before base during check reaction

Rope of Entanglement

Magic Items Dungeon Master’s Guide

(Athletics) or Dexterity (Acrobatics) check. On a successful check, the target is no longer Restrained by the rope. If you’re still holding onto the rope when a target escapes from it, you can take

a Reaction to command the rope to coil up in your hand; otherwise, the rope coils up in the target’s space. The rope has AC 20, HP 20, and Immunity to Poison and Psychic damage. It regains 1

Net Legacy

Equipment

has no effect on creatures that are formless, or creatures that are Huge or larger. A creature can use its action to make a DC 10 Strength check, freeing itself or another creature within its reach on a

success. Dealing 5 slashing damage to the net (AC 10) also frees the creature without harming it, ending the effect and destroying the net. When you use an action, bonus action, or reaction to

Control Water

Spells Player’s Handbook

lasts until you choose a different effect or the spell ends. The whirlpool is 5 feet wide at the base, up to 50 feet wide at the top, and 25 feet tall. Any creature in the water and within 25 feet of

takes 2d8 Bludgeoning damage. On a successful save, the creature takes half as much damage. A creature can swim away from the whirlpool only if it first takes an action to pull away and succeeds on a Strength (Athletics) check against your spell save DC.

Mark of Sentinel

Feats Eberron: Forge of the Artificer

) check, you can roll 1d4 and add the number rolled to the ability check. Guardian’s Shield. You always have the Shield spell prepared. You can cast it once without a spell slot, and you regain

(choose when you select this feat). Vigilant Guardian. When a creature you can see within 5 feet of you is hit by an attack roll, you can take a Reaction to swap places with that creature, and you are

Grappling Gun

Equipment

a Reaction to shoot the Grappling Gun at an attachable surface to stop your fall. You still must succeed on the check to ensure the Grappling Hook catches on a solid object. On a successful check, you stop your fall.

A Grappling Gun can shoot a Grappling Hook attached to a rope up to 150 feet, and the hook catches with a successful DC 10 Dexterity (Acrobatics) check. Additionally, if you are falling, you can use

Sanctum Amulet

Magic Items Bigby Presents: Glory of the Giants

A black opal pendant hangs at the base of this pearlescent chain. The sacred rune is inscribed on the back of the pendant. While wearing this item, you have resistance to necrotic damage

taking damage, you can use your reaction to invoke the item’s rune, causing the pendant to flash with pale light. The creature then instead drops to 1 hit point. Once the rune has been invoked, it can’t be invoked again until the next dawn.

Leprechaun

Monsters Quests from the Infinite Staircase

magically gifts the target a measure of luck. The creature gains the leprechaun’s Astonishing Luck reaction. The creature can use the reaction three times, after which this gift goes away. The

, Phantasmal Force 1/day each: Fabricate (as an action), MisleadAstonishing Luck. When the leprechaun fails an ability check, an attack roll, or a saving throw, it can roll a new d20 and choose which

Hag of the Fetid Gaze

Monsters Candlekeep Mysteries

imitations with a successful DC 14 Wisdom (Insight) check. Shared Spellcasting. While all three members of the Fetid Gaze are within 30 feet of one another, they can each cast the following spells from

succeed on a DC 20 Intelligence (Investigation) check to discern that the hag is disguised. Invisible Passage. The hag magically turns invisible until she attacks or casts a spell, or until her

Wand of Binding Legacy

Magic Items Basic Rules (2014)

). Assisted Escape. While holding the wand, you can use your reaction to expend 1 charge and gain advantage on a saving throw you make to avoid being paralyzed or restrained, or you can expend 1 charge and gain advantage on any check you make to escape a grappled;grapple.

Giant Slug

Monsters The Tortle Package

needing to make an ability check. Innate Spellcasting. It can innately cast each of the following spells once per day, requiring no components: guiding bolt, sanctuary, and spiritual weapon. Its

(2d4 + 2);{"diceNotation":"2d4+2","rollType":"damage","rollDamageType":"piercing"} piercing damage.Animate Tentacle. When the slug takes damage in this cave, it can use its reaction to animate one of

Sahuagin Wave Shaper

Monsters Ghosts of Saltmarsh

at least 50 feet square and 25 feet deep, causing a whirlpool to form in the center of the area. The whirlpool forms a vortex that is 5 feet wide at the base, up to 50 feet wide at the top, 25 feet

vortex by succeeding on a DC 14 Strength (Athletics) check. When a creature enters the vortex for the first time on a turn or starts its turn there, it must make a DC 14 Strength saving throw. On a

