Bites. Melee Weapon Attack: +3

Swarm of Gibberlings

Monsters Quests from the Infinite Staircase

Aversion to Fire. If the swarm takes fire damage, it has disadvantage on attack rolls and ability checks until the end of its next turn. Incessant Gibberish. Any non-gibberling that is within 60

feet of the swarm and doesn’t have the deafened condition has disadvantage on Constitution saving throws to maintain concentration on spells and similar effects. Swarm. The swarm can occupy

Locathah

Species Locathah Rising

THIS IS NONCORE D&D MATERIAL These game mechanics are usable in your campaign if your DM allows them but not refined by final game design and editing. Featured in Ghosts of Saltmarsh, these

Way of the Long Death

Classes Sword Coast Adventurer's Guide

Monks of the Way of the Long Death are obsessed with the meaning and mechanics of dying. They capture creatures and prepare elaborate experiments to capture, record, and understand the moments of

Way of the Long Death (SCAG)

Classes Sword Coast Adventurer's Guide

Monks of the Way of the Long Death are obsessed with the meaning and mechanics of dying. They capture creatures and prepare elaborate experiments to capture, record, and understand the moments of

Long Sword

Equipment

Proficiency with a Long Sword allows you to add your proficiency bonus to the attack roll for any attack you make with it.

Efficient Quiver Legacy

Magic Items Basic Rules (2014)

Each of the quiver's three compartments connects to an extradimensional space that allows the quiver to hold numerous items while never weighing more than 2 pounds. The shortest compartment can hold

up to sixty arrows, bolts, or similar objects. The midsize compartment holds up to eighteen javelins or similar objects. The longest compartment holds up to six long objects, such as bows

Kobold Inventor

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

Kobold Inventor Legacy

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

Find the Path Legacy

Spells Basic Rules (2014)

This spell allows you to find the shortest, most direct physical route to a specific fixed location that you are familiar with on the same plane of existence. If you name a destination on another

plane of existence, a destination that moves (such as a mobile fortress), or a destination that isn't specific (such as "a green dragon's lair"), the spell fails. For the duration, as long as you are on

Ring of Mind Shielding Legacy

Magic Items Basic Rules (2014)

While wearing this ring, you are immune to magic that allows other creatures to read your thoughts, determine whether you are lying, know your alignment, or know your creature type. Creatures can

you die. If you die while wearing the ring, your soul enters it, unless it already houses a soul. You can remain in the ring or depart for the afterlife. As long as your soul is in the ring, you can telepathically communicate with any creature wearing it. A wearer can't prevent this telepathic communication.

Grung

Species One Grung Above

THIS IS NONCORE D&D MATERIAL These game mechanics are usable in your campaign if your DM allows them but not refined by final game design and editing. Grungs are aggressive froglike

lethargic and compliant. A creature afflicted in this way over a long period of time becomes a shell of its former self and can be restored to normalcy only by magic.

Pole of Collapsing Legacy

Magic Items Xanathar's Guide to Everything

While holding this 10-foot pole, you can use an action to speak a command word and cause it to collapse into a 1-foot-long rod, for ease of storage. The pole’s weight doesn’t change. You

can use an action to speak a different command word and cause the rod to revert to a pole; however, the rod will elongate only as far as the surrounding space allows.

Male Steeder Legacy

Monsters Out of the Abyss

Spider Climb. The steeder can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check. Extraordinary Leap. The distance of the steeder's long jumps is

tripled; every foot of its walking speed that it spends on the jump allows it to jump 3 feet.Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Bite"} to hit, reach

Female Steeder

Monsters Mordenkainen Presents: Monsters of the Multiverse

Extraordinary Leap. The distance of the steeder’s long jumps is tripled; every foot of its walking speed that it spends on the jump allows it to move 3 feet. Spider Climb. The steeder can

begins shortly after the steeder hatches. As it grows, its rider works with it to direct its predatory instincts. Rather than spinning webs, steeders excrete a viscous substance from their legs. This goo allows them to creep along walls and ceilings and to grapple prey.

Female Steeder Legacy

Monsters Out of the Abyss

Spider Climb. The steeder can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check. Extraordinary Leap. The distance of the steeder's long jumps is

tripled; every foot of its walking speed that it spends on the jump allows it to move 3 feet.Bite. Melee Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Bite"} to hit, reach

Male Steeder

Monsters Mordenkainen Presents: Monsters of the Multiverse

Extraordinary Leap. The distance of the steeder’s long jumps is tripled; every foot of its walking speed that it spends on the jump allows it to jump 3 feet. Spider Climb. The steeder can

begins shortly after the steeder hatches. As it grows, its rider works with it to direct its predatory instincts. Rather than spinning webs, steeders excrete a viscous substance from their legs. This goo allows them to creep along walls and ceilings and to grapple prey.

Gibberling

Monsters Quests from the Infinite Staircase

. Loud and shrill, their exasperating nonsense distracts even the most focused creatures. Swarm of Gibberlings;Gibberling swarms are heard long before they are seen. The first gibberlings were spawned

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