monsters some with once act form for list

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

book must spend 80 hours reading and studying it to digest its contents and use its Adjusted Ability Scores, Tireless Form, Spells, Vile Lore, and Vile Speech properties. The Book of Vile Darkness

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

Ranger

Classes Player’s Handbook

wilderness. A Ranger’s talents and magic are honed with deadly focus to protect the world from the ravages of monsters and tyrants. Becoming a Ranger... As a Level 1 Character Gain all the

Ranger Traits table: Hit Point Die, proficiency with Martial weapons, proficiency in one skill of your choice from the Ranger’s skill list, and training with Light and Medium armor and Shields

Cultist of Bhaal

Monsters Forgotten Realms: Adventures in Faerûn

: Mind Spike 1/Day Each: Dimension Door, MisleadCultists of Bhaal revel in bloodshed. They enjoy the act of murder, particularly when they can use inventive methods that instill fear among witnesses

. Cultists of Bhaal sometimes form cabals of assassins or mercenaries, but they perform their brutal slaughter for the perverse love of bloodshed and honor to their sinister god rather than for

Zlan

Monsters Forgotten Realms: Adventures in Faerûn

damage and the target has the Charmed condition for 1 minute or until Zlan dies. While Charmed, the target doesn’t act as an ally to any creature. Success: Half damage only. Failure or Success: Zlan

can’t take this action again until the start of its next turn.Scheming Lich in a Monstrous, Frozen Form Zlan is a horrid, icy amalgamation of the seven liches who created the Artifact

Night Hag (Coven Variant) Legacy

Monsters Monster Manual (2014)

the following spells from the wizard’s spell list but must share the spell slots among themselves: 1st level (4 slots): identify, ray of sickness 2nd level (3 slots): hold person, locate object

","rollType":"to hit","rollAction":"Spellcasting"}.Claws.(Hag Form Only). Melee Weapon Attack: +7;{"diceNotation":"1d20+7","rollType":"to hit","rollAction":"Claws"} to hit, reach 5 ft., one target. Hit: 13

All-Purpose Tool

Magic Items Tasha’s Cauldron of Everything

Player's Handbook for a list of artisan's tools). Whatever form the tool takes, you are proficient with it. While holding this tool, you gain a bonus to the spell attack rolls and the saving throw

class list. For 8 hours, you can cast that cantrip, and it counts as an artificer cantrip for you. Once this property is used, it can't be used again until the next dawn.

Draconian Mage

Monsters Fizban's Treasury of Dragons

bipedal monsters born from dragon eggs that have been corrupted or warped by powerful magic. Most often, this corruption is a deliberate act, the work of an aspiring tyrant seeking to transform stolen eggs

. When draconians die, they do not go quietly. Instead, their lifeless bodies unleash a last act of magical violence.

Eberron Dragonshard

Equipment

the most common form of dragonshard. They are primarily refined into a glowing powder. This dragonshard dust can be used to fuel almost any act of magic. When casting a spell, you can use dragonshard

in jungle environments, notably Q’barra and the distant land of Xen’drik. In their raw form, Eberron shards are rosy crystals with crimson swirls flowing their depths. Eberron shards are

Draconian Dreadnought

Monsters Fizban's Treasury of Dragons

flames, scorching everything around them. On the world of Krynn, draconian dreadnoughts formed from silver dragon eggs are called sivak draconians. Draconians Draconians are bipedal monsters born

from dragon eggs that have been corrupted or warped by powerful magic. Most often, this corruption is a deliberate act, the work of an aspiring tyrant seeking to transform stolen eggs into a

Draconian Foot Soldier

Monsters Fizban's Treasury of Dragons

soldiers formed from brass dragon eggs are called baaz draconians. Draconians Draconians are bipedal monsters born from dragon eggs that have been corrupted or warped by powerful magic. Most often

, this corruption is a deliberate act, the work of an aspiring tyrant seeking to transform stolen eggs into a draconian army. A single corrupted egg yields several draconians of the same kind. A

Draconian Infiltrator

Monsters Fizban's Treasury of Dragons

dissolve into pools of acid. On the world of Krynn, draconian infiltrators formed from copper dragon eggs are called kapak draconians. Draconians Draconians are bipedal monsters born from dragon eggs

that have been corrupted or warped by powerful magic. Most often, this corruption is a deliberate act, the work of an aspiring tyrant seeking to transform stolen eggs into a draconian army. A single

