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Returning 35 results for 'decide monster action'.
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decides monster action
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Spells
Player’s Handbook
command any of them at the same time, issuing the same command to them). You decide what action the creature will take and where it will move on its next turn, or you can issue a general command, such as to
You can cast this spell only at night. Choose up to three corpses of Medium or Small Humanoids within range. Each one becomes a Ghoul under your control (see the Monster Manual for its stat block
Magic Items
Dungeon Master’s Guide
While wearing this armor, you gain a +1 bonus to Armor Class. You can also take a Bonus Action to cause the armor to assume the appearance of a normal set of clothing or some other kind of armor. You
decide what it looks like—including color, style, and accessories—but the armor retains its normal bulk and weight. The illusory appearance lasts until you use this property again or doff the armor.
Magic Items
Dungeon Master’s Guide
’t have the Incapacitated condition. You decide what action the snake takes and where it moves during its turn, or you can issue it a general command, such as to attack your enemies or guard a
As a Magic action, you can throw this staff so that it lands in an unoccupied space within 10 feet of you, causing the staff to become a Giant Constrictor Snake in that space. The snake is under your
Magic Items
Dungeon Master’s Guide
). You decide what action the broom takes and where it moves during its next turn, or you can issue it a general command, such as to attack your enemies or guard a location.
If the broom is reduced to 0
The archfey Baba Yaga crafted many of these magic brooms. No two appear exactly alike. While holding the broom, you can take a Magic action to transform it into an Animated Broom under your control
Monsters
Monster Manual
with spell attacks):
At Will: Detect Magic, Hold Monster, Ice Knife, Shapechange (Beast or Humanoid form only, no Temporary Hit Points gained from the spell, and no Concentration or Temporary Hit
Points required to maintain the spell) 1/Day Each: Ice Storm (level 5 version), Zone of TruthLegendary Action Uses: 3 (4 in Lair). Immediately after another creature’s turn, the dragon can expend a
Monsters
Monster Manual
uses Spellcasting to cast Hold Monster. The dragon can’t take this action again until the start of its next turn.
Cold Gale. Dexterity Saving Throw: DC 23, each creature in a 60-foot-long, 10
":"Spellcasting"} to hit with spell attacks):
At Will: Detect Magic, Hold Monster, Ice Knife (level 2 version), Shapechange (Beast or Humanoid form only, no Temporary Hit Points gained from the spell, and
Spells
Player’s Handbook
You alter your physical form. Choose one of the following options. Its effects last for the duration, during which you can take a Magic action to replace the option you chose with a different one
.
Aquatic Adaptation. You sprout gills and grow webs between your fingers. You can breathe underwater and gain a Swim Speed equal to your Speed.
Change Appearance. You alter your appearance. You decide
Monsters
Monster Manual
Siege Monster. The treant deals double damage to objects and structures.Multiattack. The treant makes two Slam attacks.
Slam. Melee Attack Roll: +10;{"diceNotation":"1d20+10", "rollType":"to hit
Intelligence and Charisma scores of 1, it can’t speak, and it lacks this action. The tree takes its turn immediately after the treant on the same Initiative count, and it obeys the treant. A
Magic Items
Dungeon Master’s Guide
When you take a Magic action to read this scroll, a particular titan named in the scroll appears in an unoccupied space on the ground or in water that you can see within 1 mile of yourself. The DM
picks a suitable titan or determines it randomly by rolling on the table below (see the Monster Manual for the creature’s stat block).
The titan is Hostile toward all other creatures and
Monsters
Monster Manual
Advantage on saving throws against spells and other magical effects.
Siege Monster. The colossus deals double damage to objects and structures.Multiattack. The colossus makes three attacks, using Slam or
carrying.Legendary Action Uses: 3. Immediately after another creature’s turn, the colossus can expend a use to take one of the following actions. The colossus regains all expended uses at the start of each of
Magic Items
Dungeon Master’s Guide
This gem contains a mote of elemental energy. When you take a Utilize action to break the gem, an elemental is summoned (see the Monster Manual for its stat block), and the gem ceases to be magical
. The elemental disappears after 1 hour, when it dies, or when you dismiss it as a Bonus Action. The type of gem determines the elemental, as shown in the following table.
