build bat during creatures released

Hat of Vermin

Magic Items Dungeon Master’s Guide

This hat has 3 charges. While holding the hat, you can take a Magic action to expend 1 charge and summon your choice of a Bat, a Frog, or a Rat. The summoned creature magically appears in the hat and

tries to get away from you as quickly as possible. The creature is Indifferent toward you and other creatures, and it isn’t under your control. It behaves as an ordinary creature of its kind

Calimemnon Crystal

Magic Items Forgotten Realms: Adventures in Faerûn

six rays of volatile energy from the crystal at one or more creatures within 60 feet. You can aim the rays at one target or at several. For each ray, choose one of the following effects: Damage Ray

destroyed. Nothing else can harm it. When the crystal is destroyed, all the genies in the crystal are released.

Xvart

Monsters Mordenkainen Presents: Monsters of the Multiverse

Black Sewers, a realm within Pandemonium that he filled with his beloved creatures, rat;rats and bat;bats, which xvarts befriend to this day. He enjoyed his reign only briefly before Graz’zt

Raxivort’s Tongue. The xvart can communicate with ordinary bat;bats and rat;rats, as well as giant bat;giant bats and giant rat;giant rats.Shortsword. Melee Weapon Attack: +4;{"diceNotation

Dunbarrow Witch

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

, while others animate furniture, weapons, or other objects. Feel free to build encounters with witches that include additional creatures such as animated armor, a flying sword, a rug of smothering, or a Tiny Beast acting as a spy.

":"Polymorph Concoction"}): 1, bat; 2, frog; 3, lizard; or 4, rat. This transformation lasts for 1 hour or until the creature drops to 0 hit points in its new form. Shattered Shards. The witch targets a

Cave Fisher

Monsters Mordenkainen Presents: Monsters of the Multiverse

cave fisher, and the cave fisher makes one Claw attack against it. Anyone else who was attached to the filament is released. Until the grapple ends on the target, the cave fisher can’t use Adhesive

, which the creature uses to snag prey. A cave fisher usually hunts small animals and is particularly fond of bat;bats, so it stretches a filament over an opening that such prey might travel through. It

Fractine

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

move through other creatures and objects as if they were difficult terrain, but it takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Two-Dimensionality","rollDamageType":"force

creature trapped in its demiplane, that creature is released when the fractine splits, reappearing in an unoccupied space as close to the new fractines as possible.A fractine is a bizarre, two

Xvart Warlock of Raxivort

Monsters Mordenkainen Presents: Monsters of the Multiverse

transform even a creature as lowly as Raxivort into a demigod. After his apotheosis, Raxivort forged the Black Sewers, a realm within Pandemonium that he filled with his beloved creatures, rat;rats and bat

Raxivort’s Blessing. When the xvart reduces an enemy to 0 hit points, the xvart gains 4 temporary hit points. Raxivort’s Tongue. The xvart can communicate with ordinary bat;bats and rat

Giant Space Hamster

Monsters Spelljammer: Adventures in Space

","rollAction":"Bite","rollDamageType":"piercing"} piercing damage.Giant space hamsters are cute, plant-eating rodents as big as brown bears. They tend to avoid other creatures, especially threatening ones, but

they can be trained to serve as mounts and beasts of burden. Gnomes have tried to build spelljamming ships powered by giant space hamster wheels, so far without success. Space Hamsters Space

Battle Standard of Infernal Power

Magic Items Baldur’s Gate: Descent into Avernus

immunity to all types of damage except force damage. If killed or somehow released, the quasit disappears in a cloud of smoke, and a new one appears in the cage, provided the cage is intact. While

you hold the banner, your weapon attacks and those of all allied creatures within 300 feet of you count as magical for the purposes of overcoming damage immunities and resistances.

Stirge Legacy

Monsters Basic Rules (2014)

a cross between a large bat and an oversized mosquito. Its legs end in sharp pincers, and its long, needle-like proboscis slashes the air as it seeks to feed on the blood of living creatures.

