before breathe defusing called reactions

Spirit Dragon Wyrmling

Monsters Forgotten Realms: Adventures in Faerûn

by this breath in a 15-foot Cone. Failure: The target’s Speed is halved, it can’t take Reactions, and it can take either an action or a Bonus Action on its turn, not both. It repeats the

conditions, a spirit dragon wyrmling might hatch from the egg. Left to its own devices, a wyrmling wanders the ruins that the dragon originated from. Spirit Dragons Spirit dragons, sometimes called

Young Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

’t take Reactions, and it can take either an action or a Bonus Action on its turn, not both. It repeats the save at the end of each of its turns, ending the effect on itself on a success. After 1

understood ancient magic. Spirit Dragons Spirit dragons, sometimes called song dragons, are powerful dragons whose powers stem from the magic and history of fallen realms. They embody the spirit of

Adult Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

. Wisdom Saving Throw: DC 18, each creature that isn’t currently affected by this breath in a 60-foot Cone. Failure: The target’s Speed is halved, it can’t take Reactions, and it can

uses its magic to walk disguised among people. A dragon might hire adventurers to undertake quests into the ruins of its lost homeland. Spirit Dragons Spirit dragons, sometimes called song dragons

Ancient Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

is halved, it can’t take Reactions, and it can take either an action or a Bonus Action on its turn, not both. It repeats the save at the end of each of its turns, ending the effect on itself on

spirit dragon’s personality and outlook are often indistinguishable from that fallen realm’s. Spirit Dragons Spirit dragons, sometimes called song dragons, are powerful dragons whose

Kuo-toa Monitor Legacy

Monsters Monster Manual (2014)

Amphibious. The kuo-toa can breathe air and water. Otherworldly Perception. The kuo-toa can sense the presence of any creature within 30 feet of it that is invisible or on the Ethereal Plane. It can

","rollDamageType":"lightning"} lightning damage, and the target can’t take reactions until the end of the kuo-toa’s next turn.

Hybrid Brute

Monsters Guildmasters’ Guide to Ravnica

Amphibious. The hybrid can breathe air and water.Multiattack. The hybrid makes two claw attacks. Claw. Melee Weapon Attack: +6;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Claw"} to hit

created soldiers to help defend the guild. These hybrids (also called guardians, after the name of the project) are created from human, vedalken, and elf guild members who volunteer to be transformed.

Whymsee (Kraken Priest Variant)

Monsters Locathah Rising

Amphibious. Whymsee can breathe air and water.Innate Spellcasting. Whymsee's spellcasting ability is Wisdom (spell save DC 13, +5;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Amphibious

and can't increase, she has disadvantage on Dexterity saving throws, it can't take reactions, and the only action she can take is a bonus action to emerge.Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Froghemoth Legacy

Monsters Volo's Guide to Monsters

Amphibious. The froghemoth can breathe air and water. Shock Susceptibility. If the froghemoth takes lightning damage, it suffers several effects until the end of its next turn: its speed is halved

, it takes a −2 penalty to AC and Dexterity saving throws, it can't use reactions or Multiattack, and on its turn, it can use either an action or a bonus action, not both.Multiattack. The froghemoth

Egg Hunter Adult

Monsters Fizban's Treasury of Dragons

Amphibious. The egg hunter can breathe air and water. False Appearance. If the egg hunter is motionless at the start of combat, it has advantage on its initiative roll. Moreover, if a creature

or a bonus action on its turn but not both, and it can't take reactions. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. If a

Aboleth Legacy

Monsters Basic Rules (2014)

Amphibious. The aboleth can breathe air and water. Mucous Cloud. While underwater, the aboleth is surrounded by transformative mucus. A creature that touches the aboleth or that hits it with a melee

. The diseased creature can breathe only underwater. Probing Telepathy. If a creature communicates telepathically with the aboleth, the aboleth learns the creature’s greatest desires if the

Planar Incarnate (Fiend Form)

Monsters Planescape: Adventures in the Multiverse

damage only.The incarnate can take up to three reactions per round but only one per turn. Searing Gaze. In response to being hit by an attack roll, the incarnate turns its magical gaze toward one

. These expressions of a plane’s power are called planar incarnates, and they appear as roiling energies with features distinct to the plane that created it. They protect their home from destructive

Planar Incarnate (Celestial Form)

Monsters Planescape: Adventures in the Multiverse

only.The incarnate can take up to three reactions per round but only one per turn. Searing Gaze. In response to being hit by an attack roll, the incarnate turns its magical gaze toward one creature it

expressions of a plane’s power are called planar incarnates, and they appear as roiling energies with features distinct to the plane that created it. They protect their home from destructive or

