containing reaction grows to have releases

Hydra

Monsters Monster Manual

damage since its last turn. The hydra regains 20 Hit Points when it grows new heads. Reactive Heads. For each head the hydra has beyond one, it gets an extra Reaction that can be used only for

all its heads are dead. At the end of each of its turns when it has at least one living head, the hydra grows two heads for each of its heads that died since its last turn, unless it has taken Fire

Staff of the Magi

Magic Items Dungeon Master’s Guide

. Spell Absorption. While holding the staff , you have Advantage on saving throws against spells. In addition, you can take a Reaction when another creature casts a spell that targets only you. If

or against a solid surface. The staff is destroyed and releases its magic in an explosion that fills a 30-foot Emanation originating from itself. You have a 50 percent chance to instantly travel to a

Bag of Beans

Magic Items Dungeon Master’s Guide

disappears in a puff of bright-pink smoke. 61–70 A hungry Bulette burrows up and attacks. 71–80 A fruit tree grows. It has 1d10 + 20 fruit, 1d8 of which act as randomly

takes 10d6 Force damage from an internal explosion. 91–95 A pyramid with a 60-foot-square base bursts upward. Inside is a burial chamber containing a Mummy, a Mummy Lord, or some other

Metallic Peacekeeper

Monsters Fizban's Treasury of Dragons

"} bludgeoning damage. Calming Mist (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Calming Mist"}. The peacekeeper releases a calming gas in a 30-foot-radius sphere centered on

speed of 0.When a metallic dragon grows attached to a settlement of smaller folk—often after dwelling there for a time in Humanoid form—the dragon might decide to create a metallic

Telepathic Pentacle

Monsters Icewind Dale: Rime of the Frostmaiden

. If all its heads die, the Telepathic Pentacle dies. At the end of its turn, it grows two heads for each of its heads that died since its last turn, unless it has taken fire damage since its last turn

. The Telepathic Pentacle regains 10 hit points for each head regrown in this way. Reactive Heads. For each head the Telepathic Pentacle has beyond one, it gets an extra reaction that can be used only

Zuggtmoy Legacy

Monsters Out of the Abyss

":"Pseudopod","rollDamageType":"poison"} poison damage. Infestation Spores (3/Day). Zuggtmoy releases spores that burst out in a cloud that fills a 20-foot-radius sphere centered on her, and it

","rollType":"recharge","rollAction":"Mind Control Spores"}. Zuggtmoy releases spores that burst out in a cloud that fills a 20-foot-radius sphere centered on her, and it lingers for 1 minute. Humanoids and

Ironscale Hydra

Monsters Mythic Odysseys of Theros

hydra dies. At the end of its turn, it grows two heads for each of its heads that died since its last turn, unless it has taken fire damage since its last turn. The hydra regains 10 hit points for

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

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

Snapping Hydra

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

, the hydra dies. At the end of its turn, the hydra grows two heads for each of its heads that died since its last turn, unless it has taken cold damage since its last turn. The hydra regains 10 hit

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

Carrion Stalker

Monsters Van Richten’s Guide to Ravenloft

/Day). The carrion stalker releases a burst of larvae in a 10-foot-radius sphere centered on itself. Each creature in that area must succeed on a DC 13 Constitution saving throw or be poisoned. A

kills the larvae.A carrion stalker begins life as a pale larva that infests a corpse. Over the course of weeks, this grub burrows, feeds, and grows, ultimately developing into a chitinous mass of pincers

Dracohydra

Monsters Fizban's Treasury of Dragons

knocked unconscious. Whenever the dracohydra takes 30 or more damage in a single turn, one of its heads dies. If all its heads die, the dracohydra dies. At the end of its turn, the dracohydra grows two

. For each head the dracohydra has beyond one, it gets an extra reaction that can be used only for opportunity attacks. Wakeful. While the dracohydra sleeps, at least one of its heads is

Goose Mother

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

damage in a single turn, one of its heads dies. If all its heads die, the Goose Mother dies. At the end of its turn, the Goose Mother grows two heads for each of its heads that died since its last

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

Ancient Deep Crow

Monsters Acquisitions Incorporated

":"slashing"} slashing damage. Shadow Caw. The ancient deep crow releases an ear-splitting caw. Each creature within 60 feet of the crow and able to hear it must make a DC 17 Constitution saving throw

of volcanic rock the creatures prize as roosts are common in such places, whose ambient warmth provides constant temperature regulation for the creature's eggs. Regional Effects The region containing

Graz'zt

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

have disadvantage on Dexterity (Stealth) checks made to hide. Regional Effects The region containing Graz’zt’s lair is warped by his magic, creating one or more of the following effects

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

. Hedge Mazes. Plant life within 1 mile of the lair grows thick and forms walls of trees, hedges, and other flora in the form of small mazes. Panicked Beasts. Beasts within 1 mile of the lair become

Polukranos

Monsters Mythic Odysseys of Theros

. Whenever Polukranos takes 40 or more damage in a single turn, one of its heads dies. If all its heads die, Polukranos dies. At the end of its turn, it grows two heads for each of its heads that died

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

Balhannoth

Monsters Mordenkainen Presents: Monsters of the Multiverse

transformation lasts until the balhannoth dies or takes this lair action again. Regional Effects A region containing a balhannoth’s lair becomes warped by the creature’s unnatural presence

desire most. The sensation grows stronger the closer the creatures come to the balhannoth’s lair. If the balhannoth dies, these effects end immediately.

