before beasts device complete reaction

Horncaller

Monsters Guildmasters’ Guide to Ravnica

: bless, conjure animals Speak with Beasts. The horncaller can communicate with beasts as if they shared a language.Multiattack. The horncaller makes two melee attacks with its staff and uses One with the

damage if used with two hands. One with the Worldsoul. The horncaller chooses one beast it can see within 30 feet of it. If the beast can hear the horncaller, the beast uses its reaction to make one melee

Narycrash

Equipment

This backpack-sized device holds a balloon-based parachute. If you fall while wearing this device, you can use your reaction to deploy the parachute. Once deployed, the parachute rapidly inflates

Chronolometer

Magic Items Acquisitions Incorporated

While attuned to this device, you have a +1 bonus to Intelligence saving throws. The first time you attune to the chronolometer, you choose one language you don’t know. You subsequently know

that language while attuned to the device. Time Bandit. At the start of your turn, roll a d6 (no action required). On a 1–3, you slow down time, gaining an additional action on your turn and

Absorbing Tattoo

Magic Items Tasha’s Cauldron of Everything

appear, pressing the needle there throughout the attunement process. When the attunement is complete, the needle turns into the ink that becomes the tattoo, which appears on the skin. If your attunement

Damage Absorption. When you take damage of the chosen type, you can use your reaction to gain immunity against that instance of the damage, and you regain a number of hit points equal to half the

Shadowfell Brand Tattoo

Magic Items Tasha’s Cauldron of Everything

, pressing the needle there throughout the attunement process. When the attunement is complete, the needle turns into the ink that becomes the tattoo, which appears on the skin. If your attunement to the

Defense. When you take damage, you can use your reaction to become insubstantial for a moment, halving the damage you take. Then the reaction can’t be used again until the next sunset. Magic Tattoo

Wheel of Stars

Magic Items Acquisitions Incorporated

While attuned to this device, you have a +1 bonus to Wisdom saving throws, and you can use an action to cast the dancing lights, guidance, or message cantrips. Portent of the Stars. As a reaction

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

: Agitated Beasts. Wild beasts within 6 miles of the lair break into frequent conflicts and coupling, mirroring the behavior that occurs during their mating seasons. Beguiling Realm. Within 6 miles of

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

disadvantage, and all Charisma (Deception) and Charisma (Intimidation) checks have advantage. Frenzied Animals. Beasts within 1 mile of the lair become frenzied and violent—even creatures that are

Baphomet

Monsters Mordenkainen Presents: Monsters of the Multiverse

provoking opportunity attacks, then makes a Gore attack.Civilization is weakness and brutality is strength in the credo of Baphomet, the Horned King and the Prince of Beasts. He is worshiped by those who

cultist’s forehead. In time, a devoted cultist might transform entirely into a minotaur, which is considered the greatest gift of the Prince of Beasts. Baphomet appears as a fearsome, 20-foot-tall

Blood Fury Tattoo

Magic Items Tasha’s Cauldron of Everything

, pressing the needle there throughout the attunement process. When the attunement is complete, the needle turns into the ink that becomes the tattoo, which appears on the skin. If your attunement to

points equal to the necrotic damage dealt. When a creature you can see damages you, you can expend a charge and use your reaction to make a melee attack against that creature, with advantage on your attack roll.

Enucleator Modifications

Equipment

Lord Syuul;Lord Syuul's psionic enucleator can be used to modify the body of any creature inside its tank. The device must be operated by another creature who can manifest a psionic power or who has

proficiency in Arcana. To complete a body modification, the subject must remain inside the tank while the operator touches the metal orbs outside the enucleator for 1 hour. If this work is interrupted

Zuggtmoy Legacy

Monsters Out of the Abyss

beasts in the cloud when it appears, or that enter it later, must make a DC 19 Wisdom saving throw. On a successful save, the creature can’t be infected by these spores for 24 hours. On a failed

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

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.

Mighty Servant of Leuk-o

Magic Items Tasha’s Cauldron of Everything

conjecture than fact, often referring to otherworldly beings, the mysterious Barrier Peaks in Oerth, and the supposedly related device known as the Machine of Lum the Mad. The best details on the device

’s origins and operation can be found in the Mind of Metal, a tome of artificer’s secrets that connects the device to the traditions of the lost Olman people, and which was written by Lum the

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.

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

. Predatory beasts within 6 miles of the lair become unusually savage, killing far more than what they need for food. Carcasses of prey are left to rot in an unnatural display of wasteful slaughter. If

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

following effects: Savage Predators. Predatory beasts within 6 miles of the lair become unusually savage, killing far more than what they need for food. Carcasses of prey are left to rot in an unnatural

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

the lair that are made of stone or metal become highly reflective, as though polished to a shine. These surfaces become supernaturally mirrorlike. Wild beasts within 6 miles of the lair break into

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 it lingers for 1 minute. Humanoids and Beasts in the cloud when it appears, or that enter it later, must make a DC 19 Wisdom saving throw. On a successful save, a creature can’t be infected by

Ki-rin

Monsters Mordenkainen Presents: Monsters of the Multiverse

reach, and only those mortals who have the tenacity to complete the daunting journey to a ki-rin’s lair can prove themselves worthy of speaking with its occupant. Many of those who do end up

following magical effects is possible for travelers to encounter in the vicinity: Blessed Nature. Beasts, Plants, and Celestials within 3 miles of the ki-rin’s lair grow more vigorous as they evolve

