master swarm with only advanced form for led

Pipes of the Sewers

Magic Items Dungeon Master’s Guide

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 wasted. Called swarms move toward the

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

Animal Lord (Sage)

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

a Medium or Small Humanoid, or it returns to its true form. Its game statistics, other than its size, are the same in each form. Any equipment it is wearing or carrying isn’t transformed.

Animal Lord

Monsters Monster Manual

. Pesky Swarm (Sage Only). 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

or a Medium or Small Humanoid, or it returns to its true form. Its game statistics, other than its size, are the same in each form. Any equipment it is wearing or carrying isn’t transformed.

Fighter

Classes Player’s Handbook

mercenaries—as Fighters, they all share an unparalleled prowess with weapons and armor. And they are well acquainted with death, both meting it out and defying it. Fighters master various

weapon techniques, and a well-equipped Fighter always has the right tool at hand for any combat situation. Likewise, a Fighter is adept with every form of armor. Beyond that basic degree of familiarity

Sammaster (Dracolich Form)

Monsters Forgotten Realms: Adventures in Faerûn

until he is reduced to 0 Hit Points. If Sammaster is reduced to 0 Hit Points, his dracolich form dissolves to dust. After 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Soul Gem"} days

, he appears in an unoccupied space within 5 feet of his soul gem (so long as the gem still exists), using the Sammaster (Lich Form) stat block. The gem is a Tiny object that has AC 20; HP 50; and

Sammaster (Lich Form)

Monsters Forgotten Realms: Adventures in Faerûn

Resistance. Sammaster has Advantage on saving throws against spells and other magical effects. Soul Gem. If Sammaster is reduced to 0 Hit Points while his magical soul gem exists, his lich form dissolves

to dust. After 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Soul Gem"} days, he appears in the space of his soul gem, using the Sammaster (Dracolich Form) stat block. The gem is a

Orb of Damara

Magic Items Forgotten Realms: Adventures in Faerûn

Artifact has the following random properties (see chapter 7 of the Dungeon Master’s Guide): 2 minor beneficial properties 2 minor detrimental properties Spellcasting. The orb has 6 charges

reverts to its original form and the orb reappears outside its body. Destroying the Orb. If an Ancient Gold Dragon willingly swallows the orb, the orb and the dragon are both destroyed.

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

Pipes of the Sewers Legacy

Magic Items Basic Rules (2014)

charge, provided that enough rat;rats are within half a mile of you to be called in this fashion (as determined by the GM). If there aren't enough rat;rats to form a swarm, the charge is wasted. Called

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

Swarmkeeper

Classes Tasha’s Cauldron of Everything

character’s bond with nature spirits. Take the opportunity to describe the swarm and the ranger’s magic in play. For example, when your ranger casts gaseous form, they might appear to melt

Feeling a deep connection to the environment around them, some rangers reach out through their magical connection to the world and bond with a swarm of nature spirits. The swarm becomes a potent

Imp (Familiar Variant) Legacy

Monsters Monster Manual (2014)

Shapechanger. The imp can use its action to polymorph into a beast form that resembles a rat (speed 20 ft.), a raven (20 ft., fly 60 ft.), or a spider (20 ft., climb 20 ft.), or back into its true

form. Its statistics are the same in each form, except for the speed changes noted. Any equipment it is wearing or carrying isn't transformed. It reverts to its true form if it dies. Devil's Sight

Cranium Rat

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

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

Flumph Legacy

Monsters Monster Manual (2014)

Advanced Telepathy. The flumph can perceive the content of any telepathic communication used within 60 feet of it, and it can’t be surprised by creatures with any form of telepathy. Prone

Swarm of Cranium Rats

Monsters Mordenkainen Presents: Monsters of the Multiverse

ordinary rats and behave as such. If enough cranium rats come together to form a swarm, they merge their minds into a single intelligence with the accumulated memories of all the swarm’s

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

Quasit (familiar variant) Legacy

Monsters Monster Manual (2014)

