course remains guards to have reaction

Rod of Absorption

Magic Items Dungeon Master’s Guide

While holding this rod, you can take a Reaction to absorb a spell that is targeting only you and doesn’t create an area of effect. The absorbed spell’s effect is canceled, and the spell

cast it are wasted. The rod can absorb and store up to 50 levels of energy over the course of its existence. Once the rod absorbs 50 levels of energy, it can’t absorb more. If you are targeted

Mordenkainen's Magnificent Mansion

Spells Player’s Handbook

cast the spell can enter the extradimensional dwelling as long as the door remains open. You can open or close it (no action required) if you are within 30 feet of it. While closed, the door is

can’t exceed 50 contiguous 10-foot Cube;Cubes. The place is furnished and decorated as you choose. It contains sufficient food to serve a nine-course banquet for up to 100 people. Furnishings

Control Water

Spells Player’s Handbook

separated water forms a wall to either side. The trench remains until the spell ends or you choose a different effect. The water then slowly fills in the trench over the course of the next round until

Huge or smaller vehicles struck by the wave have a 25 percent chance of capsizing. The water level remains elevated until the spell ends or you choose a different effect. If this effect produced a wave

Black Viper

Monsters Waterdeep: Dragon Heist

of her station. In her younger days, Esvele openly rebelled, but that behavior led to locked doors at night and house guards watching her every move during the day. So she taught herself how to pick

locks, pluck keys from belts and pouches, clamber up walls, and sneak past guards — playing the perfect daughter by day while cutting loose at night. To hide her identity from those she met, she wore a

Narrak

Monsters Out of the Abyss

. One with Shadows. While he is in dim light or darkness, Narrak can become invisible. He remains so until he moves or takes an action or reaction.

Saint Markovia's Thighbone

Magic Items Curse of Strahd

Saint Markovia’s thighbone has the properties of a mace of disruption. If it scores one or more hits against a vampire or a vampire spawn in the course of a single battle, the thighbone

, and Strahd long afterward walked with a limp and a grimace of pain. It is said that he trapped Markovia in a crypt beneath his castle, and her remains linger there yet. The essence of Markovia&rsquo

Telepathic Pentacle

Monsters Icewind Dale: Rime of the Frostmaiden

. 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

tapped by the city's elite. A short obituary is engraved around the lip of the well in Draconic: “Herein lie the immortal remains of the Telepathic Pentacle. Sit, meditate, and learn.”

Jarund Elkhardt

Monsters Icewind Dale: Rime of the Frostmaiden

the target is pushed to within 5 feet of a creature friendly to Jarund, that creature can make an attack against the target as a reaction. Javelin. Melee or Ranged Weapon Attack: +7;{"diceNotation

Jarund without an heir. He has failed to produce another child with his wife, Wynneth, and his mistress, Froya, so the future of his royal line remains uncertain. Auril's unyielding winter concerns

Allip

Monsters Mordenkainen Presents: Monsters of the Multiverse

":"2d8+3", "rollType":"damage", "rollAction":"Whispers of Compulsion", "rollDamageType":"psychic"} psychic damage and must use its reaction to make a melee weapon attack against one creature of the

torments what remains of its mind. In the presence of other creatures, an allip seeks to relieve this burden by sharing its secret. The creature can impart only a shard of the knowledge that doomed it

Tarul Var

Monsters Tales from the Yawning Portal

can choose to succeed instead. Rejuvenation. If Var is destroyed but his phylactery remains intact, Var gains a new body in 1d10;{"diceNotation":"1d10","rollType":"roll","rollAction":"Rejuvenation

. Interlopers who discover his quarters are set upon by the lich and his dread warrior guards, but if Var is brought to the brink of death, he might bargain for a chance to escape the dungeon. Undead Nature. A

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

are made of stone or metal become highly reflective, as though polished to a shine. These surfaces become supernaturally mirrorlike. If Graz’zt dies, these effects fade over the course of 1d10

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

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

places where such creatures are willing to live side by side. Some beholderkin serve Belashyrra as guards and agents, while others spend their lives in deep meditation, pursuing inner visions known only

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

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

(your choice). Timelessness. Beasts, Humanoids, and Plants within 3 miles of the lair age only 1 year for every 10 years that pass. If the dragon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.

