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Returning 35 results for 'before based dies construct reaction'.
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Spells
Player’s Handbook
effect based on its current Hit Points, as shown in the Divine Word Effects table. Regardless of its Hit Points, a Celestial, an Elemental, a Fey, or a Fiend target that fails its save is forced back to
0–20
The target dies.
21–30
The target has the Blinded, Deafened, and Stunned conditions for 1 hour.
31–40
The target has the Blinded and Deafened conditions for 10 minutes.
41–50
The target has the Deafened condition for 1 minute.
Monsters
Monster Manual
Sun Sickness. While in sunlight, the myconid has Disadvantage on d20 test;D20 Tests. The myconid dies if it spends more than 1 hour in sunlight.Multiattack. The myconid makes one Slam attack and uses
Spores (3/Day). The myconid releases spores at a Medium or Small corpse within 5 feet of it that wasn’t a Construct or an Undead. In 24 hours, the corpse rises as a Myconid Spore Servant. The corpse
Monsters
Monster Manual
Hold Breath. The hydra can hold its breath for 1 hour.
Multiple Heads. The hydra has five heads. Whenever the hydra takes 25 damage or more on a single turn, one of its heads dies. The hydra dies if
damage since its last turn. The hydra regains 20 Hit Points when it grows new heads.
Reactive Heads. For each head the hydra has beyond one, it gets an extra Reaction that can be used only for
Monsters
Monster Manual
Demonic Restoration. If the marilith dies outside the Abyss, its body dissolves into ichor, and it gains a new body instantly, reviving with all its Hit Points somewhere in the Abyss.
Magic
Resistance. The marilith has Advantage on saving throws against spells and other magical effects.
Reactive. The marilith can take one Reaction on every turn of combat.Multiattack. The marilith makes six Pact
Monsters
Monster Manual
Diabolical Restoration. If the devil dies outside the Nine Hells, its body disappears in sulfurous smoke, and it gains a new body instantly, reviving with all its Hit Points somewhere in the Nine
"} Cold damage. Until the end of its next turn, the target can’t take a Bonus Action or Reaction, its Speed decreases by 10 feet, and it can move or take one action on its turn, not both. Hit or
Monsters
Monster Manual
, such as manipulating a tool or opening a door or container. 7: Sleep Ray. Wisdom Saving Throw: DC 16 (the target succeeds automatically if it is a Construct or an Undead). Failure: The target has the
", "rollType":"damage", "rollAction":"Death Ray", "rollDamageType":"Necrotic"} Necrotic damage. Success: Half damage. Failure or Success: The target dies if the ray reduces it to 0 Hit
Monsters
Monster Manual
control on objects with this ray, such as manipulating a tool or opening a door or container.
Sleep Ray. Wisdom Saving Throw: DC 17 (the target succeeds automatically if it is a Construct or an Undead
);{"diceNotation":"10d10", "rollType":"damage", "rollAction":"Death Ray", "rollDamageType":"Necrotic"} Necrotic damage. Success: Half damage. Failure or Success: The target dies if the ray reduces it to 0
Monsters
Monster Manual
and any creatures of its choice are unaffected by the fog.
If the vampire dies or moves its lair elsewhere, these effects end immediately.Cold, NecroticSanguine Drain. Constitution Saving Throw: DC 18
, one creature the vampire can see within 30 feet that isn’t a Construct or an Undead. Failure: 14 (4d6);{"diceNotation":"4d6", "rollType":"damage", "rollAction":"Sanguine Drain
Magic Items
Tasha’s Cauldron of Everything
While holding this lyre, you can cast mending as an action. You can also play the lyre as a reaction when an object or a structure you can see within 300 feet of you takes damage, causing it to be
immune to that damage and any further damage of the same type until the start of your next turn.
In addition, you can play the lyre as an action to cast fabricate, move earth, passwall, or summon construct (appears in this book), and that spell can’t be cast from it again until the next dawn.
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
Duergar Kavalrachni
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Monsters
Out of the Abyss
Cavalry Training. When the duergar hits a target with a melee attack while mounted on a female steeder, the steeder can make a melee attack against the same target as a reaction.
Duergar Resilience
duergar magically increases in size, along with anything it is wearing or carrying. While enlarged, the duergar is Large, doubles its damage dice on Strength-based weapon attacks (included in the attacks
Hydra
Legacy
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Monsters
Basic Rules (2014)
, charmed, deafened, frightened, stunned, and knocked unconscious.
Whenever the hydra takes 25 or more damage in a single turn, one of its heads dies. If all its heads die, the hydra dies.
At the end of
.
Reactive Heads. For each head the hydra has beyond one, it gets an extra reaction that can be used only for opportunity attacks.
