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Returning 35 results for 'casting reaction game to have required'.
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Spells
Player’s Handbook
You attempt to interrupt a creature in the process of casting a spell. The creature makes a Constitution saving throw. On a failed save, the spell dissipates with no effect, and the action, Bonus
Action, or Reaction used to cast it is wasted. If that spell was cast with a spell slot, the slot isn’t expended.
Monsters
Monster Manual
Coven Magic. While within 30 feet of at least two hag allies, the hag can cast one of the following spells, requiring no Material components, using the spell’s normal casting time, and using
Small or Medium Humanoid, or it returns to its true form. Other than its size, its game statistics are the same in each form. Any equipment it is wearing or carrying isn’t transformed.
Spells
Player’s Handbook
existence. On your turn, you can use this link to issue commands to the target (no action required), such as “Attack that creature,” “Move over there,” or “Fetch that object
command the target to take a Reaction but must take your own Reaction to do so.
Using a Higher-Level Spell Slot. Your Concentration can last longer with a spell slot of level 5 (up to 10 minutes), 6 (up to 1 hour), or 7+ (up to 8 hours).
Spells
Player’s Handbook
existence. On your turn, you can use this link to issue commands to the target (no action required), such as “Attack that creature,” “Move over there,” or “Fetch that object
can command the target to take a Reaction but must take your own Reaction to do so.
Using a Higher-Level Spell Slot. Your Concentration can last longer with a spell slot of level 6 (up to 10 minutes), 7 (up to 1 hour), or 8+ (up to 8 hours).
Spells
Player’s Handbook
existence. On your turn, you can use this link to issue commands to the target (no action required), such as “Attack that creature,” “Move over there,” or “Fetch that object
can command the target to take a Reaction but must take your own Reaction to do so.
Using a Higher-Level Spell Slot. Your Concentration can last longer with a level 9 spell slot (up to 8 hours).
Spells
Player’s Handbook
is the same size as that creature, and the pile turns into the simulacrum, which is a creature. It uses the game statistics of the original creature at the time of casting, except it is a Construct
You create a simulacrum of one Beast or Humanoid that is within 10 feet of you for the entire casting of the spell. You finish the casting by touching both the creature and a pile of ice or snow that
Monsters
Monster Manual
, the vampire uses Shape-Shift to become mist (no action required). If it can’t use Shape-Shift, it is destroyed.
While it has 0 Hit Points in mist form, it can’t return to its vampire form
form. Anything it is wearing transforms with it.
While in bat form, the vampire can’t speak. Its game statistics, other than its size and Speed, are unchanged.
While in mist form, the vampire
Spells
Player’s Handbook
game. Similarly, wishing for a Legendary magic item or an Artifact might instantly transport you to the presence of the item’s current owner. If your wish is granted and its effects have
for a moment; she shakes her head, and your wish fails.
The stress of casting Wish to produce any effect other than duplicating another spell weakens you. After enduring that stress, each time you
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
leprechaun can revoke this gift from a creature at any time (no action required). A creature can benefit from only one leprechaun’s Gift of Luck at a time.
Spellcasting. The leprechaun casts one of
Magic Items
Tyranny of Dragons
action to cast one of the following spells from the wand, even if you are incapable of casting spells: ray of frost (no charges, or 1 charge to cast at 5th level; +5 to hit with ranged spell attack
), sleet storm (3 charges; spell save DC 15), or ice storm (4 charges; spell save DC 15). No other components are required.
The wand regains 1d6 + 1 expended charges each day at dawn. If you expend the wand’s last charge, roll a d20. On a 20, the wand melts away, forever destroyed.
Monsters
Quests from the Infinite Staircase
it, the pech can cast Wall of Stone. If at least seven other pechs are within 30 feet of it, it can cast Greater Restoration. Each other pech involved in casting the spell can’t have the
incapacitated condition and must have at least one use of Communal Spellcasting remaining, which it must immediately expend to participate (no action required).
Stone Shape (3/Day). The pech casts Stone
Monsters
Tales from the Yawning Portal
1 round.