Narycrash

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

Narycrash This backpack-sized device holds a balloon-based parachute. If you fall while wearing this device, you can use your reaction to deploy the parachute. Once deployed, the parachute rapidly

Simic Scientist

Backgrounds Guildmasters’ Guide to Ravnica

my research and any other tasks I have to complete. Contacts The fluid nature of clades, whose rosters span different laboratories and change as researchers discover new interests, creates

, devoted to contemplating philosophical principles. 8 My former clade supervisor is now engaged in field research studying some of the largest beasts and monsters on Ravnica. Non-Simic

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

more of the following effects: Creatures within 1 mile of the passage sometimes feel as if they’re being watched. Beasts that live within 5 miles of the passage undergo magical

Chronolometer

Compendium - Sources->Dungeons & Dragons->Acquisitions Incorporated

Chronolometer Wondrous item, very rare (requires attunement) While attuned to this device, you have a +1 bonus to Intelligence saving throws. The first time you attune to the chronolometer, you

choose one language you don’t know. You subsequently know that language while attuned to the device. Time Bandit. At the start of your turn, roll a d6 (no action required). On a 1–3, you slow down time

Shadowfell Brand Tattoo

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

, you hold the needle to your skin where you want the tattoo to appear, pressing the needle there throughout the attunement process. When the attunement is complete, the needle turns into the ink that

feet, and you have advantage on Dexterity (Stealth) checks. Shadowy Defense. When you take damage, you can use your reaction to become insubstantial for a moment, halving the damage you take. Then the reaction can’t be used again until the next sunset.

Yuan-ti Pureblood Legacy

Species Volo's Guide to Monsters

caste system based on how complete a person’s transformation was. The vast majority of yuan-ti fall into three categories — abominations, malisons, and purebloods — while the mutated

they don’t believe they have a reasonable chance of success. This reaction isn’t out of cowardice, but practicality—yuan-ti value their own lives much too highly to risk them when the

Horncaller

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

Horncaller Specialized shamans called horncallers use their magic to call wild beasts to fight alongside Selesnya troops. In quieter times, they tend the animals associated with Selesnya enclaves and

: bless, conjure animals Speak with Beasts. The horncaller can communicate with beasts as if they shared a language. Actions Multiattack. The horncaller makes two melee attacks with its staff and uses

Rogue

Compendium - Sources->Dungeons & Dragons->Sage Advice Compendium

the fighter’s turn, and if the attack qualifies, it can use Sneak Attack. Both of those options rely on the use of your reaction, so you could do only one of them in a round. Because you get only one

reaction per round, you’re unlikely to use Sneak Attack more than twice in a round: once with your action and once with your reaction. For Sneak Attack, what if another enemy of your target was 10

The White Moose

Compendium - Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden

, their prey is smarter than the average moose, and its white hide makes it hard to spot in the snow. What they don’t know is that the moose is using a magic mirror as a scrying device to show it

cast awaken spells on several beasts, gifting them with human-level intelligence and the ability to speak, and uses them to spy on settlements and terrorize their inhabitants. Ravisin has taken

Absorbing Tattoo

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

this item, you hold the needle to your skin where you want the tattoo to appear, pressing the needle there throughout the attunement process. When the attunement is complete, the needle turns into the

can use your reaction to gain immunity against that instance of the damage, and you regain a number of hit points equal to half the damage you would have taken. Once this reaction is used, it can’t be used again until the next dawn.

Creating a Campaign

Compendium - Sources->Dungeons & Dragons->Tales from the Yawning Portal

broad range of levels. With a little work, you can run a complete campaign using only this book. Starting with The Sunless Citadel, guide your players through the adventures in the order that they are

of your own invention or drawn from another D&D setting, provides the perfect framing device for the campaign. The characters hear rumors of each dungeon, with just enough information available to lead

Appendix 3. Dungeon Master Tips

Compendium - Sources->Dungeons & Dragons->Rrakkma

action going while remaining fair, this reliquary becomes the essential time keeping device for the adventurers. Whoever is attuned to the reliquary can instinctively tell how charged up the Gith

adventurers complete a rest. The rrakkma can safely complete four short rests and still possibly achieve their objective. If they take a fifth short rest the Gith Capacitor is fully charged, and they fail to

Duergar Hammerer

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

duergar’s pain into energy that powers the device, which is typically used to dig tunnels and repel invaders. Duergar Hammerer Medium construct, lawful evil Armor Class 17 (natural armor) Hit Points 33

the hammerer can respond by using its Multiattack with its reaction. Siege Monster. The hammerer deals double damage to objects and structures. Actions Multiattack. The hammerer makes two

Blood Fury Tattoo

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

, you hold the needle to your skin where you want the tattoo to appear, pressing the needle there throughout the attunement process. When the attunement is complete, the needle turns into the ink that

extra 4d6 necrotic damage to the target, and you regain a number of hit points equal to the necrotic damage dealt. When a creature you can see damages you, you can expend a charge and use your reaction to make a melee attack against that creature, with advantage on your attack roll.

Casting Time

Compendium - Sources->Dungeons & Dragons->Sage Advice & Errata

—a cantrip which doesn’t require a spell slot. Can you cast a Reaction spell on your turn? Yes, but you must abide by the rule of expending only one spell slot to cast a spell on your turn. For

spell as a Ritual require Concentration if the spell doesn’t normally require it? Concentration is required when casting any spell, including a Ritual version, for longer than 1 action. Once the casting is complete, the spell requires Concentration only if its Duration entry says it does.

D&D Beyond

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