centered while reaction

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

Hill Giant Avalancher

Monsters Bigby Presents: Glory of the Giants

Hill Rebuff reaction. The object bearing the rune has AC 15; 20 hit points; and immunity to necrotic, poison, and psychic damage. The object regains all its hit points at the end of every turn, but

Stone Avalanche (Requires Hill Rune). The giant conjures a hail of rocks in a 20-foot-radius, 40-foot-high cylinder centered on a point on the ground it can see within 120 feet of itself. Each creature

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

if it tries to cast a spell, it must first succeed on a DC 16 Intelligence check or the spell fails and is wasted. Eldritch Burst. Magical energy explodes in a 20-foot-radius sphere centered on a

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

within the lair. They vanish after 1 hour. Unleash Spores. Zuggtmoy uses either her Infestation Spores or her Mind Control Spores, centered on a mushroom or other fungus within her lair, instead of on

Cloud Giant Destiny Gambler

Monsters Bigby Presents: Glory of the Giants

Thunderous Clap action and Negate Spell reaction. The mask bearing the cloud rune has AC 15; 45 hit points; and immunity to necrotic, poison, and psychic damage. The mask regains all its hit points at

that fills a 30-foot-radius sphere centered on a point the giant can see within 60 feet of itself. The cloud spreads around corners. Each creature in that area must make a DC 20 Constitution saving

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

ground at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw

(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

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that area must succeed on a DC 21 Constitution saving throw or take

–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

Mighty Servant of Leuk-o

Magic Items Tasha’s Cauldron of Everything

action, you can command the servant to take one of the actions in its stat block or some other action. When a creature provokes an opportunity attack from the servant, you can use your reaction to command

servant explodes. Every creature in a 100-foot-radius sphere centered on the servant must make a DC 25 Dexterity saving throw. On a failed save, a creature takes 87 (25d6) force damage, 87 (25d6) lightning

Dandylion

Monsters Misplaced Monsters: Volume One

a bonus action. Rejuvenating Seedpods (2/Day). The dandylion releases a burst of seedpods from its tail, filling a 10-foot-radius sphere centered on itself. Each creature of the dandylion’s

reaction must succeed on a DC 15 Wisdom saving throw or have the frightened condition until the end of the dandylion’s next turn. Created by Jones D.-D. Dandylions are herbivorous farmers who

Staff of the Magi Legacy

Magic Items Basic Rules (2014)

holding the staff, you have advantage on saving throws against spells. In addition, you can use your reaction when another creature casts a spell that targets only you. If you do, the staff absorbs the

explosion that expands to fill a 30-foot-radius sphere centered on it. You have a 50 percent chance to instantly travel to a random plane of existence, avoiding the explosion. If you fail to avoid

Storm Sorcery

Compendium - Sources->Dungeons & Dragons->Sword Coast Adventurer’s Guide

stop falling in a 20-foot-radius sphere centered on you. You can end this effect as a bonus action. If it is windy, you can use a bonus action each round to choose the direction that the wind blows in a

100-foot-radius sphere centered on you. The wind blows in that direction until the end of your next turn. This feature doesn’t alter the speed of the wind. Storm’s Fury Starting at 14th level, when

Storm Sorcery

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

it is raining, you can use an action to cause the rain to stop falling in a 20-foot-radius sphere centered on you. You can end this effect as a bonus action. If it is windy, you can use a bonus action

each round to choose the direction that the wind blows in a 100-foot-radius sphere centered on you. The wind blows in that direction until the end of your next turn. This feature doesn’t alter the

Madness of Zuggtmoy

Compendium - Sources->Dungeons & Dragons->Mordenkainen's Tome of Foes

(2d8) 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 lingers for 1 minute. Any flesh-and-blood

creature that can be (see the “Myconids” entry in the Monster Manual). Mind Control Spores (Recharge 5–6). Zuggtmoy releases spores that burst out in a cloud that fills a 20-foot-radius sphere centered on