Shapechanger. The quasit can use its action to polymorph into a beast form that resembles a bat (speed 10 ft. fly 40 ft.), a centipede (40 ft., climb 40 ft.), or a toad (40 ft., swim 40 ft.), or back

into its true form. Its statistics are the same in each form, except for the speed changes noted. Any equipment it is wearing or carrying isn't transformed. It reverts to its true form if it dies

Swarmkeeper (TCoE)

Classes Tasha’s Cauldron of Everything

character’s bond with nature spirits. Take the opportunity to describe the swarm and the ranger’s magic in play. For example, when your ranger casts gaseous form, they might appear to melt

Feeling a deep connection to the environment around them, some rangers reach out through their magical connection to the world and bond with a swarm of nature spirits. The swarm becomes a potent

Grim Champion of Pestilence

Monsters The Book of Many Things

Halo of Pestilence. The champion is surrounded by an aura of deadly magic that takes the form of a host of glowing white insects. Each creature that starts its turn within 10 feet of the champion

, the Grim Champion of Pestilence is nonetheless a fearsome entity of sickness and blight. A swarm of insects surrounds him in a mockery of a halo, and debilitating plagues flow from his fingertips

Deep Scion

Monsters Mordenkainen Presents: Monsters of the Multiverse

certain, but when it works, the magic transforms an air-breathing person into a shapeshifter that can take on an aquatic form. A deep scion emerges from the depths in service to their underwater master

Amphibious (Hybrid Form Only). The deep scion can breathe air and water.Multiattack. The deep scion makes two Battleaxe attacks, or it makes one Bite attack and two Claw attacks. Battleaxe. Melee

Rosie Beestinger

Monsters Acquisitions Incorporated

, silenceMultiattack. Rosie makes three attacks, then makes two unarmed strike attacks. Staff of the Master (+1 Quarterstaff). Melee Weapon Attack: +6;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Staff

of the Master"} to hit, reach 5 ft., one target. Hit: 7 (1d6 + 4);{"diceNotation":"1d6+4","rollType":"damage","rollAction":"Staff of the Master","rollDamageType":"bludgeoning"} bludgeoning damage, or 8

Ooze Master

Monsters Tales from the Yawning Portal

Corrosive Form. A creature that touches the Ooze Master or hits it with a melee attack while within 5 feet of it takes 9 (2d8);{"diceNotation":"2d8","rollType":"damage","rollAction":"Corrosive Form

","rollDamageType":"acid"} acid damage. Any nonmagical weapon that hits the Ooze Master corrodes. After dealing damage, the weapon takes a permanent and cumulative −1 penalty to damage rolls. If its

Deep Scion Legacy

Monsters Volo's Guide to Monsters

Shapechanger. The deep scion can use its action to polymorph into a humanoid-piscine hybrid form, or back into its true form. Its statistics, other than its speed, are the same in each form. Any

equipment it is wearing or carrying isn't transformed. The deep scion reverts to its true form if it dies. Amphibious (Hybrid Form Only). The deep scion can breathe air and water.Multiattack. In humanoid

Golgari Agent

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

Aurnozci

Monsters The Book of Many Things

, or half as much damage on a successful one.The demon lord Aurnozci is a wormlike horror of fiery flesh and toxic seepage. In its present form, Aurnozci can’t leave Xulregg, the Abyssal layer

leader, a masked archmage called the Eye of Aurnozci. Aurnozci’s followers believe the demon lord’s imprisonment is coming to an end, and soon the Caged Worm will shed its current form and

Metallic Warbler

Monsters Fizban's Treasury of Dragons

Immutable Form. The warbler is immune to any spell or effect that would alter its form. Telepathic Bond. While the warbler is on the same plane of existence as its master, it can magically convey

what it senses to its master, and the two can communicate telepathically with each other.Claw. Melee Weapon Attack: +4;{"diceNotation":"1d20+4", "rollType":"to hit", "rollAction":"Claw"} to hit, reach 5

Yuan-ti Malison (Type 3) Legacy

Monsters Monster Manual (2014)