Instinctive Attack. When the Ooze Master casts a spell with a casting time of 1 action, it can make one pseudopod attack as a bonus action.
Spellcasting. The Ooze Master is a 9th-level
30 feet of it, the Ooze Master can use a reaction to divert the attack if another creature is within the attack's range. The attacker must make a DC 15 Wisdom saving throw. On a failed save, the
Monsters
Strixhaven: A Curriculum of Chaos
professor until the start of the professor’s next turn. The charmed creature must immediately use its reaction, if available, to move up its speed toward another creature of the professor&rsquo
the professor sees another creature within 60 feet of itself casting a spell, the professor can try to nullify the spell’s formation. The creature must succeed on a DC 15 saving throw using the
Monsters
Bigby Presents: Glory of the Giants
Thunderous Clap action and Negate Spell reaction.
The mask bearing the cloud rune has AC 15; 45 hit points; and immunity to necrotic, poison, and psychic damage. The mask regains all its hit points at
feet of itself casting a spell, the giant tries to interrupt it. If the creature is casting a spell using a spell slot of 3rd level or lower, the spell fails and has no effect. If the creature is
Magic Items
Mythic Odysseys of Theros
see within 320 feet of you, no attack roll required, casting the wall of thorns spell there.
Winter. As an action, you can fire this arrow at a space that you can see within 320 feet of you, no
attack roll required, casting the ice storm spell there.
Destroying the Bow. The bow can’t be destroyed without first destroying all its arrows. The winter arrow must be fed to a cerberus on the
Monsters
Mordenkainen Presents: Monsters of the Multiverse
unoccupied space he can see.Negate Spell (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Negate Spell"}. Graz’zt tries to interrupt a spell he sees a creature casting within 60
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
Monsters
The Book of Many Things
roll the prophecy die and add the number rolled to the total, potentially changing the outcome. The blessing ends after 1 hour or when the living portent ends the blessing (no action required) or uses
power to defy death.
RadiantChange Shape. The living portent magically transforms into a Humanoid while retaining its game statistics (other than its size and Brilliance trait). The transformation ends if the living portent is reduced to 0 hit points or uses a bonus action to end it.
Magic Items
Acquisitions Incorporated
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
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
Monsters
Waterdeep: Dungeon of the Mad Mage
casting elder runes on them. Halaster’s gates connect the different levels of Undermountain, thus enabling him to bring new monsters into the dungeon to replenish those that die or escape. Even as
, however, Halaster is alert and attentive to the activities and preparations of all beings near him. He never willingly enters combat without first casting mage armor and mind blank on himself.As the
Monsters
The Book of Many Things
caretaker at heart.PoisonBludgeoning, Piercing, and Slashing from Nonmagical AttacksChange Shape. Euryale changes shape into her Huge serpent form or back into her Medium medusa form. Euryale’s game
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.
Monsters
Quests from the Infinite Staircase
creature to take his place.
If the creature accepts, it is transformed into a noble djinni. The creature’s game statistics are replaced by those of Nafas (including this trait), though it
normally follow casting the Wish spell to produce an effect other than duplicating another spell.Multiattack. Nafas makes three Storm Shamshir attacks and uses Create Vortex.
Storm Shamshir. Melee
Monsters
Mordenkainen Presents: Monsters of the Multiverse
ulitharid is more than 5 miles away from the elder brain, it can end the psychic link at any time (no action required).Tentacles. Melee Weapon Attack: +9;{"diceNotation":"1d20+9", "rollType":"to hit
: a larger and more potent mind flayer with six tentacles. Illithids innately recognize that an ulitharid’s survival is more important than their own. An elder brain’s reaction to the rise
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
, Demogorgon can move the illusory duplicate a distance equal to his walking speed (no action required). The first time a creature or an object interacts physically with Demogorgon (for example, by
Magic Items
Mythic Odysseys of Theros
this spear, the target takes an extra 2d8 radiant damage.
