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Returning 35 results for 'causing water reduction'.
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Magic Items
Dungeon Master’s Guide
This small packet contains 1d6 + 4 pinches of dust. As a Utilize action, you can sprinkle a pinch of the dust over water, turning up to a 15-foot Cube of water into one marble-sized pellet, which
floats or rests near where the dust was sprinkled. The pellet’s weight is negligible. A creature can take a Utilize action to smash the pellet against a hard surface, causing the pellet to shatter
Monsters
Monster Manual
Amphibious. The frog can breathe air and water.
Standing Leap. The frog’s Long Jump is up to 20 feet and its High Jump is up to 10 feet with or without a running start.Bite. Melee Attack Roll
’s next turn, the swallowed target takes 5 (2d4);{"diceNotation":"2d4", "rollType":"damage", "rollAction":"Swallow", "rollDamageType":"Acid"} Acid damage. If that damage doesn’t kill it, the frog disgorges it, causing it to exit Prone.
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Amphibious. The wastrilith can breathe air and water.
Corrupt Water. At the start of each of the wastrilith’s turns, exposed water within 30 feet of it is befouled. Underwater, this effect
lightly obscured;lightly obscures the area until a current clears it away. Water in containers remains corrupted until it evaporates.
A creature that consumes this foul water or swims in it must make a
Monsters
Icewind Dale: Rime of the Frostmaiden
.
Regeneration. The vampire regains 10 hit points at the start of its turn if it has at least 1 hit point and isn’t in sunlight or running water. If the vampire takes radiant damage or damage from
holy water, this trait doesn’t function at the start of its next turn.
Unusual Nature. The vampire doesn’t require air.
Vampire Weaknesses. The vampire has the following flaws
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
"} necrotic damage, and its Charisma score is reduced by 1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Drink Breath"}. This reduction lasts until the target finishes a short or long rest. If this
Monsters
Out of the Abyss
following cleric spells prepared:
Cantrips (at will): guidance, thaumaturgy
1st Level (4 slots): charm person, create or destroy water
2nd Level (3 slots): hold person, silence
3rd Level (2 slots
an amount equal to the damage taken, and the ixitxachitl regains hit points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is
Monsters
Ghosts of Saltmarsh
Blood Frenzy. The wave shaper has advantage on melee attack rolls against any creature that doesn't have all its hit points.
Limited Amphibiousness. The wave shaper can breathe air and water, but it
":"slashing"} slashing damage plus 13 (3d8);{"diceNotation":"3d8","rollType":"damage","rollAction":"Claws","rollDamageType":"cold"} cold damage.
Whirlpool (1/day). The wave shaper targets a body of water
Monsters
Bigby Presents: Glory of the Giants
, it must succeed on a DC 20 Constitution saving throw, or its hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the target finishes a long rest
cloud giant undergoes a ritual in which its heart is transplanted into a cloud, causing the giant’s body to dissolve and its spirit to animate the cloud.Poison, ThunderCold, Necrotic; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks
Vampiric Mist
Legacy
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Monsters
Tales from the Yawning Portal
without squeezing. Each foot of movement in water costs it 2 extra feet, rather than 1 extra foot. The mist can’t manipulate objects in any way that requires fingers or manual dexterity.
Sunlight
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
without squeezing. Each foot of movement in water costs it 2 extra feet, rather than 1 extra foot. The mist can’t manipulate objects in any way that requires fingers or manual dexterity.
Sunlight
hit point maximum is reduced by an amount equal to the necrotic 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
Monsters
Waterdeep: Dungeon of the Mad Mage
Shapechanger. If Zorak isn't in sunlight or running water, he can use his action to polymorph into a Tiny bat or a Medium cloud of mist, or back into his true form.
While in bat form, Zorak can't
enter a hostile creature's space and stop there. In addition, if air can pass through a space, the mist can do so without squeezing, and it can't pass through water. He has advantage on Strength
Monsters
Curse of Strahd
Shapechanger. If Strahd isn’t in running water or sunlight, he can use his action to polymorph into a Tiny bat, a Medium wolf, or a Medium cloud of mist, or back into his true form.
While in
space, the mist can do so without squeezing, and he can’t pass through water. He has advantage on Strength, Dexterity, and Constitution saving throws, and he is immune to all nonmagical damage
Monsters
Icewind Dale: Rime of the Frostmaiden
running water. If the vampire takes radiant damage or damage from holy water, this trait doesn't function at the start of the vampire's next turn.