Vegepygmy Thorny Hunter

Monsters Quests from the Infinite Staircase

saving throw or have the prone condition.Thorny hunters are bestial vegepygmies derived from the corpses of bears, dogs, and other quadrupedal Beasts. Thorny hunters act like bloodhounds, following

long as the climate remains hospitable to their fungal bodies. To learn more about vegepygmies, see Monsters of the Multiverse.Lightning, Piercing

Find Familiar Legacy

Spells Basic Rules (2014)

instead cause it to adopt a new form. Choose one of the forms from the above list. Your familiar transforms into the chosen creature. Finally, when you cast a spell with a range of touch, your

You gain the service of a familiar, a spirit that takes an animal form you choose: bat, cat, crab, frog (toad), hawk, lizard, octopus, owl, poisonous snake, fish (quipper), rat, raven, sea horse

Nonaton Modron

Monsters Planescape: Adventures in the Multiverse

Axiomatic Mind. The nonaton can’t be compelled to act in a manner contrary to its nature or its instructions. Combat Ready. The nonaton has advantage on initiative rolls. Disintegration. If

":"6d6", "rollType":"damage", "rollAction":"Pillar of Truth", "rollDamageType":"force"} force damage, and the creature reverts to its original form (if it’s in a different form) and can’t

Witherbloom Student

Backgrounds Strixhaven: A Curriculum of Chaos

and necromancy. Brewing strange concoctions with medicinal properties, exploring the anatomies of monsters, and cataloging swamp flora are the kinds of studies you might pursue at Witherbloom College

addition, if you have the Spellcasting or Pact Magic feature, the spells on the Witherbloom Spells table are added to the spell list of your spellcasting class. (If you are a multiclass character with multiple spell lists, these spells are added to all of them.)

Spitting Mimic

Monsters Icewind Dale: Rime of the Frostmaiden

Shapechanger. The mimic can use its action to polymorph into an object or back into its true, amorphous form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn't

transformed. It reverts to its true form if it dies. Adhesive (Object Form Only). The mimic adheres to anything that touches it. A Huge or smaller creature adhered to the mimic is also grappled by it

Glasswork Golem

Monsters The Wild Beyond the Witchlight

act, that creature must succeed on a DC 18 Intelligence (Investigation) check to discern that the golem is animate. Immutable Form. The golem is immune to any spell or effect that would alter its

form. Regeneration. The golem regains 10 hit points at the start of its turn. If the golem takes bludgeoning or thunder damage, this trait doesn’t function at the start of the golem’s next

Derwyth

Monsters Quests from the Infinite Staircase

Tree Shape (2/Day). Over the course of 1 minute, Derwyth can magically transform into a Huge or smaller tree and remain in that form for 24 hours or until she ends this transformation early (no

action required). Her equipment melds into her new form. While in this form, her Armor Class is 16, she has the incapacitated condition, and she can’t move or speak. Spellcasting. Derwyth is a 4th

Draconian Mastermind

Monsters Fizban's Treasury of Dragons

. Draconians Draconians are bipedal monsters born from dragon eggs that have been corrupted or warped by powerful magic. Most often, this corruption is a deliberate act, the work of an aspiring tyrant

of draconians have wings. When draconians die, they do not go quietly. Instead, their lifeless bodies unleash a last act of magical violence.

Sea Hag (Coven Variant) Legacy

Monsters Monster Manual (2014)

Amphibious. The hag can breathe air and water. Horrific Appearance. Any humanoid that starts its turn within 30 feet of the hag and can see the hag's true form must make a DC 11 Wisdom saving throw

surprised or the revelation of the hag's true form is sudden, the target can avert its eyes and avoid making the initial saving throw. Until the start of its next turn, a creature that averts its eyes

Rakdos Cultist

Backgrounds Guildmasters’ Guide to Ravnica

standard circus-style acrobatics with fire, wrought-iron spikes and hooks, and monsters. You can roll a d8 or choose from the options in the Performance Options table to determine your preferred

Guild Spells table are added to the spell list of your spellcasting class. (If you are a multiclass character with multiple spell lists, these spells are added to all of them.) Rakdos Guild Spells

Simic Scientist

Backgrounds Guildmasters’ Guide to Ravnica

advancing civilization, nature needs some help from biomancers and terraformers. If, along the way, you happen to create super-soldiers and mutant monsters that can bolster the combine’s defenses

protection and durability 2 Fin Clade, focused on movement 3 Gyre Clade, focused on cyclical patterns and metamagic 4 Guardian Project, focused on creating guard monsters and super

