containing reaction grow to have replace

Alter Self

Spells Player’s Handbook

You alter your physical form. Choose one of the following options. Its effects last for the duration, during which you can take a Magic action to replace the option you chose with a different one

. Aquatic Adaptation. You sprout gills and grow webs between your fingers. You can breathe underwater and gain a Swim Speed equal to your Speed. Change Appearance. You alter your appearance. You decide

Ice Devil

Monsters Monster Manual

Hells. Magic Resistance. The devil has Advantage on saving throws against spells and other magical effects.Multiattack. The devil makes three Ice Spear attacks. It can replace one attack with a Tail

"} Cold damage. Until the end of its next turn, the target can’t take a Bonus Action or Reaction, its Speed decreases by 10 feet, and it can move or take one action on its turn, not both. Hit or

Dracolich

Monsters Monster Manual

ritual consumes.Multiattack. The dracolich makes three Rend attacks. It can replace one attack with a use of Spellcasting to cast Ray of Sickness (level 2 version). Rend. Melee Attack Roll: +13

turn.Dracolich Lairs A dracolich lurks in a corrupted version of the lair it had in life. The region containing a dracolich’s lair is warped by its presence, creating the following effects: Sapping Mist

Ironscale Hydra

Monsters Mythic Odysseys of Theros

each head regrown in this way. Reactive Heads. For each head the hydra has beyond one, it gets an extra reaction that can be used only for opportunity attacks. Wakeful. While the hydra sleeps, at least

legendary hydra Polukranos. Territorial Terrors. During their early years, hydras feed their rapid growth by terrorizing the land. When they grow large enough, they look for a territory to claim as

Gadabout

Monsters Monstrous Compendium Vol. 1: Spelljammer Creatures

target to escape the grapple causes the gadabout to use its reaction to move into the nearest unoccupied space. While grappled by the gadabout, the target determines where the gadabout moves on the

to date who know how to grow gadabouts. Since gadabouts don’t generate seeds, each one is a valuable commodity. Mercane and dohwar merchants who come into possession of a healthy gadabout might sell it for 2,500 gp or more.Fire

Graz'zt

Monsters Mordenkainen Presents: Monsters of the Multiverse

effects.Multiattack. Graz’zt makes two Wave of Sorrow attacks. He can replace one attack with a use of Spellcasting. Wave of Sorrow (Greatsword). Melee Weapon Attack: +13;{"diceNotation":"1d20

one Wave of Sorrow attack. Dance, My Puppet! One creature charmed by Graz’zt that Graz’zt can see must use its reaction to move up to its speed as Graz’zt directs.The appearance of

Fulminating Treatise

Magic Items Tasha’s Cauldron of Everything

expend 1 charge to replace one of your prepared wizard spells with a different spell in the book. The new spell must be of the evocation school. When one creature you can see takes damage from an

evocation spell you cast, you can use your reaction and expend 1 charge to deal an extra 2d6 force damage to the creature and knock the creature prone if it is Large or smaller.

Zuggtmoy Legacy

Monsters Out of the Abyss

lair, instead of on herself. Regional Effects The region containing Zuggtmoy’s lair is warped by her magic, creating one or more of the following effects: Molds and fungi grow on surfaces

Thrall. When Zuggtmoy is hit by an attack, one creature within 5 feet of Zuggtmoy that is charmed by her must use its reaction to be hit by the attack instead.Zuggtmoy can take 3 legendary actions

Atlas of Endless Horizons

Magic Items Tasha’s Cauldron of Everything

ways while holding it: If you spend 1 minute studying the book, you can expend 1 charge to replace one of your prepared wizard spells with a different spell in the book. The new spell must be of the

conjuration school. When you are hit by an attack, you can use your reaction to expend 1 charge to teleport up to 10 feet to an unoccupied space you can see. If your new position is out of range of the attack, it misses you.

Duplicitous Manuscript

Magic Items Tasha’s Cauldron of Everything

the charges in the following ways while holding it: If you spend 1 minute studying the book, you can expend 1 charge to replace one of your prepared wizard spells with a different spell in the

throw against an illusion spell you cast, you can use your reaction and expend 1 charge to impose disadvantage on the roll.