Conjure Animals Legacy

Spells Basic Rules (2014)

disappears when it drops to 0 hit points or when the spell ends. The summoned creatures are friendly to you and your companions. Roll initiative for the summoned creatures as a group, which has its own

turns. They obey any verbal commands that you issue to them (no action required by you). If you don't issue any commands to them, they defend themselves from hostile creatures, but otherwise take no

Conjure Fey Legacy

Spells Basic Rules (2014)

. Sample Creatures CR Creature Name 0 Frog, Sea Horse, Baboon, Badger, Bat, Cat, Crab, Deer, Eagle, Giant Fire Beetle, Goat, Hawk, Hyena, Jackal, Lizard, Octopus, Owl, Quipper, Rat

defends itself from hostile creatures but otherwise takes no actions. If your concentration is broken, the fey creature doesn't disappear. Instead, you lose control of the fey creature, it becomes

Nightwalker

Monsters Mordenkainen Presents: Monsters of the Multiverse

ends. Most individuals prove unequal to the task. Those not destroyed outright are sometimes drawn inside the plane and replaced by nightwalkers—terrifying Undead creatures that devour all life

sucks the life and soul from creatures, annihilating most at once. The few who survive by sheer luck or by harnessing some rare form of protective magic soon discover that they can’t leave as easily

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

target (escape DC 18). Bite (Bat or Vampire Form Only). Melee Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to hit","rollAction":"Bite"} to hit, reach 5 ft., one willing creature, or a creature

Lord's Ensemble

Magic Items Waterdeep: Dragon Heist

altered to sound genderless, and you are immune to magic that allows other creatures to read your thoughts, to determine whether you are lying, to know your alignment, or to know your creature type

. Creatures can communicate telepathically with you only if you allow it. Lord’s Amulet. This amulet bears the crest of Waterdeep. It functions as an amulet of proof against detection and location

Dolgrim

Monsters Eberron: Rising from the Last War

personality — sadistic, bloodthirsty, and brutally dedicated to serving itself. Small numbers of these creatures sometimes make their way to the surface, often under the command of dolgaunt;dolgaunts

, and undertaking missions advancing the inscrutable schemes of their malevolent masters. But great hordes of dolgrims remain clustered in Khyber with the daelkyr, dreaming of the day when they will be released into Eberron to feast and destroy.

Clockwork Horror

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

precious metal. They roam Wildspace in commandeered spelljamming ships, gathering the precious metals and crystals they need to build more of their kind. Clockwork horrors have no goal beyond replication

and will stop at nothing to create new clockwork horrors. The time it takes for a clockwork horror to build another of its kind, assuming it has the requisite materials, is approximately ten days

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

damage. Instead of dealing damage, the vampire can grapple the target (escape DC 18). Bite. (Bat or Vampire Form Only). Melee Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to hit","rollAction

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

). Bite. (Bat or Vampire Form Only). Melee Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to hit","rollAction":"Bite"} to hit, reach 5 ft., one willing creature, or a creature that is grappled by

Troglodyte Legacy

Monsters Monster Manual (2014)

relying on constant raids and hunting to survive. They take sadistic pleasure in hunting intelligent creatures weaker than themselves and show no mercy toward those they capture and drag back to their

in a frenzy. Troglodytes make little and build less, scavenging their possessions from their prey. They understand the value of metal weapons and armor, and fight among one another for the right to

Tloques-Popolocas

Monsters Tales from the Yawning Portal

needing to make an ability check. Shapechanger. If Tloques-Popolocas isn't in sunlight or running water, it can use its action to polymorph into a Tiny bat, or back into its true form. While in bat

":"roll","rollAction":"Children of the Night"} swarm of bats;swarms of bats, provided that the sun isn't up. The called creatures arrive in 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction

Zorak Lightdrinker

Monsters Waterdeep: Dungeon of the Mad Mage

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

":"1d8+4","rollType":"damage","rollAction":"Unarmed Strike","rollDamageType":"bludgeoning"} bludgeoning damage. Instead of dealing damage, Zorak can grapple the target (escape DC 18). Bite. (Bat or Vampire

Grieving Tree

magic-items

Points but is still alive, that creature is healed 1d4 + 1 Hit Points and the same amount is subtracted from the pool. Prisoners of the Tree. The tree can hold up to four creatures (or their corpses) at a

time. A creature that is within 5 feet of a prisoner can attempt to free it from the tree by making a DC 20 Strength (Athletics) check. On a success, the prisoner is freed, and both creatures take

Neogi Pirate

Monsters Spelljammer: Adventures in Space

and the Ethereal Plane. They left their home world long ago to conquer and devour creatures in other realms. During this era, they dominated umber hulk;umber hulks and used them to build sleek, spidery ships capable of traversing the multiverse.