Blessing of the Sun. If you are a worshiper of Heliod, you gain all the following benefits for which you have the required piety:
Piety 3
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
Monsters
Van Richten’s Guide to Ravenloft
slime to make itself look and feel like any creature that is Medium or Small, while retaining its game statistics. This transformation lasts for 8 hours or until the priest drops to 0 hit
can use the slime to make itself look and feel like any creature that is Medium or Small, while retaining its game statistics. This transformation lasts for 8 hours or until the priest drops to 0 hit
Monsters
Icewind Dale: Rime of the Frostmaiden
within the sphere is heavily obscured, and the sphere moves with Auril. The effect lasts until Auril drops to 0 hit points in this form, until she chooses to end the effect (no action required), or
using her magic.
Casting such great magic night after night while also granting spells to her devoted followers leaves Auril weak and vulnerable. In her self-inflicted weakened state, Auril is inclined
Yeenoghu
Legacy
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Monsters
Out of the Abyss
, where he pursues captured mortals in a cruel game. Yeenoghu’s lair is a place of blood and death, populated by gnoll;gnolls, hyena;hyenas, and ghoul;ghouls, and there are few structures or signs
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
Monsters
Mordenkainen Presents: Monsters of the Multiverse
hunting ground, where he pursues captured mortals in a cruel game. Yeenoghu’s lair is a place of blood and death, populated by gnoll;gnolls, hyena;hyenas, and ghoul;ghouls (see the Monster Manual
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
Magic Items
Tasha’s Cauldron of Everything
(for either attuned creature), you can command it in the following ways:
Open or close the hatch (no action required, once per turn)
Move the servant up to its speed (no action required)
As an
action, you can command the servant to take one of the actions in its stat block or some other action.
When a creature provokes an opportunity attack from the servant, you can use your reaction to command
Monsters
Fizban's Treasury of Dragons
. The dragon magically transforms into any creature that is Medium or Small, while retaining its game statistics (other than its size). This transformation ends if the dragon is reduced to 0 hit points
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
Magic Items
Baldur’s Gate: Descent into Avernus
charges to cast wall of fire from the shield (save DC 21 for each). The wall of fire spell lasts for 1 minute (no concentration required). The shield regains all expended charges daily at dawn.
Anytime
(incorrectly) that it can break free of the shield if it’s brought to the Nine Hells, for it’s convinced that the shield’s powers are weaker there.
Freeing Gargauth. Casting dispel
Monsters
Van Richten’s Guide to Ravenloft
make itself look and feel like any creature that is Medium or Small, while retaining its game statistics. This transformation lasts for 8 hours or until the priest drops to 0 hit points.
3
Priest
silhouette of its original body, but it otherwise uses the stat block of a shadow.
The shadow obeys the priest’s mental commands (no action required) and takes its turn immediately after the priest. If
Monsters
Van Richten’s Guide to Ravenloft
, while retaining its game statistics. This transformation lasts for 8 hours or until the priest drops to 0 hit points.
3
Priest of Osybus (Vampiric);Vampiric. When the priest deals necrotic
’s mental commands (no action required) and takes its turn immediately after the priest. If the creature is within 5 feet of the priest, it can turn back into a tattoo as an action, reappearing on the priest’s flesh and regaining all its hit points.
Monsters
Van Richten’s Guide to Ravenloft
, until which the creature is covered by ectoplasm. In addition, as an action, the priest can use the slime to make itself look and feel like any creature that is Medium or Small, while retaining its game
action required) and takes its turn immediately after the priest. If the creature is within 5 feet of the priest, it can turn back into a tattoo as an action, reappearing on the priest’s flesh and regaining all its hit points.
Monsters
Van Richten’s Guide to Ravenloft
itself look and feel like any creature that is Medium or Small, while retaining its game statistics. This transformation lasts for 8 hours or until the priest drops to 0 hit points.
3
Priest of
stat block of a shadow.
The shadow obeys the priest’s mental commands (no action required) and takes its turn immediately after the priest. If the creature is within 5 feet of the priest, it