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

effects. Two Heads. Demogorgon has advantage on saving throws against being blinded, deafened, stunned, or knocked unconscious.Multiattack. Demogorgon makes two Tentacle attacks. He can replace one attack

its action, reaction, and movement. Spellcasting. Demogorgon casts one of the following spells, requiring no material components and using Charisma as the spellcasting ability (spell save DC 23

Astromancy Archive

Magic Items Tasha’s Cauldron of Everything

can use the charges in the following ways while holding it: If you spend 1 minute studying the archive, you can expend 1 charge to replace one of your prepared wizard spells with a different spell

in the archive. The new spell must be of the divination school. When a creature you can see within 30 feet of you makes an attack roll, an ability check, or a saving throw, you can use your reaction

Polukranos

Monsters Mythic Odysseys of Theros

beyond one, it gets an extra reaction that can be used only to make opportunity attacks. Siege Monster. Polukranos deals double damage to objects and structures. Wakeful. While Polukranos sleeps, at

gods, like the legendary hydra Polukranos. Territorial Terrors. During their early years, hydras feed their rapid growth by terrorizing the land. When they grow large enough, they look for a

Goose Mother

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

an extra reaction that can be used only for opportunity attack;opportunity attacks. Wakeful. While the Goose Mother sleeps, at least one of its heads is awake.Multiattack. The Goose Mother makes as

hour. Sometimes these eggs hatch into clutches of young geese that grow up to terrorize the marshes of Eldraine. Other times, the eggs contain trinkets or valuables. The fae folk of Eldraine’s

Death's Head

Monsters Van Richten’s Guide to Ravenloft

Intelligence saving throw or it can’t take a reaction until the end of its next turn. Moreover, on its next turn, the target must choose whether it gets a move, an action, or a bonus action; it gets only

minds or petrify the bodies of its victims. Death’s Head Tree In cursed wilds grow death’s head trees, awakened tree;awakened trees from which 2d6;{"diceNotation":"2d6","rollType":"roll

Yeenoghu Legacy

Monsters Out of the Abyss

condition. Each gnoll or hyena that Yeenoghu can see can use its reaction to move up to its speed. Until the next initiative count 20, all gnoll;gnolls and hyena;hyenas within the lair are enraged

, causing them to have advantage on melee weapon attack rolls and causing attack rolls to have advantage against them. Regional Effects The region containing Yeenoghu’s lair is warped by his

Yeenoghu

Monsters Mordenkainen Presents: Monsters of the Multiverse

or hyena that Yeenoghu can see can use its reaction to move up to its speed. Regional Effects The region containing Yeenoghu’s lair is warped by his magic, creating one or more of the

display of wasteful slaughter. Spiky Terrain. Within 1 mile of the lair, large iron spikes grow out of the ground and stone surfaces. Yeenoghu impales the bodies of the slain on these spikes. If

Otyugh Mutate

Monsters Phandelver and Below: The Shattered Obelisk

or Tentacle attacks. It can replace one of these attacks with Chitin Slam. Bite. Melee Weapon Attack: +7;{"diceNotation":"1d20+7", "rollType":"to hit", "rollAction":"Bite"} to hit, reach 5 ft., one

. Mutates often gain psionic abilities, grow wings, become covered in otherworldly slime, or exhibit other unsettling traits. Specific mutated creatures are further described in appendix A.Poison

Zuggtmoy

Monsters Mordenkainen Presents: Monsters of the Multiverse

. One creature charmed by Zuggtmoy that she can see must use its reaction, if available, to move up to its speed as she directs or to make one weapon attack against a target that she designates.The Demon

herself. Regional Effects The region containing Zuggtmoy’s lair is warped by her magic, creating one or more of the following effects: Corrupted Nature. Within 6 miles of the lair, all Wisdom

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

use this opportunity to replace his hated rival. Among the archdevils, Geryon is known for his martial prowess. He is a ferocious hunter and a relentless tracker. He often joins his troops in battle

Effects The region containing Geryon’s lair is warped by his magic, creating one or more of the following effects: Chilling Wind. Freezing strong winds howl around the area within 1 mile of

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

opportunity to replace his hated rival. Among the archdevils, Geryon is known for his martial prowess. He is a ferocious hunter and a relentless tracker. He often joins his troops in battle; he loves

The region containing Geryon’s lair is warped by his magic, creating one or more of the following effects: Chilling Wind. Freezing strong winds howl around the area within 1 mile of the lair

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

the flow of time, their horns grow with branching, rainbow-hued veins suggestive of time’s paths and possibilities. Ancient time dragon;Ancient time dragons can create temporal gates connected

action on its turn, not both. The creature also can’t take a reaction or a bonus action. Timeline Divergence. The dragon chooses a space it can fit into within its lair. The dragon exists

Duergar Mind Master

Monsters Mordenkainen Presents: Monsters of the Multiverse

disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The duergar makes two Mind-Poison Dagger attacks. It can replace one attack with a use of Mind Mastery

. The duergar targets one creature it can see within 60 feet of it. The target must succeed on a DC 12 Intelligence saving throw, or the duergar causes it to use its reaction, if available, either to

Slarkrethel

Monsters Storm King's Thunder

a saving throw, it can choose to succeed instead.Multiattack. Slarkrethel makes three tentacle attacks, each of which it can replace with one use of Fling. Bite. Melee Weapon Attack: +17