Wakeful. While the hydra sleeps, at least one of its heads is
Monsters
Tyranny of Dragons
one.Narrow Dodge. When targeted by a melee attack, the tile chimera can take a reaction to turn its narrowest aspect toward the attacker. The attacker has disadvantage on the attack roll.A chimera is a
.
The tile chimera acts as a normal chimera magically animated, except it is a construct that doesn’t breathe, drink, eat, or sleep. It makes a clacking noise as it moves, and when injured, it
Nabassu
Legacy
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Monsters
Mordenkainen’s Tome of Foes
creature it has killed within the last hour, provided that creature is neither a construct nor an undead. The devouring requires the nabassu to be within 5 feet of the corpse for at least 10 minutes, after
the nabassu and isn’t a construct or an undead, it must succeed on a DC 16 Charisma saving throw or reduce its hit point maximum by 13 (2d12);{"diceNotation":"2d12","rollType":"roll","rollAction
Bearded Devil (Summoner Variant)
Legacy
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Monsters
Monster Manual (2014)
undead or a construct, it must succeed on a DC 12 Constitution saving throw or lose 5 (1d10);{"diceNotation":"1d10","rollType":"roll","rollAction":"Glaive"} hit points at the start of each of its
summoner dies, or until its summoner dismisses it as an action.Fire, PoisonCold; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered
Duergar Warlord
Legacy
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Monsters
Mordenkainen’s Tome of Foes
damage while enlarged.
Call to Attack. Up to three allied duergar within 120 feet of this duergar that can hear it can each use their reaction to make one weapon attack.
Enlarge (Recharges after a Short
or Long Rest). For 1 minute, the duergar magically increases in size, along with anything it is wearing or carrying. While enlarged, the duergar is Large, doubles its damage dice on Strength-based
Monsters
Tales from the Yawning Portal
(included in his attack).
Tree Thrall. If the Gulthias Tree dies, Sir Braford dies 24 hours later.Longsword. Melee Weapon Attack: +6;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Longsword
him that is within 5 feet of him, he can use a reaction to use his shield to impose disadvantage on the attack roll.While traveling in the vicinity of the Sunless Citadel, Sir Braford and his companions
Spells
Xanathar's Guide to Everything
;s other components and touch them, transforming them into a special construct called a homunculus.
The statistics of the homunculus are in the Monster Manual. It is your faithful companion, and it
dies if you die. Whenever you finish a long rest, you can spend up to half your Hit Dice if the homunculus is on the same plane of existence as you. When you do so, roll each die and add your
Monsters
Princes of the Apocalypse
the bulette while it burrows. The bonded bulette obeys the burrowshark’s commands. If its mount dies, the burrowshark can train a new bulette to serve as its bonded mount, a process requiring a
":"damage","rollAction":"Spear","rollDamageType":"piercing"} piercing damage if used with two hands to make a melee attack.Unyielding. When the burrowshark is subjected to an effect that would move it, knock it prone, or both, it can use its reaction to be neither moved nor knocked prone.
Magic Items
Guildmasters’ Guide to Ravnica
.
Annihilation. If the dagger holds five souls, you can use this property: As a reaction immediately after you hit a creature with the dagger and deal damage to that target, you can release all five souls. If the
target now has fewer than 75 hit points, it must succeed on a DC 15 Constitution saving throw or die. If the target dies, you can’t use this property again until you finish a long rest.
Horned Devil (Summoner Variant)
Legacy
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Monsters
Monster Manual (2014)
","rollDamageType":"piercing"} piercing damage. If the target is a creature other than an undead or a construct, it must succeed on a DC 17 Constitution saving throw or lose 10 (3d6);{"diceNotation":"3d6
minute, until it or its summoner dies, or until its summoner dismisses it as an action.Fire, PoisonCold; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered
Monsters
Icewind Dale: Rime of the Frostmaiden
saving throws against being blinded, charmed, deafened, frightened, stunned, and knocked unconscious.
Whenever the Telepathic Pentacle takes 25 or more damage in a single turn, one of its heads dies
. If all its heads die, the Telepathic Pentacle dies.
At the end of its turn, it grows two heads for each of its heads that died since its last turn, unless it has taken fire damage since its last turn
Magic Items
Storm King's Thunder
item, which gains a benefit based on its form:
Shield. The shield is now a rare magic item that requires attunement. While you wield it, you have resistance to all damage dealt by ranged weapon
attacks.
Boots. The pair of boots is now an uncommon magic item that requires attunement. While you wear the boots, you have advantage on Strength saving throws, and you can use your reaction to avoid being knocked prone.
Monsters
Mordenkainen Presents: Monsters of the Multiverse
carries is invisible with it.Xarrorn are specialists who construct weapons using a mixture of alchemy and psionics.
