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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

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.

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

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

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

one of the 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

Geryon

Monsters Mordenkainen Presents: Monsters of the Multiverse

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

–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

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

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

Occultant Abacus

Magic Items Acquisitions Incorporated

. The difference between the index finger and the middle finger. The elasticity of the ear lobe. 6 You take a long, careful look, and then decide based on which fellow franchisee has been nice to

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

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

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

Adult Deep Dragon Legacy

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

I have a readied action. Can I stop readying to take an Opportunity Attack? Or does the Ready action take a full-round commitment?

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

continues, you can decide to take this readied Reaction—or, if plans change, you can take any other Reaction you might have access to, such as an Opportunity Attack. But remember that you have only one

commitment. By taking the Ready action, you’re giving your character access to a tailor-made Reaction to use in a given circumstance. However, you’re not bound to take that readied Reaction. As combat

Simic Scientist

Backgrounds Guildmasters’ Guide to Ravnica

ability, enlarge/reduce 3rd gaseous form, water breathing, wind wall 4th freedom of movement, polymorph 5th creation When your magic causes physical

make a nice sideshow act. 9 I left the Selesnya — and a lover — behind when I joined the Simic. 10 Roll an additional Simic contact; you can decide if the contact is an ally or a rival.

Ancient Deep Dragon Legacy

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

Ready

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

before the start of your next turn. First, you decide what perceivable circumstance will trigger your reaction. Then, you choose the action you will take in response to that trigger, or you choose to

Ready Sometimes you want to get the jump on a foe or wait for a particular circumstance before you act. To do so, you can take the Ready action on your turn, which lets you act using your reaction

Saving Throws Legacy

Rules

A saving throw — also called a save — represents an attempt to resist a spell, a trap, a poison, a disease, or a similar threat. You don’t normally decide to make a saving throw

bonus to saving throws made using a particular ability score. Some monsters have saving throw proficiencies as well. The Difficulty Class for a saving throw is determined by the effect that causes it

Paladin Legacy

Classes Basic Rules (2014)

while you were at prayer? Did another paladin sense the potential within you and decide to train you as a squire? Or did some terrible event—the destruction of your home, perhaps—drive you to

for the lesser of two evils, and sometimes the heat of emotion causes a paladin to transgress his or her oath. A paladin who has broken a vow typically seeks absolution from a cleric who shares his or

Ready

Compendium - Sources->Dungeons & Dragons->Player's Handbook (2014)

before the start of your next turn. First, you decide what perceivable circumstance will trigger your reaction. Then, you choose the action you will take in response to that trigger, or you choose to

Ready Sometimes you want to get the jump on a foe or wait for a particular circumstance before you act. To do so, you can take the Ready action on your turn, which lets you act using your reaction

Ready [Action]

Compendium - Sources->Dungeons & Dragons->D&D Beyond Basic Rules

your next turn. First, you decide what perceivable circumstance will trigger your Reaction. Then, you choose the action you will take in response to that trigger, or you choose to move up to your

Ready [Action] You take the Ready action to wait for a particular circumstance before you act. To do so, you take this action on your turn, which lets you act by taking a Reaction before the start of

Powered Armor

Magic Items Lost Laboratory of Kwalish

Power. Powered armor originally required energy cells to fuel it, but was adapted by Kwalish to be fueled by the life energy of the creature wearing it. You might decide that the armor can also draw

magic that generates a conduit something like an astral silver cord. While so connected, a willing ally can give up hit points as a reaction to fuel the armor’s abilities.