Shapechanger. If the vampire isn’t in sunlight, it
, if air can pass through a space, the mist can do so without squeezing, and it can’t pass through water. It has advantage on Strength, Dexterity, and Constitution saving throws, and it is immune
Monsters
Waterdeep: Dungeon of the Mad Mage
Shapechanger. If Keresta isn't in sunlight or running water, she can use her action to polymorph into a Tiny bat or a Medium cloud of mist, or back into her true form.
While in bat form, Keresta
, and can enter a hostile creature's space and stop there. In addition, if air can pass through a space, the mist can do so without squeezing, and it can't pass through water. It has advantage on
Monsters
Fizban's Treasury of Dragons
Amphibious. The dragon can breathe both air and water.
Fabricate (1/Day). The dragon can cast fabricate, requiring no spell components and using Intelligence as the spellcasting ability.
Legendary
of the following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 19):
1/day each: antilife shell, bane, control water, create or destroy
Monsters
Vecna: Eve of Ruin
flaws:
Harmed by Running Water. While in running water, Strahd takes 20 acid damage if he ends his turn there, and he can’t use his Change Shape.
Sunlight Hypersensitivity. While in sunlight
"} necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken, and Strahd regains a number of hit points equal to that amount. The reduction lasts until
Monsters
Fizban's Treasury of Dragons
Amphibious. The dragon can breathe both air and water.
Fabricate (1/Day). The dragon can cast fabricate, requiring no spell components and using Intelligence as the spellcasting ability.
Legendary
following spells, requiring no spell components and using Intelligence as the spellcasting ability (spell save DC 17):
1/day each: bane, control water, create or destroy waterThe dragon can take 3
Monsters
Vecna: Eve of Ruin
points equal to that amount. The reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. A Humanoid slain in this way and then buried rises the
through water. Kas has advantage on Strength, Dexterity, and Constitution saving throws, and he is immune to all nonmagical damage except the damage he takes as part of his Vampire Weaknesses trait. While
Monsters
Mordenkainen Presents: Monsters of the Multiverse
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 its hit point maximum is reduced to 0.
Gaze. Demogorgon turns his
of the Abyss known as the Gaping Maw. Demogorgon’s lair is a place of confusion and duality; the portion of the palace that lies above water takes the form of two serpentine towers, each crowned
Monsters
Keys from the Golden Vault
knocked prone.
River Tattoo. Prisoner 13 magically ends any effects causing the grappled or restrained conditions on herself. If she is bound with nonmagical restraints, she slips out of them.Readiness
, the tips following the angles of her collarbones.
River. Swirling green and blue waters form a cascading river across her stomach, with scaly creatures leering from the water.
Power and Plunder
Monsters
Mordenkainen Presents: Monsters of the Multiverse
attack roll, the clockwork gives that creature a +5 bonus to its AC against that attack, potentially causing a miss. To use this ability, the clockwork must be able to see the creature and the
number of Hit Dice.
8
Suction. The clockwork gains a climbing speed of 30 feet.
9
Vocal Resonator. The clockwork gains the ability to speak rudimentary Common or Gnomish.
10
Water
Demogorgon
Legacy
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Monsters
Out of the Abyss
"} bludgeoning damage. If the target is a creature, it must succeed on a DC 23 Constitution saving throw or its hit point maximum is reduced by an amount equal to the damage taken. This reduction lasts
in a palace called Abysm, found on a layer of the Abyss known as the Gaping Maw. Demogorgon’s lair is a place of madness and duality; the portion of the palace that lies above water takes the
Monsters
Candlekeep Mysteries
","rollType":"roll","rollAction":"Hit Point Reduction"} for every 24 hours that elapse. If the curse reduces the target’s hit point maximum to 0, the target dies, and its body turns to dust. The curse
and water instantly evaporates when brought into the lair. Other nonmagical drinks are spoiled — wine turning to vinegar, for instance.
Divination spells cast within the lair by creatures other
Monsters
Mordenkainen Presents: Monsters of the Multiverse
Link. The elder brain targets one creature within 120 feet of it with which it has a psychic link. The elder brain ends the link, causing the creature to have disadvantage on all ability checks
heart of a mind flayer colony. The brain dwells in a dimly glowing brine pool filled with brackish water infused with its vital fluids and psionic energy.
An elder brain’s ambitions are always
Monsters
Fizban's Treasury of Dragons
the dragon’s lair.