Grung

Monsters Mordenkainen Presents: Monsters of the Multiverse

Amphibious. The grung can breathe air and water. Poisonous Skin. Any creature that grapples the grung or otherwise comes into direct contact with the grung’s skin must succeed on a DC 12

jumps. If the creature is flying, it can’t take any actions or reactions unless it lands. Orange Grung. The poisoned creature is frightened of its allies. Purple Grung. The poisoned creature

Grung Elite Warrior

Monsters Mordenkainen Presents: Monsters of the Multiverse

Amphibious. The grung can breathe air and water. Poisonous Skin. Any creature that grapples the grung or otherwise comes into direct contact with the grung’s skin must succeed on a DC 12

charmed by the grung and can speak Grung. Green Grung. The poisoned creature can’t move except to climb or make standing jumps. If the creature is flying, it can’t take any actions or reactions

Grung Wildling

Monsters Mordenkainen Presents: Monsters of the Multiverse

Amphibious. The grung can breathe air and water. Poisonous Skin. Any creature that grapples the grung or otherwise comes into direct contact with the grung’s skin must succeed on a DC 12

actions or reactions unless it lands. Orange Grung. The poisoned creature is frightened of its allies. Purple Grung. The poisoned creature feels a desperate need to soak itself in liquid or mud. It

Reduced-threat Aboleth

Monsters Tales from the Yawning Portal

Amphibious. The aboleth can breathe air and water. Mucous Cloud. While underwater, the aboleth is surrounded by transformative mucus. A creature that touches the aboleth or that hits it with a melee

. The diseased creature can breathe only underwater. Probing Telepathy. If a creature communicates telepathically with the aboleth, the aboleth learns the creature's greatest desires if the aboleth

Princess Serissa

Monsters Storm King's Thunder

Amphibious. Serissa can breathe air and water. Equipment. As long as she has the Korolnor Scepter in her possession, she can activate the powers of the Wyrmskull Throne.Multiattack. Serissa makes

behind a piece of regalia called the Korolnor Scepter, a magic item that allows its owner to harness the powers of the Wyrmskull Throne. In accordance with her father’s wishes, Serissa has

Mask of the Dragon Queen

Magic Items Tyranny of Dragons

damage to a creature, it can’t take reactions until its next turn. Water Breathing (Black Dragon Mask;Black or Green Dragon Mask Only). You can breathe underwater. Winter’s Fury (White

Bavlorna Blightstraw

Monsters The Wild Beyond the Witchlight

Amphibious. Bavlorna can breathe air and water. Boon of Immortality. Bavlorna is immune to any effect that would age her, and she can’t die from old age. Widdershins Allergy. If a creature

","rollType":"recharge","rollAction":"Create Lornlings"}. Bavlorna creates one or two 1-foot-tall duplicates of herself, called lornlings (use the Quickling stat block in appendix C). Each lornling appears

Sea Spawn

Monsters Mordenkainen Presents: Monsters of the Multiverse

Limited Amphibiousness. The sea spawn can breathe air and water, but it needs to be submerged in the sea at least once a day for 1 minute to avoid suffocating.Multiattack. The sea spawn makes two

of their former selves. Coral encrusts them. Barnacles cling to their cold skin. Lungs that once filled with air can now breathe in water as well. Tales provide myriad reasons for these strange

Zuggtmoy

Monsters Mordenkainen Presents: Monsters of the Multiverse

;t take the same lair action two rounds in a row: Rally Plants. Up to four Plant creatures that are friendly to Zuggtmoy and that Zuggtmoy can see can use their reactions to move up to their speed

infected with a disease called the spores of Zuggtmoy, which lasts until the creature is cured of the disease or dies. While infected in this way, the creature can’t be reinfected, and it must

Zuggtmoy Legacy

Monsters Out of the Abyss

infected by these spores for 24 hours. On a failed save, the creature is infected with a disease called the spores of Zuggtmoy and also gains a random form of madness (determined by rolling on the Madness

save, the creature is infected with a disease called the influence of Zuggtmoy for 24 hours. While infected, the creature is charmed by her and can’t be reinfected by these spores.Protective

Obzedat Ghost

Monsters Guildmasters’ Guide to Ravnica

saving throw or bow until the end of its next turn. Until this bow ends, the target can’t take actions or reactions, and its speed is 0 and can’t be increased. Indentured Spirits (Costs 3

traditionally called patriarchs, though they can be male or female. They are the oldest, wealthiest, and most influential oligarchs of the Orzhov Syndicate. They have been dead for centuries, but they refuse to

Cradle of the Frost Scion

Monsters Bigby Presents: Glory of the Giants

them with primeval magic. In many worlds, they slumber and have become part of the landscape. In this case, each scion is enclosed in stasis inside a powerful Elemental called a cradle. The cradle

Mist", "rollDamageType":"cold"} cold damage and be unable to use reactions until the start of its next turn. The mist vanishes at the end of the cradle’s turn.