Hill Giant Avalancher

Compendium - Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants

hill rune inscribed on a rock or some other object in its possession. While holding or wearing the object bearing the rune, the giant can use its Stone Avalanche action and Hill Rebuff reaction. The

stone Stone Avalanche (Requires Hill Rune). The giant conjures a hail of rocks in a 20-foot-radius, 40-foot-high cylinder centered on a point on the ground it can see within 120 feet of itself. Each

Staff of the Magi

Compendium - Sources->Dungeons & Dragons->Basic Rules (2014)

charge, roll a d20. On a 20, the staff regains 1d12 + 1 charges. Spell Absorption. While holding the staff, you have advantage on saving throws against spells. In addition, you can use your reaction when

, performing a retributive strike. The staff is destroyed and releases its remaining magic in an explosion that expands to fill a 30-foot-radius sphere centered on it. You have a 50 percent chance to instantly

Spell Descriptions

Compendium - Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos

-Level Enchantment Casting Time: 1 reaction, which you take when a creature you can see within 60 feet of yourself succeeds on an attack roll, an ability check, or a saving throw Range: 60 feet

Time: 1 action Range: 60 feet Components: V, S, M (a withered vine twisted into a loop) Duration: Instantaneous You invoke both death and life upon a 10-foot-radius sphere centered on a point within

Staff of the Magi

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

charge, roll a d20. On a 20, the staff regains 1d12 + 1 charges. Spell Absorption. While holding the staff, you have advantage on saving throws against spells. In addition, you can use your reaction when

, performing a retributive strike. The staff is destroyed and releases its remaining magic in an explosion that expands to fill a 30-foot-radius sphere centered on it. You have a 50 percent chance to instantly

Magic Items

Compendium - Sources->Dungeons & Dragons->The Book of Many Things

, immediately after a creature within 60 feet of you makes an ability check, an attack roll, or a saving throw, you can use your reaction to discard the d20 roll; the creature must use the number you rolled

and transform into a shelter made of cards. The shelter can be shaped however you desire, but it must fit in a 40-foot cube centered on a point within 30 feet of you. The shelter has one door and up to

Simon Aumar

Compendium - Sources->Dungeons & Dragons->Thieves’ Gallery

Shield (3/Day). When Simon or another creature he can see within 10 feet of himself would take damage, he conjures a shimmering, 10-foot-radius sphere of magical force centered on himself. Creatures inside the sphere have resistance to the damage that triggered this reaction.

Dandylion

Compendium - Sources->Dungeons & Dragons->Misplaced Monsters: Volume One

10-foot-radius sphere centered on itself. Each creature of the dandylion’s choice in the sphere can immediately end one of the following conditions on itself (creature’s choice): blinded, deafened

attack roll, the dandylion can unleash a furious roar. The creature that triggered this reaction must succeed on a DC 15 Wisdom saving throw or have the frightened condition until the end of the dandylion’s next turn.

Clash of Fallen Flames

Compendium - Sources->Dungeons & Dragons->Dragonlance: Shadow of the Dragon Queen

-radius centered on a random player character. Each creature in that area must either use its reaction to move up to half its speed to escape the area or take 11 (2d10) fire damage. 7 Low-flying

Cloud Giant Destiny Gambler

Compendium - Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants

possession. While holding or wearing the mask bearing the rune, the giant has truesight within a range of 30 feet and can use its Thunderous Clap action and Negate Spell reaction. The mask bearing the

(Requires Cloud Rune). The giant magically summons a thundercloud that fills a 30-foot-radius sphere centered on a point the giant can see within 60 feet of itself. The cloud spreads around corners. Each

Druid Subclasses

Compendium - Sources->Dungeons & Dragons->Player’s Handbook

centered on that point. Each creature of your choice in the Sphere must make a Constitution saving throw against your spell save DC, taking 2d6 Necrotic damage on a failed save or half as much damage

special Reaction based on whether you rolled an even or an odd number on the die: Weal (Even). Whenever a creature you can see within 30 feet of you is about to make a D20 Test, you can take a Reaction

Fomorians

Compendium - Sources->Dungeons & Dragons->Bigby Presents: Glory of the Giants

other object in its possession. While holding or wearing the object bearing the rune, the giant can use its Corrupting Hex action and Poisoning Rebuke reaction. The object bearing the blood rune has

