causes response guide to have reaction

Marilith

Monsters Monster Manual

Resistance. The marilith has Advantage on saving throws against spells and other magical effects. Reactive. The marilith can take one Reaction on every turn of combat.Multiattack. The marilith makes six Pact

ends.Parry. Trigger: The marilith is hit by a melee attack roll while holding a weapon. Response: The marilith adds 5 to its AC against that attack, possibly causing it to miss.PoisonCold, Fire

Warrior Commander

Monsters Monster Manual

effects: Sap. The target has Disadvantage on its next attack roll before the start of the warrior’s next turn. Maneuver. One ally who can see or hear the warrior can take a Reaction to move up

until the end of the target’s next turn.Counterattack. Trigger: The warrior is hit by an attack roll. Response: The warrior adds 4 to its AC against that attack, possibly causing it to miss. On a

Flind

Monsters Mordenkainen Presents: Monsters of the Multiverse

Yeenoghu, a flind uses demonic insight to guide the gnolls toward weak prey ripe for slaughter. Unlike other leaders who might skulk behind their minions, a flind leads the charge in battle. Its flail causes wracking pain, paralysis, and disorientation in those it strikes.

"} bludgeoning damage, and the target must make a DC 16 Wisdom saving throw. On a failed save, the target must use its reaction, if available, to make one melee attack against a random creature, other than

Canopic Golem

Monsters Candlekeep Mysteries

":"force"} force damage.Spell Deflection. In response to a spell attack missing the golem, it causes that spell to hit another creature within 120 feet of it that it can see.A mummy lord’s organs

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

Zuggtmoy Legacy

Monsters Out of the Abyss

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

turn. Attack. Zuggtmoy makes one pseudopod attack. Exert Will. One creature charmed by Zuggtmoy that she can see must use its reaction to move up to its speed as she directs or to make a weapon

Swarm of Gremishkas

Monsters Van Richten’s Guide to Ravenloft

the swarm has half of its hit points or fewer, plus 7 (2d6);{"diceNotation":"2d6","rollType":"damage","rollAction":"Bite","rollDamageType":"force"} force damage.Spell Redirection. In response to a

spell attack roll missing the swarm, the swarm causes that spell to hit another creature of its choice within 30 feet of it that it can see.Gremishka;Gremishkas are the vicious products of mistakes made

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

teleports, along with any equipment he is wearing and carrying, up to 120 feet to an unoccupied space he can see. Sound the Horn (1/Day). Geryon blows his horn, which causes 5d4;{"diceNotation":"5d4

innumerable times. Currently, Levistus claims lordship over Stygia, but he has been trapped in an enormous block of ice at the command of Asmodeus. In response, Geryon is marshaling his followers, hoping to

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

times. Currently, Levistus claims lordship over Stygia, but he has been trapped in an enormous block of ice at the command of Asmodeus. In response, Geryon is marshaling his followers, hoping to use this

following lair actions; he can’t take the same lair action two rounds in a row: Banish. Geryon casts the banishment spell. Chill Blast. Geryon causes a blast of cold to burst from the ground

Orcus Legacy

Monsters Out of the Abyss

action to cause one of the following effects; he can’t use the same effect two rounds in a row: Orcus’s voice booms throughout the lair. His utterance causes one creature of his choice to

be subjected to power word kill. Orcus needn’t see the creature, but he must be aware that the individual is in the lair. Orcus causes up to six corpses within the lair to rise as skeleton

Wastrilith

Monsters Mordenkainen Presents: Monsters of the Multiverse

defilement, you can use the optional rule on abyssal corruption in chapter 2 of the Dungeon Master’s Guide, causing the poisoned creature to be corrupted.PoisonCold, Fire, Lightning; Bludgeoning

, Piercing, and Slashing from Nonmagical AttacksUndertow. If the wastrilith is underwater, it causes all water within 60 feet of it to be difficult terrain for other creatures until the start of its next turn.

Yeenoghu Legacy

Monsters Out of the Abyss

same effect two rounds in a row. Yeenoghu causes an iron spike—5 feet tall and 1 inch in diameter—to burst from the ground at a point he can see within 100 feet of him. Any creature in

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

Duergar Mind Master

Monsters Mordenkainen Presents: Monsters of the Multiverse

. 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

Khrusor, Spear of Heliod

Magic Items Mythic Odysseys of Theros

“Artifacts” in chapter 7 of the Dungeon Master’s Guide for details on randomly determined properties. Luminous. The spear sheds bright light in a 30-foot radius and dim light for an

additional 30 feet. The light is sunlight. Sun’s Retaliation. When you take damage from a creature within 5 feet of you, you can use your reaction to make a melee attack with the spear against that

Inquisitor of the Tome

Monsters Van Richten’s Guide to Ravenloft

;t being worn or carried in the sphere automatically take the damage and are similarly moved.Telekinetic Deflection. In response to being hit by an attack roll, the inquisitor increases its AC by 4

against the attack. If this causes the attack to miss, the attacker is hit by the attack instead.“Evil lurks everywhere. With our minds, we will unearth it, we will plumb its depths, and we will

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

succeeds on three of these saves.The dragon can take up to three reactions per round but only one per turn. Reactive Rend. After using Legendary Resistance or in response to being hit by an attack

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

Devastation Orb

Magic Items Princes of the Apocalypse

. Reducing it to 0 hit points causes it to explode instantly. A special container can be crafted to contain a devastation orb and prevent it from detonating. The container must be inscribed with symbols

Dungeon Master’s Guide. Earth Orb. When this orb detonates, it subjects the area to the effects of the earthquake spell for 1 minute (spell save DC 18). For the purpose of the spell’s