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

;poisonous snakes and other venomous Beasts. If Demogorgon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. Cultists of Demogorgon

Occultant Abacus

Magic Items Acquisitions Incorporated

within 5 feet of a creature killed within the past 24 hours, you can cast the augury spell. The course of action you inquire about with the spell does not need to have any connection to the dead creature

long rest. Bead of Instant Karma At rank 3, one of the beads on your occultant abacus channels the power of instant karma, turning the occultant abacus into a rare magic item. As a reaction, you can

Hierophant Medusa

Monsters The Book of Many Things

martyrs’ remains until the martyrs are called back to life to oppose a world-changing foe. 2 Gather the lost shards of a dead god’s petrified body, and reunite them on the altar in the

relevant to the medusa’s divine purpose. If the medusa dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.PoisonPetrifying Gaze

Dullahan

Monsters Van Richten’s Guide to Ravenloft

"} necrotic damage.Dullahans are headless undead warriors—the remains of villains who let vengeance consume them. These decapitated hunters haunt the areas where they were slain, butchering innocents in

use its reaction to make a melee attack. Headless Wail (Costs 2 Actions). An echoing shriek issues from the dullahan’s headless stump. Each creature of the dullahan’s choice within 10

Euryale

Monsters The Book of Many Things

her petrifying gaze, rendering her immune to its effects and allowing her to use it while not in her medusa guise. Despite her alarming appearance in serpent form, Euryale remains a healer and

lasts 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.

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

remains. A new incarnation of the World Eater is a fearsome omen, as the monster only appears when the pillars of the world tremble and terrible things are afoot in the realm of the gods. Its rampages

Ancient Time Dragon

Monsters Planescape: Adventures in the Multiverse

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

area take 10 minutes or 2 hours (your choice). Timelessness. Beasts, Humanoids, and Plants within 3 miles of the lair age only 1 year for every 10 years that pass. If the dragon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.

Stone of Golorr

Magic Items Waterdeep: Dragon Heist

Aurinax inhabits the vault and guards its treasures. Failed Memory. When your attunement to the Stone of Golorr ends, you must make a DC 16 Wisdom saving throw. On a failed save, you lose all memory of

transforms into mucus and is destroyed, and Golorr the aboleth appears in an unoccupied space within 30 feet of the stone’s remains. The aboleth is incensed by the stone’s destruction, and it attacks all other creatures it can see.

Mahadi the Rakshasa

Monsters Baldur’s Gate: Descent into Avernus

in an unoccupied space within 60 feet of him, acts as his ally, and can’t summon other devils. The erinyes remains for 10 minutes or until Mahadi dismisses it as an action. If the erinyes dies

rank most highly in his esteem. Of course, guests leaving Infernal Rapture are expected to pay their bills in full prior to departure. If a guest cannot pay for whatever reason, the contract they

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

creature that succeeds on this saving throw can’t be affected by this regional effect again for 24 hours. If Yeenoghu dies, these effects fade over the course of 1d10;{"diceNotation":"1d10

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

frightened and disoriented, as though constantly under threat of being hunted, and might lash out or panic even when no visible threat is nearby. If Baphomet dies, these effects fade over the course of

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

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

deposits a traveler somewhere in Stygia. If Geryon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Cultists of Geryon Geryon grants his cultists special

(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

Yeenoghu dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days. Cultists of Yeenoghu Yeenoghu grants special abilities to his cultists. His

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

Vegetation. Vegetation within 1 mile of the lair becomes infested with parasitic fungi, slowly mutating as it is overwhelmed. If Zuggtmoy dies, these effects fade over the course of 1d10

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

into a shower of radiant stars leaving no trace of it behind. Everything it is wearing or carrying remains. Each creature within 10 feet of the corpse when it bursts must succeed on a DC 16 Dexterity

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

hours. If Graz’zt dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Graz’zt If a creature goes mad in Graz’zt’s

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

traveler somewhere in Stygia. If Geryon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Cultists of Geryon Geryon grants his cultists special

–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

Drow Matron Mother

Monsters Mordenkainen Presents: Monsters of the Multiverse

allied demon within 30 feet of the drow uses its reaction to make one attack against a target of the drow’s choice that she can see. Demon Staff. The drow makes one Demon Staff attack. Cast a

Manual). The summoned creature appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other demons. It remains for 10 minutes, until it or its summoner dies, or until its summoner dismisses it as an action.

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

Powered Armor

Equipment

armor, even when it has 0 charges remaining. Activating the Armor. As an action, you can expend any number of the armor’s charges to activate it; the armor remains active for 1 hour per charge

reaction to expend 1 of the armor’s charges to deploy a defensive force field. Roll 3d10 and reduce the damage taken by the total rolled. Propulsion. As a bonus action, you can expend 1 of the

Aurnozci

Monsters The Book of Many Things

within 300 feet of itself. The sphere spreads around corners. The sphere remains for 10 minutes or until Aurnozci uses this lair action again. The sphere’s area is heavily obscured and is

conditions. If Aurnozci dies, these effects fade over the course of 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Days"} days.Acid, Fire, Poison; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksCold, Lightning

D&D Beyond

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