Ready [Action]

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

your next turn. First, you decide what perceivable circumstance will trigger your Reaction. Then, you choose the action you will take in response to that trigger, or you choose to move up to your

Ready [Action] You take the Ready action to wait for a particular circumstance before you act. To do so, you take this action on your turn, which lets you act by taking a Reaction before the start of

Your Turn

Compendium - Sources->Dungeons & Dragons->Player's Handbook (2014)

Your Turn On your turn, you can move a distance up to your speed and take one action. You decide whether to move first or take your action first. Your speed — sometimes called your walking speed — is

can’t decide what to do on your turn, consider taking the Dodge or Ready action, as described in "Actions in Combat." Bonus Actions Various class features, spells, and other abilities let you take an

Your Turn

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

Your Turn On your turn, you can move a distance up to your speed and take one action. You decide whether to move first or take your action first. Your speed--sometimes called your walking speed--is

. The Movement and Position section gives the rules for your move. You can forgo moving, taking an action, or doing anything at all on your turn. If you can't decide what to do on your turn, consider

Yuan-ti Pureblood Legacy

Species Volo's Guide to Monsters

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

another society and wish to be part of it. 3 I respect my superiors and obey them without question. My fate is theirs to decide. 4 I have an interest in an unsuitable mate, which I can&rsquo

Ready

Actions

you act by taking a Reaction before the start of your next turn.First, you decide what perceivable circumstance will trigger your Reaction. Then, you choose the action you will take in response to that

move away.”When the trigger occurs, you can either take your Reaction right after the trigger finishes or ignore the trigger.When you Ready a spell, you cast it as normal (expending any resources used

Mechanical Guides

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

, it’s possible that they acquire both mechanical guides. You can decide whether the programming of the two constructs causes them to bicker and one-up each other—or whether each guide attempts to

the same time, you decide how the commands are resolved. Working Both Sides If the characters meet with both agents, they might agree to work for both without the other agent knowing. In that case

Raid Against the Machine

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

dozen servants (use the cultist stat block). During the raid, both agents attempt to attune to the Infernal Machine. You can decide which one is successful or allow chance to decide (see “Complications

Ursas causes him to shout out in rage, swearing vengeance “in the name of my unholy patron, Bel!” If either agent gains control of the Infernal Machine, they immediately use it to attempt to defeat

The Nematode

Compendium - Sources->Dungeons & Dragons->Phandelver and Below: The Shattered Obelisk

creature to open its mouth but would also trigger a dangerous physical reaction. Releasing the fluid through a small hole in the proper place causes the creature to open its mouth without triggering

decide whether to be outside the Nematode or inside its closed mouth. There is no light in the cave once it shuts unless the characters have light sources with them. When the mouth closes, two intellect

Group Attacks

Compendium - Sources->Dungeons & Dragons->Flee, Mortals! Rule Primer

many minions join a group attack. For instance, if five minions surround a target, the GM may decide to have all five attack at once to speed up combat, or may break up the attacks among smaller groups

the minions into multiple groups based on the type of cover or concealment they have, then make a separate attack for each group. Target Response Effects If a group attack triggers a reaction or

Updated Guides

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

to other locations in time and space with a successful DC 20 Intelligence (Arcana) check. A failed check causes the characters to be misdirected physically or temporally, as you determine. If the

characters claim any missing components of the Infernal Machine, those components can be added to the mechanical guide, providing a +2 bonus to this check per component. You might decide that neither agent

Resolving Interactions

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

hostile. Whether the adventurers can shift a creature’s attitude is up to you. You decide whether the adventurers have successfully couched their statements in terms that matter to the creature

of an entirely different set of social interactions. 3. Charisma Check When the adventurers get to the point of their request, demand, or suggestion — or if you decide the conversation has run its

57. Oubliette

Compendium - Sources->Dungeons & Dragons->Tomb of Annihilation

resets. Pulling the lever in the left nostril causes the mouth of the devil face to open wide, revealing a gullet filled with impenetrable darkness that pulls in everything in the room. Initiative

and destroyed. If a character fails the saving throw, another character within reach, or any character bound to the first character by a rope, can use his or her reaction to grab on and grant the

Developments

Compendium - Sources->Dungeons & Dragons->Rise of Tiamat

’ reaction will likely be influenced by whatever interaction the characters had with them earlier. The trolls might flee without a word, or they might decide they like Oyaviggaton and make it their

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