Gem
Summoned
Spells
Player’s Handbook
at the same time, issuing the same command to each one). You decide what action the creature will take and where it will move on its next turn, or you can issue a general command, such as to guard a
turns, you can take a Bonus Action to mentally command any creature you made with this spell if the creature is within 60 feet of you (if you control multiple creatures, you can command any of them
Spells
Player’s Handbook
You give a verbal command to a creature that you can see within range, ordering it to carry out some service or refrain from an action or a course of activity as you decide. The target must succeed
Spells
Player’s Handbook
larger than a 30-foot Cube, and you decide when you cast the spell how the illusion behaves and what sounds it makes. This scripted performance can last up to 5 minutes.
When the trigger you specify
creature that takes the Study action to examine the image can determine that it is an illusion with a successful Intelligence (Investigation) check against your spell save DC. If a creature discerns the
Magic Items
Dungeon Master’s Guide
This bag made from gray, rust, or tan cloth appears empty. Reaching inside the bag, however, reveals the presence of a small, fuzzy object.
You can take a Magic action to pull the fuzzy object from
the bag and throw it up to 20 feet. When the object lands, it transforms into a creature you determine by rolling on the table that corresponds to the bag’s color. See the Monster Manual for the
Monsters
Monster Manual
Amphibious. The kraken can breathe air and water.
Legendary Resistance (4/Day, or 5/Day in Lair). If the kraken fails a saving throw, it can choose to succeed instead.
Siege Monster. The kraken
swallowed creature no longer has the Restrained condition and can escape from the corpse using 15 feet of movement, exiting Prone.Legendary Action Uses: 3 (4 in Lair). Immediately after another
Monsters
Monster Manual
":"Reflective Carapace"}. On a 1–5, the tarrasque is unaffected. On a 6, the tarrasque is unaffected and reflects the spell, turning the caster into the target.
Siege Monster. The tarrasque deals
: Half damage only.Legendary Action Uses: 3. Immediately after another creature’s turn, the tarrasque can expend a use to take one of the following actions. The tarrasque regains all expended uses
Monsters
Monster Manual
). If the cataclysm fails a saving throw, it can choose to succeed instead.
Siege Monster. The cataclysm deals double damage to objects and structures.Multiattack. The cataclysm makes two Elemental Burst
target has the Restrained condition, has Total Cover, and is suffocating. As an action, a buried creature or another creature within 5 feet of it can make a DC 18 Strength (Athletics) check. On a
Spells
Player’s Handbook
agree that it has a high likelihood of happening within the next decade. The trigger must be an observable action, such as someone making a particular offering at the temple of your god, saving your
true love, or defeating a specific monster.
A Dispel Magic spell can end the spell only if it is cast with a level 9 spell slot, targeting either the prison or the component used to create it.
Magic Items
Dungeon Master’s Guide
magic of the deck functions only if its cards are drawn at random. You can take a Magic action to draw a card at random from the deck and throw it to the ground at a point within 30 feet of yourself. An
real creature of its kind, except that it can do no harm. While you are within 120 feet of the illusory creature and can see it, you can take a Magic action to move it anywhere within 30 feet of its
Magic Items
Dungeon Master’s Guide
must expend to cast the spell.
Spell
Charge Cost
Cone of Cold
5
Fireball (level 5 version)
5
Globe of Invulnerability
6
Hold Monster
5
Levitate
2
Lightning
can take a Magic action to break the staff over your knee or against a solid surface. The staff is destroyed and releases its magic in an explosion that fills a 30-foot Emanation originating from itself
Magic Items
Dungeon Master’s Guide
While holding this brass-stoppered iron flask, you can take a Magic action to target a creature that you can see within 60 feet of yourself. If the flask is empty and the target is native to a plane
breathe, eat, or drink.
You can take a Magic action to remove the flask’s stopper and release the creature in the flask. The creature then obeys your commands for 1 hour, understanding those
Spells
Player’s Handbook
symbol bears: Death, Discord, Fear, Pain, Sleep, or Stunning. Each one is explained below.
Set the Trigger. You decide what triggers the glyph when you cast the spell. For glyphs inscribed on a
on a Wisdom saving throw or have the Unconscious condition for 10 minutes. A creature awakens if it takes damage or if someone takes an action to shake it awake.
Stunning. Each target must succeed on a Wisdom saving throw or have the Stunned condition for 1 minute.
Magic Items
Dungeon Master’s Guide
3d6 Psychic damage. On a failed save, the wielder is dominated by the sword, as if by the Dominate Monster spell, and the sword demands blood. The spell effect ends when the sword’s demand is met
Initiative rolls.