Duergar
Duergar are dwarves of the deep reaches of the Underdark and other sunless
in size, along with anything it is wearing or carrying. While enlarged, the duergar is Large, doubles its damage dice on Strength-based weapon attacks (included in the attacks), and makes Strength
Marilith (Summoner Variant)
Legacy
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Monsters
Monster Manual (2014)
reaction on every turn in a combat.Multiattack. The marilith makes seven attacks: six with its longswords and one with its tail.
Longsword. Melee Weapon Attack: +9;{"diceNotation":"1d20+9","rollType
60 feet of its summoner, acts as an ally of its summoner, and can’t summon other demons. It remains for 1 minute, until it or its summoner dies, or until its summoner dismisses it as an
Vampiric Mist
Legacy
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Monsters
Tales from the Yawning Portal
Life Sense. The mist can sense the location of any creature within 60 feet of it, unless that creature’s type is construct or undead.
Forbiddance. The mist can’t enter a residence
damage taken. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0.In a loose manner of speaking, the vampiric mist is the embodiment of
Monsters
Mordenkainen Presents: Monsters of the Multiverse
creature it has killed within the last hour, provided that creature is neither a Construct nor an Undead. The devouring requires the nabassu to be within 5 feet of the corpse for at least 10 minutes, after
":"damage","rollAction":"Claws","rollDamageType":"force"} force damage.
Soul-Stealing Gaze.The nabassu targets one creature it can see within 30 feet of it. If the target isn’t a Construct or an
Monsters
The Book of Many Things
Constitution saving throw or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit
point maximum to 0.
Drink Breath. The breath drinker targets a creature that has the incapacitated condition or that the breath drinker is grappling and that isn’t a Construct or an Undead. The
Monsters
Mythic Odysseys of Theros
against being blinded, charmed, deafened, frightened, stunned, or knocked unconscious.
Whenever the hydra takes 35 or more damage in a single turn, one of its heads dies. If all its heads die, the
hydra dies.
At the end of its turn, it grows two heads for each of its heads that died since its last turn, unless it has taken fire damage since its last turn. The hydra regains 10 hit points for
Monsters
Mordenkainen's Fiendish Folio Volume 1
Entropic Aura. Each creature that is not a construct or undead that ends its turn within 15 feet of Ygorl takes 14 (4d6);{"diceNotation":"4d6","rollType":"damage","rollAction":"Entropic Aura
by this attack dies, with its body and everything it is wearing and carrying, except magic items, exploding into a cloud of ash. The creature can be restored to life only by means of a wish spell
Shapechange
Legacy
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Spells
Basic Rules (2014)
You assume the form of a different creature for the duration. The new form can be of any creature with a challenge rating equal to your level or lower. The creature can't be a construct or an undead
of equipment, based on the creature's shape and size. Your equipment doesn't change shape or size to match the new form, and any equipment that the new form can't wear must either fall to the ground
Monsters
Dragonlance: Shadow of the Dragon Queen
.
Rejuvenation. If Caradoc dies, he reforms within Dargaard Keep in 2d6;{"diceNotation":"2d6", "rollType":"roll", "rollAction":"Days"} days.
Unusual Nature. Caradoc doesn’t require air, food, drink
himself. The target must succeed on a DC 15 Wisdom saving throw, or the target must immediately use its reaction to make a melee attack against another creature of Caradoc’s choice (wasting its reaction if there are no other creatures within reach).
Duergar Soulblade
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Monsters
Out of the Abyss
can create a shortsword-sized, visible blade of psionic energy. The weapon appears in the duergar's hand and vanishes if it leaves the duergar's grip, or if the duergar dies or is incapacitated
with anything it is wearing or carrying. While enlarged, the duergar is Large, doubles its damage dice on Strength-based weapon attacks (included in the attacks), and makes Strength checks and
Corpse Flower
Legacy
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Monsters
Mordenkainen’s Tome of Foes
up to nine dead humanoids. These remains have total cover against attacks and other effects outside the corpse flower. If the corpse flower dies, the corpses within it can be pulled free.
While it has
one of its zombies must make a DC 14 Constitution saving throw, unless the creature is a construct or undead. On a failed save, the creature is incapacitated until the end of the turn. Creatures that
Monsters
Acquisitions Incorporated
Clockwork Behir. Any character fighting the clockwork behir can see that the complex arrangement of its workings gives it a unique vulnerability. Any character within 5 feet of the construct can use
of the behir. If the behir dies, a swallowed creature is no longer restrained by it and can escape from the corpse by using 15 feet of movement, exiting prone.A long, serpentine creature that