6
A moonstone dragon, offended by gifts of gold, is causing nightmares among the local nobility.
7
A powerful spellcaster is forcing a captive moonstone dragon to
, a well maintained and above-water version of the black dragon lair’s tower (map 5.2) makes a great Feywild audience chamber, while a vibrant, living version of the green dragon lair’s
Monsters
Fizban's Treasury of Dragons
lair.
6
A moonstone dragon, offended by gifts of gold, is causing nightmares among the local nobility.
7
A powerful spellcaster is forcing a captive moonstone dragon to invade the dreams of
look to other maps in this chapter as inspiration for the scattered parts of a moonstone dragon’s lair. For example, a well maintained and above-water version of the black dragon lair’s
Monsters
Fizban's Treasury of Dragons
convinced to defend the school in a contest against a rival college.
7
An emerald dragon invisibly tails a party of adventurers, causing trouble for the heroes so the dragon can watch how they respond
over a century ago when an upwelling from the lake at the caldera’s center collapsed a portion of the vaults and flooded their halls with boiling water and noxious fumes. The stairwell leading
Monsters
Fizban's Treasury of Dragons
the school in a contest against a rival college.
7
An emerald dragon invisibly tails a party of adventurers, causing trouble for the heroes so the dragon can watch how they respond.
8
An
halls with boiling water and noxious fumes. The stairwell leading up to the city was sealed to prevent the fumes from spilling into the streets above. Decades later, once the volcano’s activity
Dust of Dryness
Legacy
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Magic Items
Basic Rules (2014)
This small packet contains 1d6 + 4 pinches of dust. You can use an action to sprinkle a pinch of it over water. The dust turns a cube of water 15 feet on a side into one marble-sized pellet, which
floats or rests near where the dust was sprinkled. The pellet's weight is negligible.
Someone can use an action to smash the pellet against a hard surface, causing the pellet to shatter and release the
Chasme
Legacy
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Monsters
Monster Manual (2014)
action to splash it with Holy Water (flask); holy water. If a creature’s saving throw is successful or the effect ends for it, it is immune to the drone for the next 24 hours.
Magic Resistance. The
. This reduction to a creature’s hit point maximum lasts until the creature finishes a long rest or until it is affected by a spell like greater restoration.PoisonCold, Fire, Lightning
Equipment
Combat
Utility
Whimsy
17
15
12
Some say that crackling jasper contains restless fire spirits that incessantly battle among one another causing the stones to spit sparks
, shoot tiny flames, and sometimes burst apart with a bang. Obojimans are known to put crackling jasper into tin cans tied to poles during festivals to scare away mischievous spirits. Crackling jasper is found near hot springs and lava tubes within the Land of Hot Water.
Chasme (summoner variant)
Legacy
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Monsters
Monster Manual (2014)
action to splash it with Holy Water (flask); holy water. If a creature’s saving throw is successful or the effect ends for it, it is immune to the drone for the next 24 hours.
Magic Resistance. The
. This reduction to a creature’s hit point maximum lasts until the creature finishes a long rest or until it is affected by a spell like greater restoration.
Summon Demon (1/Day). The demon
Vampire Spawn
Legacy
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Monsters
Basic Rules (2014)
Regeneration. The vampire regains 10 hit points at the start of its turn if it has at least 1 hit point and isn't in sunlight or running water. If the vampire takes radiant damage or damage from holy
water, this trait doesn't function at the start of the vampire's next turn.
Spider Climb. The vampire can climb difficult surfaces, including upside down on ceilings, without needing to make an
Vampire Warrior
Legacy
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Monsters
Monster Manual (2014)
Shapechanger. If the vampire isn't in sunlight or running water, it can use its action to polymorph into a Tiny bat or a Medium cloud of mist, or back into its true form.
While in bat form, the
hover, and can enter a hostile creature's space and stop there. In addition, if air can pass through a space, the mist can do so without squeezing, and it can't pass through water. It has advantage on
Vampire
Legacy
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Monsters
Basic Rules (2014)
Shapechanger. If the vampire isn’t in sunlight or running water, it can use its action to polymorph into a Tiny bat or a Medium cloud of mist, or back into its true form.
While in bat form
through water. It has advantage on Strength, Dexterity, and Constitution saving throws, and it is immune to all nonmagical damage, except the damage it takes from sunlight.
Legendary Resistance (3/Day