Prisoner 13

Monsters Keys from the Golden Vault

Antimagic Susceptibility. In an area of antimagic, Prisoner 13’s tattoos and reactions don’t function, and she suffers the following modifications to her statistics: her AC becomes 13

clan in a stronghold called Gauntlgrym. Korda built a network of informants and agents, ostensibly all to the benefit of Clan Axebreaker. With each success, she paid tattooists to inscribe a memorial of

Sir Talavar

Monsters The Wild Beyond the Witchlight

on a DC 11 Wisdom saving throw, or for 1 minute, the target can’t take reactions and must roll a d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Euphoria Breath"} at the start of each

artifact called Iggwilv's Cauldron, the coven has frozen time in Zybilna’s palace, trapping the archfey inside. A goblin named Jingle Jangle has the key to Sir Talavar’s birdcage. She lives

Gar Shatterkeel (Noncore)

Monsters Locathah Rising

Amphibious. Gar can breathe air and water. Legendary Resistance (3/Day). If Gar fails a saving throw, he can choose to succeed instead. Spellcasting. Gar is a 13th-level spellcaster. His

watery embrace. Each creature in that area must succeed on a DC 18 Constitution saving throw. On a failed save, the creature can’t use reactions, its speed is halved, and it can’t make more

Froghemoth Elder

Monsters Quests from the Infinite Staircase

Amphibious. The froghemoth can breathe air and water. Legendary Resistance (3/Day). If the froghemoth fails a saving throw, it can choose to succeed instead. Shock Susceptibility. If the froghemoth

reactions per round but only one per turn. Alien Gaze. When a creature the froghemoth can see damages the froghemoth, the froghemoth swivels its eyestalk toward the creature and pierces the creature

Demogorgon Legacy

Monsters Out of the Abyss

. Hypnotic Gaze. The target is charmed by Demogorgon until the start of Demogorgon’s next turn. Demogorgon chooses how the charmed target uses its actions, reactions, and movement. Because this

in a palace called Abysm, found on a layer of the Abyss known as the Gaping Maw. Demogorgon’s lair is a place of madness and duality; the portion of the palace that lies above water takes the

Cradle of the Hill Scion

Monsters Bigby Presents: Glory of the Giants

restrained condition, has total cover, and can’t breathe. As an action, a creature buried in this way, or another creature within 5 feet of it that isn’t buried, can make a DC 17 Strength

and have become part of the landscape. In this case, each scion is enclosed in stasis inside a powerful Elemental called a cradle. The cradle protects the slumbering scion and follows its subconscious

Lizardfolk Legacy

Species Volo's Guide to Monsters

emotion and empathy. The same label serves as an apt depiction of lizardfolk. Lacking any internal emotional reactions, lizardfolk behave in a distant manner. They don’t mourn fallen comrades or

hide in a stand of reeds before ambushing an animal might be called Achuak, which means “green” to describe how she blends into the foliage. Lizardfolk make no distinction between male and

Iymrith

Monsters Storm King's Thunder

a secret yet widespread organization called the Kraken Society. Using information given to them by the evil storm giant sisters, Kraken Society operatives ambushed and killed Queen Neri. Iymrith then

","rollType":"damage","rollAction":"Collapsing Ceiling","rollDamageType":"bludgeoning"} bludgeoning damage and be knocked prone and buried. The buried target is restrained and unable to breathe or

Zargon the Returner

Monsters Quests from the Infinite Staircase

takes its turn immediately after Zargon’s. Only a Wish spell can reverse this transformation and restore the creature to life.Zargon can take up to three reactions per round but only one per turn

, sacrificing their own to appease their so-called god. Appeased by these living offerings, Zargon returned to the tunnels beneath Cynidicea, where its cult grew.Zargon’s Lair Zargon’s lair

4. Reaction Timing

Compendium - Sources->Dungeons & Dragons->Tasha’s Cauldron of Everything

4. Reaction Timing Certain game features let you take a special action, called a reaction, in response to an event. Making opportunity attacks and casting the shield spell are two typical uses of

reactions. If you’re unsure when a reaction occurs in relation to its trigger, here’s the rule: the reaction happens after its trigger, unless the description of the reaction explicitly says otherwise. Once you take a reaction, you can’t take another one until the start of your next turn.

Merfolk Wavebender

Compendium - Sources->Dungeons & Dragons->Monster Manual

breathe air and water. Actions Multiattack. The merfolk makes two Aquatic Burst attacks. Aquatic Burst. Melee or Ranged Attack Roll: +7, reach 5 ft. or range 60 ft. Hit: 20 (3d10 + 4) Cold damage

spellcasting ability (spell save DC 15): At Will: Elementalism, Light 1/Day Each: Control Water, Create or Destroy Water Reactions Watery Rebuke. Trigger: An enemy the merfolk can see enters a space

D&D Beyond

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