Tressym

Monsters Storm King's Thunder

experimentation on house cats, tressym are intelligent and have been known to form strong friendships with humanoids, particularly rangers and wizards. Tressym get along well with others of their kind

, but they rarely lair or hunt together. They peacefully ignore bats, faerie dragons, and the like, but they hate stirges and evil flying monsters such as manticores. They also enjoy teasing dogs

Sivak Draconian

Monsters Dragonlance: Shadow of the Dragon Queen

killed, their crumbling bodies mimic the form of their killers and shriek in agony. Draconians Draconians are bipedal monsters born from metallic dragon eggs that have been corrupted by a

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

damage or someone uses an action to wake it. Change Shape. The dragon magically polymorphs into a humanoid or beast that has a challenge rating no higher than its own, or back into its true form. It

reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment, hit points, Hit

Ritual Caster (Warlock) Legacy

Feats Player’s Handbook (2014)

’s spell list, and the spells you choose must have the ritual tag. The class you choose also determines your spellcasting ability for these spells: Charisma for bard, sorcerer, or warlock; Wisdom for

cleric or druid; or Intelligence for wizard. If you come across a spell in written form, such as a magical spell scroll or a wizard’s spellbook, you might be able to add it to your ritual book

Catoblepas

Monsters Mordenkainen Presents: Monsters of the Multiverse

tail is a club that can rattle body and soul if it strikes true, leaving a victim unable to act while the catoblepas feasts on its body. Blighted Territory A catoblepas’s nature as a creature of

, drinking the monsters’ milk and using them as guardians or pets. Other legends say that those of impure heart can tame a catoblepas and whisper of malevolent warlocks and wicked knights who ride them into battle.

Ritual Caster (Bard) Legacy

Feats Player’s Handbook (2014)

’s spell list, and the spells you choose must have the ritual tag. The class you choose also determines your spellcasting ability for these spells: Charisma for bard, sorcerer, or warlock; Wisdom for

cleric or druid; or Intelligence for wizard. If you come across a spell in written form, such as a magical spell scroll or a wizard’s spellbook, you might be able to add it to your ritual book

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

creature, often referring to itself using the collective pronouns “we” and “us.” Some mind flayer colonies use cranium rats as spies. The rats invade communities and act as

Headless Iron Golem

Monsters Icewind Dale: Rime of the Frostmaiden

Fire Absorption. Whenever the golem is subjected to fire damage, it takes no damage and instead regains a number of hit points equal to the fire damage dealt. Immutable Form. The golem is immune to

any spell or effect that would alter its form. Magic Resistance. The golem has advantage on saving throws against spells and other magical effects. Magic Weapons. The golem's weapon attacks are magical

Adult Silver Dragon Legacy

Monsters Basic Rules (2014)

turns, ending the effect on itself on a success. Change Shape. The dragon magically polymorphs into a humanoid or beast that has a challenge rating no higher than its own, or back into its true form

. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment, hit

Ancient Silver Dragon Legacy

Monsters Basic Rules (2014)

true form. It reverts to its true form if it dies. Any equipment it is wearing or carrying is absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment

otherwise replaced by those of the new form, except any class features or legendary actions of that form.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary

Hoard Mimic

Monsters Fizban's Treasury of Dragons

False Appearance (Hoard Form Only). If the mimic is motionless at the start of combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the mimic move or act

. The mimic transforms into a hoard or back into its true, amorphous form. Its statistics are the same in each form. Any equipment it is wearing or carrying isn’t transformed. It reverts to its

Ritual Caster Legacy

Feats Player’s Handbook (2014)

’s spell list, and the spells you choose must have the ritual tag. The class you choose also determines your spellcasting ability for these spells: Charisma for bard, sorcerer, or warlock; Wisdom for

cleric or druid; or Intelligence for wizard. If you come across a spell in written form, such as a magical spell scroll or a wizard’s spellbook, you might be able to add it to your ritual book

Ritual Caster (Cleric) Legacy

Feats Player’s Handbook (2014)

’s spell list, and the spells you choose must have the ritual tag. The class you choose also determines your spellcasting ability for these spells: Charisma for bard, sorcerer, or warlock; Wisdom for

cleric or druid; or Intelligence for wizard. If you come across a spell in written form, such as a magical spell scroll or a wizard’s spellbook, you might be able to add it to your ritual book

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