Shapechanger. The yuan-ti can use its action to polymorph into a Medium snake, or back into its true form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn&rsquo

;t transformed. It doesn’t change form if it dies. Innate Spellcasting (Yuan-ti Form Only). The yuan-ti’s innate spellcasting ability is Charisma (spell save DC 13). The yuan-ti can

Iron Defender

Monsters Eberron: Rising from the Last War

Keen Senses. The defender has advantage on Wisdom (Perception) checks. Telepathic Bond. While the defender is on the same plane of existence as its master, it can magically convey what it senses to

its master, and the two can communicate telepathically.Bite. Melee Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Bite"} to hit, reach 5 ft., one target. Hit: 6 (1d6 + 3

Metallic Peacekeeper

Monsters Fizban's Treasury of Dragons

Immutable Form. The peacekeeper is immune to any spell or effect that would alter its form. Telepathic Bond. While the peacekeeper is on the same plane of existence as its master, it can magically

convey what it senses to its master, and the two can communicate telepathically with each other.Multiattack. The peacekeeper makes two Slam attacks. Slam. Melee Weapon Attack: +5;{"diceNotation":"1d20

Crown of Lies

Magic Items Vecna: Eve of Ruin

Dark Powers released Kas. From there, Kas set out to ruin his former master. Should Kas fail, the Dark Powers will reclaim him. The crown is made of burnished and entwined metal rods. To attune to it

(see the Dungeon Master’s Guide for options): 1 minor beneficial property 1 major beneficial property 1 minor detrimental property Perfect Disguise. While attuned to the crown, you can

Vampire Legacy

Monsters Basic Rules (2014)

Shapechanger. If the vampire isn’t in sunlight or running water, it can use its action to polymorph into a Tiny bat or a Medium cloud of mist, or back into its true form. While in bat form

, but nothing it is carrying does. It reverts to its true form if it dies. While in mist form, the vampire can’t take any actions, speak, or manipulate objects. It is weightless, has a flying

Vampire Spellcaster Legacy

Monsters Monster Manual (2014)

Shapechanger. If the vampire isn't in sunlight or running water, it can use its action to polymorph into a Tiny bat or a Medium cloud of mist, or back into its true form. While in bat form, the

it is carrying does. It reverts to its true form if it dies. While in mist form, the vampire can't take any actions, speak, or manipulate objects. It is weightless, has a flying speed of 20 feet, can

Flapjack the Flumph

Monsters Spelljammer: Adventures in Space

Advanced Telepathy. Flapjack can perceive the content of any telepathic communication used within 60 feet of it, and it can’t be surprised by creatures with any form of telepathy. Prone

Vampire Warrior Legacy

Monsters Monster Manual (2014)

Shapechanger. If the vampire isn't in sunlight or running water, it can use its action to polymorph into a Tiny bat or a Medium cloud of mist, or back into its true form. While in bat form, the

it is carrying does. It reverts to its true form if it dies. While in mist form, the vampire can't take any actions, speak, or manipulate objects. It is weightless, has a flying speed of 20 feet, can

Black Crystal Tablet

Magic Items Waterdeep: Dungeon of the Mad Mage

Any creature that attunes to the tablet must make a DC 20 Wisdom saving throw at the end of its next long rest. On a failed save, the creature becomes afflicted with a random form of long-term

madness (see “Madness” in chapter 8 of the Dungeon Master’s Guide). As an action, a creature attuned to the Black Crystal Tablet can use it to cast eyebite or gate (the portal created by

Animated Coffin

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

sardines 3 A groaning mummy 4 A patch of yellow mold (see the Dungeon Master’s Guide) 5 A slumbering vampire spawn 6 A portal to the Path of Graves (detailed in Adventure Atlas: The Mortuary) Poison, Psychic

Baba Lysaga

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

). Baba Lysaga summons 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Summon Swarms of Insects"} swarm of insects;swarms of insects. A summoned swarm appears in an unoccupied space within 60

D&D Beyond

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