course remains guide 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

Amrik Vanthampur

Monsters Baldur’s Gate: Descent into Avernus

-foot-radius sphere. The area within the cloud is heavily obscured. A strong wind disperses the cloud, which otherwise remains until the end of Amrik’s next turn.Second son of Duke Thalamra

torpor (ingested);torpor (see "Poisons" in chapter 8 of the Dungeon Master’s Guide), which the kenku bartender can use to spike drinks when Amrik gives the signal.

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

Flind

Monsters Mordenkainen Presents: Monsters of the Multiverse

"} 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

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.

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.

Ice Troll

Monsters Icewind Dale: Rime of the Frostmaiden

trolls. Their hearts radiate extreme cold, to the detriment of other nearby creatures. Ice Troll Hearts. An ice troll's heart remains cold even after the troll's destruction. As long as the troll

can't regenerate, its heart can be safely removed from its remains, handled, and kept. An ice troll's heart, once removed, becomes a harmless Tiny object with AC 13, 4 hit points, and immunity to all

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

Daemogoth Titan

Monsters Strixhaven: A Curriculum of Chaos

the titan doesn’t heal.Daemogoth titans are towering monsters that blight the land around them. A daemogoth grows in power over the course of decades spent feeding on sorrow and draining life from

;Supernatural Gifts” in the Dungeon Master’s Guide). As long as the creature has the blessing, it must expend and roll two of its Hit Dice whenever it finishes a long rest. It takes

Gnome Ceremorph

Monsters Icewind Dale: Rime of the Frostmaiden

simply a facet of how their minds work. When the process is warped only slightly, the mind flayer remains gnome-sized and is called a gnome ceremorph. It retains its knowledge of the Gnomish language

ceremorph often carries a home-built device that functions as a laser pistol (see “Firearms” in the Dungeon Master’s Guide). This weapon is powered by an energy cell, which enables

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

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

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

Juiblex

Monsters Mordenkainen Presents: Monsters of the Multiverse

of the following lair actions; it can’t take the same lair action two rounds in a row: Green Slime. A green slime (see the Dungeon Master’s Guide) appears on a spot on the ceiling that

as it remains in the slimy area or until it breaks free. The restrained creature, or another creature that can reach it, can use its action to try to break free and must succeed on a DC 21 Strength

Wastrilith

Monsters Mordenkainen Presents: Monsters of the Multiverse

lightly obscured;lightly obscures the area until a current clears it away. Water in containers remains corrupted until it evaporates. A creature that consumes this foul water or swims in it must make a

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

Juiblex Legacy

Monsters Out of the Abyss

remains in the slimy area or until it breaks free. The restrained creature, or another creature who can reach it, can use its action to try to break free and must succeed on a DC 21 Strength check

Guide) appears on a spot on the ceiling that Juiblex chooses within the lair. The slime disintegrates after 1 hour. Regional Effects The region containing Juiblex’s lair is warped by its

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.

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

effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Belashyrra If a creature goes mad in Belashyrra’s lair or while it can see the daelkyr, it gains

Adult Lunar Dragon

Monsters Spelljammer: Adventures in Space

’s Guide) taken from vessels that dared to invade the dragon’s territory. A lunar dragon can become incorporeal, but not to the extent that it can pass through other creatures or solid

of bludgeoning damage. If the dragon dies, the moaning stops, the moon devils dissipate, and the black frost disappears over the course of 1d10;{"diceNotation":"1d10","rollType":"roll","rollAction

Ancient Lunar Dragon

Monsters Spelljammer: Adventures in Space

the Astral Adventurer’s Guide) taken from vessels that dared to invade the dragon’s territory. A lunar dragon can become incorporeal, but not to the extent that it can pass through other

cold damage instead of bludgeoning damage. If the dragon dies, the moaning stops, the moon devils dissipate, and the black frost disappears over the course of 1d10;{"diceNotation":"1d10","rollType

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

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

Stone of Golorr

Magic Items Waterdeep: Dragon Heist

Stone of Golorr has the following properties, determined by rolling on the tables in the “Artifacts” section in chapter 7 of the Dungeon Master’s Guide: 1 minor beneficial property

Items” in chapter 7 of the Dungeon Master’s Guide). Personality. The Stone of Golorr has an alien intellect that is both domineering and hungry for knowledge. It thinks of itself as an

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.

Baphomet Legacy

Monsters Out of the Abyss

be affected by this regional effect again for 24 hours. If Baphomet dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Baphomet If a

until cured. See the Dungeon Master’s Guide for more on madness. Madness of Baphomet d100 Flaw (lasts until cured) 01–20 “My anger consumes me. I can’t be

Orcus Legacy

Monsters Out of the Abyss

again for 24 hours. If Orcus dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollType":"roll"} days. Madness of Orcus If a creature goes mad in Orcus’s lair or

within line of sight of the demon lord, roll on the Madness of Orcus table to determine the nature of the madness, which is a character flaw that lasts until cured. See the Dungeon Master’s Guide

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.

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