Intelligence check or the spell fails and is wasted. Eldritch Burst. Magical energy explodes in a 20-foot-radius sphere centered on a point the fomorian can see within 120 feet of itself. Each

Mighty Servant of Leuk-o

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

can use your reaction to command the servant to make one Destructive Fist attack against that creature. While there are no attuned creatures inside the servant, it is an inert object. Ghost in the

servant explodes. Every creature in a 100-foot-radius sphere centered on the servant must make a DC 25 Dexterity saving throw. On a failed save, a creature takes 87 (25d6) force damage, 87 (25d6

Geryon

Compendium - Sources->Dungeons & Dragons->Monsters of the Multiverse

Blast. Geryon causes a blast of cold to burst from the ground at a point he can see within 120 feet of him. The cold fills a cube, 10 feet on each side, centered on that point. Each creature in that

the next minute. The bonus equals its Strength modifier (minimum of +1). Indomitable Strength (Recharge 5–6). As a reaction when this creature takes damage, it can roll a d10 and subtract the number

Scion of the Outer Planes

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Sigil and the Outlands

distance used to an unoccupied space that you can see. 4 Wailing Winds. Winds swirl in a 15-foot-radius sphere centered on you. You and any other creatures in that area have disadvantage on Wisdom

. Soothe Pain. When you or a creature within 30 feet of you takes damage, you can use your reaction to reduce that damage by 1d10 + your proficiency bonus. You can use this benefit a number of times equal to your proficiency bonus, and you regain all expended uses when you finish a long rest.

Magic Item Descriptions

Compendium - Sources->Dungeons & Dragons->The Book of Many Things

can use your reaction to give yourself advantage on a saving throw you make against a spell. Once this property is used, it can’t be used again until the next dawn. In addition, while you wear this

wearing this armor, you can take a bonus action to make the armor emit poisonous spores, which fill a 10-foot-radius sphere centered on yourself. Each creature in that area must succeed on a DC 15

Overlords

Compendium - Sources->Dungeons & Dragons->Eberron: Rising from the Last War

Tulkhesh casts dispel magic. Provoke Rage (Costs 3 Actions). 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

a Long Rest). Sul Khatesh conjures orbs of magical energy that plummet to the ground at three different points she can see within 1 mile of her. Each creature in a 40-foot-radius sphere centered on

NPCs by Guild

Compendium - Sources->Dungeons & Dragons->Guildmasters' Guide to Ravnica

Aurelia is subjected to an effect that would move her, knock her prone, or both, she can use her reaction to be neither moved nor knocked prone. Legendary Actions Aurelia can take 3 legendary actions

. Command Allies. Aurelia chooses up to three creatures she can see within 30 feet of her. If a chosen creature can see or hear Aurelia, it can immediately use its reaction to make one weapon attack

Cultists of the Dead Three

Compendium - Sources->Dungeons & Dragons->Baldur's Gate: Descent into Avernus

Command. The iron consul selects up to two allies within 90 feet of it that can hear its commands. Each ally can immediately use its reaction to make one melee attack. Black Gauntlet of Bane Medium

by dousing the wax skull with holy water. Myrkul is calculating, distant, and self-centered. He cares only for the acquisition of knowledge and finds that managing the daily affairs of life is at

Vault Locations

Compendium - Sources->Dungeons & Dragons->Vecna: Eve of Ruin

silvery light for 1 minute, centered on the middle of the double door. A creature that enters that area for the first time on a turn or starts its turn there must make a DC 17 Constitution saving throw

fault, and he’s glad that no one else was captured in the assault. Regardless of the characters’ reaction to this revelation, learning it counts as a secret for the purposes of the Power of Secrets

Guildhouse Locations

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

, tugging or turning the knob causes the vial in the door to break, releasing a cloud of poisonous gas that fills a 10-foot-radius sphere centered on the door. The trap also triggers if the door is forced

animated skeleton uses its reaction (if available) to make a Shortbow attack, targeting that character. The character can make a DC 15 Dexterity (Acrobatics) check to tumble out of the way; if the check

D&D Beyond

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