Nightmare Haunt

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

hit points equal to 5 times the number of unconscious creatures within 30 feet of itself.Multiattack. The nightmare haunt makes two Claw attacks. Claw. Melee Weapon Attack: +6;{"diceNotation":"1d20+6

is also considered difficult terrain for creatures other than the nightmare haunt for the duration of its effect. A creature that starts its turn in the area and is already restrained by the tendrils

Memory Web

Monsters Quests from the Infinite Staircase

hours in a telepathic deluge. Hazy, dreamlike visions of these discharged memories lodge in the minds of creatures up to 120 feet from the memory web.Ensnare. Melee Weapon Attack: +5;{"diceNotation

. Some of these memories lodge themselves in the minds of nearby creatures as dreamlike recollections, potentially spurring their inheritors to action. The Memory Web Memories table presents adventure

Neogi Hatchling Swarm

Monsters Spelljammer: Adventures in Space

, as well as on the Astral Plane and the Ethereal Plane. They left their home world long ago to conquer and devour creatures in other realms. During this era, they dominated umber hulk;umber hulks and

used them to build sleek, spidery ships capable of traversing the multiverse.Bludgeoning, Piercing, Slashing

Mite

Monsters Mordenkainen's Fiendish Folio Volume 1

effect of the hex when it does so. It can then ignore the effect of the hex until the end of its turn.Mites are vexing fey creatures that delight in causing minor havoc and playing irritating pranks

next morning, the creature feels strangely refreshed. Then on the night of the next new moon, the dug-up earth stirs and a pack of mites emerges. Born of frustration and anger, these creatures exist

Neogi Hatchling

Monsters Mordenkainen Presents: Monsters of the Multiverse

their home world long ago to conquer and devour creatures in other realms. During this era, they dominated umber hulk;umber hulks and used them to build sleek, spidery ships capable of traversing the multiverse.

Chitine

Monsters Mordenkainen Presents: Monsters of the Multiverse

. Long ago, the cult of Lolth first subjected elf prisoners to horrible rituals that transformed them into creatures with both elven and spider traits, which their creators dubbed chitines. The intention

her worshipers’ rituals. The process usually transformed subjects into the spindly creatures her devotees expected, but occasionally, an elf changed into a choldrith: an arachnid Monstrosity able

Tlincalli

Monsters Mordenkainen Presents: Monsters of the Multiverse

target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Tlincallis, also called scorpion folk, are chitin-covered creatures with a humanlike upper body

and the lower body of an enormous scorpion, complete with a stinger at the end of a long tail. These desert creatures range across arid lands, hunting at dawn and dusk. In the hours between, they wait

Soul Coin

Magic Items Baldur’s Gate: Descent into Avernus

served or the outer plane most closely tied to its alignment (DM’s choice). The souls of lawful evil creatures released from soul coins typically emerge from the River Styx as lemure;lemure devils

trapped within it, as does expending all of the coin’s charges. The coin itself rusts from within and is destroyed once the soul is released. A freed soul travels to the realm of the god it

Keresta Delvingstone

Monsters Waterdeep: Dungeon of the Mad Mage

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

. (Bat or Vampire Form Only). Melee Weapon Attack: +9;{"diceNotation":"1d20+9","rollType":"to hit","rollAction":"Bite"} to hit, reach 5 ft., one willing creature, or a creature that is grappled by Keresta

Vegepygmy Chief

Monsters Mordenkainen Presents: Monsters of the Multiverse

tapping. Vegepygmies build and craft little; any gear they have is acquired from other creatures or built by copying simple construction they have witnessed. Russet Mold Few know for sure where

ages, it grows tougher and develops spore clusters on its body. Other vegepygmies defer to these so-called chiefs. A chief can expel its spores in a burst, infecting nearby creatures. If a creature

Neogi Void Hunter

Monsters Spelljammer: Adventures in Space

Material Plane, as well as on the Astral Plane and the Ethereal Plane. They left their home world long ago to conquer and devour creatures in other realms. During this era, they dominated umber hulk;umber

hulks and used them to build sleek, spidery ships capable of traversing the multiverse.Enslave (Recharges after a Short or Long Rest). The neogi targets one creature it can see within 30 feet of

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