","rollDamageType":"lightning"} lightning damage on a failed save, or half as much damage on a successful one. Regional Effects The region containing a kraken’s lair is warped by the

Juvenile Kraken

Monsters Ghosts of Saltmarsh

feet of movement to escape from nonmagical restraints or being grappled.Multiattack. The kraken makes two tentacle attacks, each of which it can replace with one use of Fling. Bite. Melee Weapon

","rollAction":"Charged Water","rollDamageType":"lightning"} lightning damage on a failed save, or half as much damage on a successful one. Regional Effects The region containing a kraken’s lair is

Fomorian Warlock of the Dark

Monsters Bigby Presents: Glory of the Giants

action and Poisoning Rebuke reaction. The object bearing the blood rune has AC 15; 30 hit points; and immunity to necrotic, poison, and psychic damage. The object regains all its hit points at the end

to succeed instead.Multiattack. The fomorian makes three Greatclub attacks. If the fomorian has its blood rune, it can replace one of these attacks with a use of Corrupting Hex. Greatclub. Melee

Ancient Time Dragon

Monsters Planescape: Adventures in the Multiverse

have horns that are barely more than nubs. As they master the flow of time, their horns grow with branching, rainbow-hued veins suggestive of time’s paths and possibilities. Ancient time

affected creature can move or take an action on its turn, not both. The creature also can’t take a reaction or a bonus action. Timeline Divergence. The dragon chooses a space it can fit into

Rak Tulkhesh

Monsters Eberron: Rising from the Last War

). Each creature within 60 feet of Rak Tulkhesh must succeed on a DC 24 Wisdom saving throw or use its reaction to make a melee weapon attack against a random creature within reach. If no creatures

as they grow stronger, they gain more influence. Some thirty overlords are bound in Khyber. Two are described here: Rak Tulkhesh and Sul Khatesh, both of whom remain imprisoned and can't take physical

Giant Foundling

Backgrounds Bigby Presents: Glory of the Giants

magic inherent in the site of your home, or some verdant blessing of growth placed on you—caused you to grow to a remarkable size for your kind. With the aid of this magic, you have learned how to

, Survival Languages: Giant and one other language of your choice Equipment: A backpack, a set of traveler’s clothes, a small stone or sprig that reminds you of home, and a pouch containing 10 gp

Ogrémoch

Monsters Princes of the Apocalypse

Strength check, ending the effect on itself or another creature within its reach on a success. Crystalline spikes grow from the ground in a 20-foot-radius area within 60 feet of Ogrémoch. The area

other than Ogrémoch on the ground in the area must succeed on a DC 15 Strength or Dexterity saving throw (target’s choice) or be knocked prone. Regional Effects The region containing

Orcus Legacy

Monsters Out of the Abyss

disappear or until Orcus releases their grasp (no action required). Regional Effects The region containing Orcus’s lair is warped by the Orcus’s magic, creating one or more of the following

stench of rotting flesh, and buzzing flies grow thick within the region, even when there is no carrion to be found. If a humanoid spends at least 1 hour within 1 mile of the lair, that creature must

Nurvureem

Monsters Princes of the Apocalypse

The region containing a legendary black dragon’s lair is warped by the dragon’s magic, which creates one or more of the following effects: The land within 6 miles of the lair takes

twice as long as normal to traverse, since the plants grow thick and twisted, and the swamps are thick with reeking mud. Water sources within 1 mile of the lair are supernaturally fouled. Enemies of the

Orcus

Monsters Mordenkainen Presents: Monsters of the Multiverse

Monster Manual). These Undead obey his telepathic commands, which can reach anywhere in the lair. Regional Effects The region containing Orcus’s lair is warped by his magic, creating one or more

of the following effects: Charnel Realm. The air is filled with the stench of rotting flesh, and buzzing flies grow thick within the region. Undead Beasts. Dead Beasts periodically animate as

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

for 1 minute or until Baphomet takes this lair action again. Regional Effects The region containing Baphomet’s lair is warped by his magic, creating one or more of the following effects

after a Short or Long Rest). As an action, this creature allows each ally within 30 feet of it that has the Unerring Tracker trait to make one weapon attack as a reaction against the target of that

Dyrrn

Monsters Eberron: Rising from the Last War

teleport up to 30 feet to an unoccupied space it can see.Multiattack. Dyrrn makes one Tentacle Whip attack and uses its Corruption once. Dyrrn can replace its Tentacle Whip attack with Extract Brain if it

Effects A region containing a passage to Dyrrn’s lair is warped in one or more of these ways: Plants and animals raised within 2 mile of the passage have twisted, aberrant forms. Use the

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