Amethyst Dragon Wyrmling

Monsters Fizban's Treasury of Dragons

gravitational force in its mouth, then releases the energy in a 15-foot cone. Each creature in that area must make a DC 13 Strength saving throw. On a failed save, the creature takes 22 (5d8);{"diceNotation

crystals they spit at their foes. Royal Purple When first hatched, an amethyst dragon has scales of dull, opaque purple. As the dragon grows, their scales, horns, and wing membranes become more vibrant

Demogorgon

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

hitting him with an attack), there is a 50 percent chance that the illusory duplicate is affected, not Demogorgon, in which case the illusion disappears. Regional Effects The region containing Demogorgon

Adult Deep Dragon

Monsters Fizban's Treasury of Dragons

be used at a time and only at the end of another creature’s turn. The dragon regains spent legendary actions at the start of its turn. Commanding Spores. The dragon releases spores around a

creature within 30 feet of it that it can see. The target must succeed on a DC 16 Wisdom saving throw or use its reaction to make a melee weapon attack against a random creature within reach. If no

Ancient Deep Dragon

Monsters Fizban's Treasury of Dragons

action can be used at a time and only at the end of another creature’s turn. The dragon regains spent legendary actions at the start of its turn. Commanding Spores. The dragon releases spores

around a creature within 30 feet of it that it can see. The target must succeed on a DC 19 Wisdom saving throw or use its reaction to make a melee weapon attack against a random creature within reach. If

Baphomet Legacy

Monsters Out of the Abyss

that is no longer in any dimension than 100 feet. The effect ends on the next initiative count 20. Regional Effects The region containing Baphomet’s lair is warped by his magic, creating one or

more of the following effects: Plant life within 1 mile of the lair grows thick and forms walls of trees, hedges, and other flora in the form of small mazes. Beasts within 1 mile of the lair

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

Orcus

Monsters Mordenkainen Presents: Monsters of the Multiverse

or until Orcus releases them (no action required). Undead Servants. Orcus causes up to six corpses within the lair to rise as skeleton;skeletons, zombie;zombies, or ghoul;ghouls (all appear in the

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

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

and reclaim the world above. As long as the overlords are bound by the Silver Flame, they can't physically manifest in the world. But each overlord embodies a particular aspect of evil, which grows in

Feylost

Backgrounds The Wild Beyond the Witchlight

traveler’s clothes, three trinkets (each determined by rolling on the Feywild Trinkets table), and a pouch containing 8 gp Fey Mark You were transformed in some small way by your stay in the Feywild

(your choice) in your presence. 7 Your hair is made of vines or brambles and grows back to normal length within 1 hour of being cut. 8 You have a tail like that of a dog or another animal

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

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

(Recharge 5–6). As a reaction when this creature takes damage, it can roll a d10 and subtract the number rolled from the damage. Cold, Fire, PoisonBludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered

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

Graz'zt Legacy

Monsters Out of the Abyss

reaction to move up to its speed as Graz’zt directs. Sow Discord. Graz’zt casts crown of madness or dissonant whispers. Teleport. Graz’zt uses his Teleport action.The appearance of the

(Stealth) checks made to hide. Regional Effects The region containing Graz’zt’s lair is warped by his magic, creating one or more of the following effects: Flat surfaces within 1 mile of

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

–6). As a reaction when this creature takes damage, it can roll a d10 and subtract the number rolled from the damage. Geryon (Variant);VARIANT: SOUND THE HORN Geryon can have an action that

Young Amethyst Dragon

Monsters Fizban's Treasury of Dragons

(Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Singularity Breath"}. The dragon creates a shining bead of gravitational force in its mouth, then releases the energy in a 30-foot

amethyst dragon has scales of dull, opaque purple. As the dragon grows, their scales, horns, and wing membranes become more vibrant and translucent. When the dragon is fully mature, their scales resemble

Hierophant Medusa

Monsters The Book of Many Things

a surface such as a ceiling with no way to remain there (for example, sufficient handholds), it falls at the end of this movement. Regional Effects The region containing a medusa’s lair is

until the creature is freed by the Greater Restoration spell or other magic. A creature can use its reaction, if available, to shut its eyes to avoid the saving throw. If the creature does so, it has the blinded condition until the end of its next turn.

Belashyrra

Monsters Eberron: Rising from the Last War

succeed on a DC 22 Wisdom saving throw or take 22 (4d10);{"diceNotation":"4d10","rollType":"damage","rollAction":"Implant Fear","rollDamageType":"psychic"} psychic damage and immediately use its reaction

’s lair is known to touch remote areas of the Shadow Marches and caverns below Xen’drik. A region containing a passage to Belashyrra’s lair is warped by its magic, which creates one or

Ancient Amethyst Dragon

Monsters Fizban's Treasury of Dragons

creates a shining bead of gravitational force in its mouth, then releases the energy in a 90-foot cone. Each creature in that area must make a DC 23 Strength saving throw. On a failed save, the

foes. Royal Purple When first hatched, an amethyst dragon has scales of dull, opaque purple. As the dragon grows, their scales, horns, and wing membranes become more vibrant and translucent. When

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