Hexton Modron

Monsters Planescape: Adventures in the Multiverse

spell. If the spell is 3rd level or lower, it fails and has no effect. If the spell is 4th level or higher, the hexton makes an Intelligence check (DC 10 + the spell’s level). On a success, the

base modrons—monodrone;monodrones, duodrone;duodrones, tridrone;tridrones, quadrone;quadrones, and pentadrone;pentadrones—the upper-tier hierarch modrons hold leadership positions

Deck of Oracles

Magic Items The Book of Many Things

. Roll a d20 and record the number rolled. Once in the next 8 hours, immediately after a creature within 60 feet of you makes an ability check, an attack roll, or a saving throw, you can use your

reaction to discard the d20 roll; the creature must use the number you rolled in place of its roll. Additionally, while holding the cards, you can cast Divination from them. Once this property is used, it can’t be used again until the next dawn.

Chronolometer

Magic Items Acquisitions Incorporated

reroll the check and take either result. Once you use this feature of the chronolometer, it cannot be used again until the next dawn. Fate Swap. As a reaction when a creature you can see within 30 feet

doubling your speed until the end of the turn. On a 4–6, you go forward in time to warn yourself of what is to come. The next time you fail a saving throw, attack roll, or ability check, you can

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

when a creature you can see within 60 feet of you makes an attack roll, saving throw, or ability check, you make that creature roll a d10 and add or subtract the number rolled (your choice) from the

Occultant Abacus

Magic Items Acquisitions Incorporated

disadvantage. When such a roll is made, you can use a reaction to grant a d10 to a different creature you can see. That creature can add the d10 to any ability check, attack roll, or saving throw it

someone in your franchise within the last 24 hours, then grant the character who slew it a d10. Once within the next hour, that character can add the d10 to an attack roll, ability check, or saving

Graz'zt

Monsters Mordenkainen Presents: Monsters of the Multiverse

feet of him. If the spell is 3rd level or lower, the spell fails and has no effect. If the spell is 4th level or higher, Graz’zt makes a Charisma check against a DC of 10 + the spell’s

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

Control Water Legacy

Spells Basic Rules (2014)

. This effect requires a body of water at least 50 feet square and 25 feet deep. You cause a whirlpool to form in the center of the area. The whirlpool forms a vortex that is 5 feet wide at the base

Strength (Athletics) check against your spell save DC. When a creature enters the vortex for the first time on a turn or starts its turn there, it must make a Strength saving throw. On a failed save

Mite

Monsters Mordenkainen's Fiendish Folio Volume 1

within 60 feet of it for 1 minute. If the mite is hidden, using this ability does not reveal its location. While the creature is affected by this hex, whenever it makes an attack roll, an ability check

, or a saving throw, it must roll a d6 and subtract the number rolled from the d20 roll. On any turn in which it suffers the effect of the hex, the target can attack an ally as a reaction, ignoring the

Astromancy Archive

Magic Items Tasha’s Cauldron of Everything

in the archive. The new spell must be of the divination school. When a creature you can see within 30 feet of you makes an attack roll, an ability check, or a saving throw, you can use your reaction

Bountiful Luck

Feats Xanathar's Guide to Everything

. Surely a sign of fortune’s favor! When an ally you can see within 30 feet of you rolls a 1 on the d20 for an attack roll, an ability check, or a saving throw, you can use your reaction to let the

Duplicitous Manuscript

Magic Items Tasha’s Cauldron of Everything

book. The new spell must be of the illusion school. When a creature you can see makes an Intelligence (Investigation) check to discern the true nature of an illusion spell you cast, or makes a saving

throw against an illusion spell you cast, you can use your reaction and expend 1 charge to impose disadvantage on the roll.