Vecna the Archlich

Monsters Vecna: Eve of Ruin

. Rotten Fate. Vecna causes necrotic magic to engulf one creature he can see within 120 feet of himself. The target must make a DC 22 Constitution saving throw, taking 96 (8d8 + 60);{"diceNotation":"8d8

response to being hit by an attack, Vecna utters a fell word, dealing 10 (3d6);{"diceNotation":"3d6", "rollType":"damage", "rollAction":"Fell Rebuke", "rollDamageType":"necrotic"} necrotic damage to

Archon of Falling Stars

Monsters Mythic Odysseys of Theros

makes a radiant spear attack, and then its mount can use its reaction to make a melee weapon attack. Return to Nyx (Costs 3 Actions). The archon causes a corpse it can see within 30 feet of it to burst

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

, suggestion, telekinesisPoisoning Rebuke (Requires Blood Rune). In response to being damaged by a creature the fomorian can see within 60 feet of itself, the fomorian forces that creature to make a DC 16

Auril (Second Form)

Monsters Icewind Dale: Rime of the Frostmaiden

Short or Long Rest). Auril causes a magical blast of cold air to erupt from her hand. Each creature in a 60-foot cone must make a DC 21 Constitution saving throw, taking 36 (8d8);{"diceNotation":"8d8

damage from swirling ice, and nonmagical, open flames in that area are extinguished. Splinter (Costs 3 Actions). Auril uses Create Ice Mephit or causes one to ice mephit she can see within 60 feet of

Yeenoghu

Monsters Mordenkainen Presents: Monsters of the Multiverse

. Yeenoghu causes an iron spike—5 feet tall and 1 inch in diameter—to burst from the ground at a point he can see within 100 feet of him. Any creature in the space where the spike emerges

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

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

and make one weapon attack. Summon Fungi. Zuggtmoy causes four gas spore;gas spores or violet fungus;violet fungi (both appear in the Monster Manual) to appear in unoccupied spaces that she chooses

Fraz-Urb'luu Legacy

Monsters Out of the Abyss

’t use the same effect two rounds in a row: Fraz-Urb’luu causes up to 5 doors within the lair to become walls, and an equal number of doors to appear on walls where there previously were

’s Guide for more on madness. Madness of Fraz-Urb’luu d100 Flaw (lasts until cured) 01–20 “I never let anyone know the truth about my actions or

Ancient Time Dragon

Monsters Planescape: Adventures in the Multiverse

Legendary Resistance or in response to being hit by an attack roll, the dragon makes one Rend attack. Slow Time. Immediately after a creature the dragon can see ends its turn, the dragon targets a creature

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

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

Master’s Guide for more on madness. Madness of Graz’zt d100 Flaw (lasts until cured) 01–20 “There is nothing in the world more important than me and my

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

Dungeon Master’s Guide has more information on madness. Madness of Belashyrra d6 Flaw (lasts until cured) 1 “I constantly see shapes moving in the shadows.” 2

Adult Deep Dragon

Monsters Fizban's Treasury of Dragons

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

creatures are within reach, or the target can’t take a reaction, it takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction":"Commanding Spores", "rollDamageType":"psychic"} psychic

Arasta

Monsters Mythic Odysseys of Theros

attack with her claws. Swarm (Costs 2 Actions). Arasta causes two Swarm of Insects (Spiders) ;swarms of spiders (see the Monster Manual) to appear in unoccupied spaces within 5 feet of her. Toxic Web

paraphrase the following text when Arasta uses her Armor of Spiders trait: The nightmarish arachnid unleashes a shriek that sounds like a thousand spider carapaces scarring slate. In response, the

Ancient Deep Dragon

Monsters Fizban's Treasury of Dragons

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

no creatures are within reach, or the target can’t take a reaction, it takes 11 (2d10);{"diceNotation":"2d10", "rollType":"damage", "rollAction":"Commanding Spores", "rollDamageType":"psychic

Iggwilv's Cauldron

Magic Items The Wild Beyond the Witchlight

cauldron has the following random properties: 1 minor beneficial property (determined by rolling on the Minor Beneficial Properties table in the Dungeon Master’s Guide) 1 minor detrimental

property (determined by rolling on the Minor Detrimental Properties table in the Dungeon Master’s Guide) Iggwilv's Cauldron Gold;Gold Cauldron. The gold cauldron has the following properties

Demonomicon of Iggwilv Legacy

Magic Items Tasha’s Cauldron of Everything

in the “Artifacts” section of the Dungeon Master’s Guide: 2 minor beneficial properties 1 minor detrimental property 1 major detrimental property Spells. The book has 8

do so, you can add double your proficiency bonus to the check. Fiendish Scourging. Your magic causes pain to fiends. While carrying the book, when you make a damage roll for a spell you cast against

Duergar Mind Master Legacy

Monsters Mordenkainen’s Tome of Foes

succeed on a DC 12 Intelligence saving throw, or the duergar causes it to use its reaction either to make one weapon attack against another creature the duergar can see or to move up to 10 feet in a

Lightning Caster

feats

creature, you can use a Bonus Action to target a second creature within the cantrip’s range. Immediate Response. When you cast a spell as a Reaction, that spell doesn’t expend a spell slot. Once you use this benefit, you can’t use it again until you finish a Long Rest.

Nilbog Legacy

Monsters Volo's Guide to Monsters

its Reversal of Fortune reaction. Nimble Escape. The nilbog can take the Disengage or Hide action as a bonus action on each of its turns.Fool’s Scepter. Melee Weapon Attack: +4;{"diceNotation

","rollType":"damage","rollAction":"Shortbow","rollDamageType":"piercing"} piercing damage.Reversal of Fortune. In response to another creature dealing damage to the nilbog, the nilbog reduces the

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