Blade of Defense. When you take an action to attack with the sword, you can transfer some or all of its attack bonus to your Armor Class instead. The adjusted bonuses remain in
Magic Items
Dungeon Master’s Guide
Clairvoyance
2
Crown of Madness
1
Disintegrate
4
Dominate Monster
5
Eyebite
4
X-ray Vision. You can take a Magic action to gain X-ray vision with a range of 30 feet for 1
on Initiative rolls.
Necrotic Reduction. As a Magic action, you can target one creature you can see within 5 feet of yourself. The target makes a DC 18 Constitution saving throw, taking 7d6 Necrotic
Magic Items
Dungeon Master’s Guide
attuned to the book, you can cast the following spells (save DC 18) from it:
Animate Dead
Circle of Death
Dominate Monster
Finger of Death
Once you use the book to cast a spell, you can’t
person, you can take a Magic action to recite words from its pages in a foul, dead language. Each time you do so, you take 1d12 Psychic damage, and each creature within 15 feet of you takes 3d6 Psychic
Spells
Xanathar's Guide to Everything
use a bonus action to mentally command the creatures you make with this spell, issuing the same command to all of them. To receive the command, a creature must be within 60 feet of you. You decide
Threads of dark power leap from your fingers to pierce up to five Small or Medium corpses you can see within range. Each corpse immediately stands up and becomes undead. You decide whether it is a
Monsters
Mordenkainen Presents: Monsters of the Multiverse
, and their authority is equaled only by that of the drow matron mother of the noble houses. Anyone they decide is at odds with the hierarchy faces painful interrogation and usually an excruciating death
.
Variant: Demon Summoning
Drow Inquisitor (Summoner Variant);Variant: Demon Summoning
Some drow inquisitors have an action that allows them to summon a yochlol.
Summon Demon (1/Day). The drow
Monsters
Princes of the Apocalypse
Breath","rollDamageType":"fire"} fire damage on a failed save, or half as much damage on a successful one. Being underwater doesn't grant resistance against this damage.The strongest monster in the
western end of the lake, waiting for the water prophet to decide the time is right to seize control of the river.
If a boat ventures into her half of the lake, Bronzefume surfaces to investigate. The
Monsters
Mordenkainen Presents: Monsters of the Multiverse
, true seeing
Summon Demon (1/Day). The drow attempts to magically summon a yochlol (see the Monster Manual), with a 50 percent chance of success. If the attempt fails, the drow takes 5 (1d10
only by that of the drow matron mother of the noble houses. Anyone they decide is at odds with the hierarchy faces painful interrogation and usually an excruciating death.Spectral Dagger (Recharges
Magic Items
Wayfinder's Guide to Eberron
You can use this pen to write on any surface. You decide whether the writing is visible or invisible, but the writing is always visible to a person with the Mark of Scribing.
Any creature with the
Mark of Scribing can use an action to touch the invisible writing, making it visible to all.
If you use the pen to write on a creature that isn’t a construct, the writing fades after 7 days.
Backgrounds
Spelljammer: Adventures in Space
described in the Monster Manual.
Close Encounter
d10
Creature
1
Beholder
2
Cosmic horror*
3
Feyr*
4
Lunar dragon*
5
Mind flayer
6
Neh-thalggu
provided by magic) has disadvantage on the attack roll unless the weapon deals piercing damage.
Movement. A creature can use an action to push off something heavier than itself and move up to its walking
Monsters
Princes of the Apocalypse
, a creature can avert its eyes to avoid the saving throw at the start of its turn. If the creature does so, it can’t see Marlos until the start of its next turn, when it can decide to avert its
while Ogrémoch isn’t, Marlos can take lair actions and has a challenge rating of 12. On initiative count 20 (losing initiative ties), Marlos uses a lair action to cast earthquake without using
Magic Items
Strixhaven: A Curriculum of Chaos
Representing one of the mascots of Strixhaven, this soft, Tiny, magic toy is perfect for cuddling. If you press it to your arm, shoulder, or leg as an action, the toy stays attached there for 1 hour
or until you use an action to remove it.
The toy can also be used to fight off fear. When you make a saving throw to avoid or end the frightened condition on yourself, you can give yourself advantage
Magic Items
Icewind Dale: Rime of the Frostmaiden
Using an action to read the scroll causes the tarrasque (see the creature’s entry in the Monster Manual) to appear in an unoccupied space you can see within 1 mile of you. The tarrasque disappears when it drops to 0 hit points and is hostile toward all creatures other than itself.