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

turn. Polukranos regains spent legendary actions at the start of its turn. Detect. Polukranos makes a Wisdom (Perception) check. Tail Swipe. Polukranos makes a tail attack. Trampling Charge (Costs

Shield of the Uven Rune

Magic Items Waterdeep: Dungeon of the Mad Mage

) check recognizes it as an uven (“enemy” in Giant) rune that confers great power. While holding the shield, you benefit from the following properties. Winter’s Friend. You are immune to

cold damage. Deadly Rebuke. Immediately after a creature hits you with a melee attack, you can use your reaction to deal 3d6 necrotic damage to that creature. Bane. You can cast the bane spell from

Ioun Stone Legacy

Magic Items Basic Rules (2014)

to separate it from you, either by making a successful attack roll against AC 24 or a successful DC 24 Dexterity (Acrobatics) check. You can use an action to seize and stow the stone, ending its

). While this pale lavender ellipsoid orbits your head, you can use your reaction to cancel a spell of 4th level or lower cast by a creature you can see and targeting only you. Once the stone has

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

if it tries to cast a spell, it must first succeed on a DC 16 Intelligence check or the spell fails and is wasted. Eldritch Burst. Magical energy explodes in a 20-foot-radius sphere centered on a

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

normally docile. Within that area, any ability check involving Animal Handling has disadvantage. Venomous Beasts. The area within 6 miles of the lair becomes overpopulated with poisonous snake

Sparkrender's Kobold Allies

Compendium - Sources->Dungeons & Dragons->Dragons of Stormwreck Isle

Sparkrender’s Kobold Allies The kobolds who joined forces with Sparkrender are lawful evil and cruel. Their initial reaction toward outsiders is hostile (see “Social Interaction” in the Basic Rules

can try to convince a hostile kobold to have a conversation or to allow the characters to explore the area, doing so on a successful DC 15 Charisma check. Depending on the character’s approach, the

Level 7: Flash of Genius

Compendium - Sources->Dungeons & Dragons->Eberron: Forge of the Artificer

Level 7: Flash of Genius When you or a creature you can see within 30 feet of you fails an ability check or a saving throw, you can take a Reaction to add a bonus to the roll, potentially causing it

to succeed. The bonus equals your Intelligence modifier (minimum of +1). You can take this Reaction a number of times equal to your Intelligence modifier (minimum of once). You regain all expended uses when you finish a Long Rest.

Reactions

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

Reactions If a monster can do something special with its reaction, that information is contained here. If a creature has no special reaction, this section is absent. GRAPPLE RULES FOR MONSTERS Many

monsters have special attacks that allow them to quickly grapple prey. When a monster hits with such an attack, it doesn’t need to make an additional ability check to determine whether the grapple

Identifying a Spell

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

Intelligence (Arcana) check with the reaction or action. The DC equals 15 + the spell’s level. If the spell is cast as a class spell and the character is a member of that class, the check is made with

Identifying a Spell Sometimes a character wants to identify a spell that someone else is casting or that was already cast. To do so, a character can use their reaction to identify a spell as it’s

Selling a Magic Item

Compendium - Sources->Dungeons & Dragons->Xanathar's Guide to Everything

Base Price* Common 100 gp Uncommon 400 gp Rare 4,000 gp Very rare 40,000 gp Legendary 200,000 gp *Halved for a consumable item like a potion or scroll Magic Item Offer Check Total Offer 1–10 50% of

must pick one item at a time to sell. Resolution. A character who wants to sell an item must make a Charisma (Persuasion) check to determine what kind of offer comes in. The character can always opt

Angels in the Outlands

Compendium - Sources->Dungeons & Dragons->Planescape: Adventures in the Multiverse->Turn of Fortune’s Wheel

batter makes a DC 20 Strength (Athletics) check. On a successful check, the batter hits the ball with their implement and sends it flying into the field, and the batter attempts to move to first base

member currently on a base reach home plate. Catching If a batter hits the ball, the defensive team moves to catch it. One fielder of your choice must succeed on a DC 20 Dexterity (Acrobatics) check

3. Kennel

Compendium - Sources->Dungeons & Dragons->Lost Mine of Phandelver

chained up just inside the opening. Each wolf’s chain leads to an iron rod driven into the base of a stalagmite. Three wolves are confined here. They can’t reach targets standing on the steps, but all

at each other. A character who tries to calm the animals can attempt a DC 15 Wisdom (Animal Handling) check. On a success, the wolves allow the character to move throughout the room. If the wolves are

Crystalline Vine

Compendium - Sources->Dungeons & Dragons->Spelljammer: Adventures in Space->Light of Xaryxis

at its base, rises 1,000 feet into the air, and is still growing. It is made of an iridescent mineral that is impervious to the characters’ spells and weapons. A character who makes a successful DC 10

Intelligence (Nature) check determines that the substance is a type of living crystal. No astral blights congregate near the crystalline vine, which means the characters can approach and study it

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