before being decreases creatures rounds

Specter

Monsters Monster Manual

Incorporeal Movement. The specter can move through other creatures and objects as if they were Difficult Terrain. It takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction

", "rollDamageType":"Necrotic"} Necrotic damage. If the target is a creature, its Hit Point maximum decreases by an amount equal to the damage taken.Necrotic, PoisonAcid, Bludgeoning, Cold, Fire, Lightning, Piercing, Slashing, Thunder

Gulthias Blight

Monsters Monster Manual

itself. After 24 hours, the seeds become creatures under the blight’s control. Roll 1d8;{"diceNotation":"1d8", "rollType":"roll", "rollAction":"Blight Seeds"} for each seed to determine the

", "rollType":"damage", "rollAction":"Life-Draining Root", "rollDamageType":"Necrotic"} Necrotic damage at the start of each of its turns. The target’s Hit Point maximum decreases by an amount equal to the Necrotic damage taken, and the blight regains Hit Points equal to that amount.Fire, Necrotic

Wraith

Monsters Monster Manual

Incorporeal Movement. The wraith can move through other creatures and objects as if they were Difficult Terrain. It takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction

Drain", "rollDamageType":"Necrotic"} Necrotic damage. If the target is a creature, its Hit Point maximum decreases by an amount equal to the damage taken. Create Specter. The wraith targets a

Water Elemental

Monsters Monster Manual

Freeze. If the elemental takes Cold damage, its Speed decreases by 20 feet until the end of its next turn. Water Form. The elemental can enter an enemy’s space and stop there. It can move

two Medium or smaller creatures at a time with Whelm. As an action, a creature within 5 feet of the elemental can pull a creature out of it by succeeding on a DC 14 Strength (Athletics) check. Success: Half damage only.PoisonAcid, Fire

Tsunami

Spells Player’s Handbook

the wall appears, the wall, along with any creatures in it, moves 50 feet away from you. Any Huge or smaller creature inside the wall or whose space the wall enters when it moves must succeed on a

deals on later rounds is reduced by 1d10. When the wall reaches 0 feet in height, the spell ends. A creature caught in the wall can move by swimming. Because of the wave’s force, though, the

Death Knight

Monsters Monster Manual

magical effects. Marshal Undead. Undead creatures of the death knight’s choice (excluding itself) in a 60-foot Emanation originating from it have Advantage on attack rolls and saving throws. It

the target’s Hit Point maximum decreases by an amount equal to the damage taken. Failure or Success: The death knight can’t take this action again until the start of its next turn. Lunge. The death knight moves up to half its Speed, and it makes one Dread Blade attack.Necrotic, Poison

Demilich

Monsters Monster Manual

Throw: DC 19, one creature the demilich can see within 120 feet. Failure: The target’s Hit Point maximum decreases by 14 (4d6);{"diceNotation":"4d6", "rollType":"roll", "rollAction":"Energy Drain

finishes a Long Rest outside that area. Travel Ward. Creatures can’t use teleportation or planar travel to enter or exit the lair. If the demilich dies or moves its lair elsewhere, these effects end immediately.Necrotic, Poison, PsychicBludgeoning, Piercing, Slashing

Vampire Umbral Lord

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

", "rollDamageType":"Necrotic"} Necrotic damage. The target’s Hit Point maximum decreases by an amount equal to the damage taken, and the vampire regains Hit Points equal to that amount.

Wish

Spells Player’s Handbook

space that you can see on the ground. Instant Health. You allow yourself and up to twenty creatures that you can see to regain all Hit Points, and you end all effects on them listed in the Greater

Restoration spell. Resistance. You grant up to ten creatures that you can see Resistance to one damage type that you choose. This Resistance is permanent. Spell Immunity. You grant up to ten

Vampire Infernalist

Monsters Astarion's Book of Hungers

(if any). The target’s Hit Point maximum decreases by an amount equal to the Necrotic damage taken, and the vampire regains Hit Points equal to that amount. A Humanoid reduced to 0 Hit Points by

sap the body and mind. Creatures (excluding the vampire and its allies) that finish a Short or Long Rest while within 1 mile of the lair make a DC 15 Wisdom saving throw. On a failed save, a creature

Stinking Cloud Legacy

Spells Basic Rules (2014)

retching and reeling. Creatures that don't need to breathe or are immune to poison automatically succeed on this saving throw. A moderate wind (at least 10 miles per hour) disperses the cloud after 4 rounds. A strong wind (at least 20 miles per hour) disperses it after 1 round.

Diderius

Monsters Tyranny of Dragons

decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target’s hit point maximum to 0, the target

(Costs 2 Actions). Diderius magically unleashes negative energy. Creatures within 60 feet of him, including ones behind barriers and around corners, can’t regain hit points until the end of his next

Tsunami Legacy

Spells Player’s Handbook (2014)

the damage creatures take from the spell on subsequent rounds is reduced by 1d10. When the wall reaches 0 feet in height, the spell ends.A creature caught in the wall can move by swimming. Because of

your turns after the wall appears, the wall, along with any creatures in it, moves 50 feet away from you. Any Huge or smaller creature inside the wall or whose space the wall enters when it moves

Mummy Lord Legacy

Monsters Basic Rules (2014)

, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target's hit point maximum

be stunned until the end of the mummy lord's next turn. Channel Negative Energy (Costs 2 Actions). The mummy lord magically unleashes negative energy. Creatures within 60 feet of the mummy lord

Fractal Mascot

Monsters Strixhaven: A Curriculum of Chaos

Relative Density. The fractal can move through creatures and objects as if they were difficult terrain. It takes 5 (1d10);{"diceNotation":"1d10", "rollType":"damage", "rollAction":"Relative Density

advantage. The fractal can become no larger than Huge via this bonus action. Diminish. The fractal’s size decreases by one category. While the fractal is Tiny, it makes attack rolls, Dexterity

Telekinesis Legacy

Spells Basic Rules (2014)

You gain the ability to move or manipulate creatures or objects by thought. When you cast the spell, and as your action each round for the duration, you can exert your will on one creature or object

grip. A creature lifted upward is suspended in mid-air. On subsequent rounds, you can use your action to attempt to maintain your telekinetic grip on the creature by repeating the contest. Object

Swarm of Maggots

Monsters Van Richten’s Guide to Ravenloft

blinded until it finishes a long rest. 3–4. The creature’s hit point maximum decreases by 5 (2d4);{"diceNotation":"2d4","rollType":"roll","rollAction":"Infestation"}, and the reduction

next long rest. The disease lasts until it’s removed by magic or until the creature rolls the same random effect for the disease two long rests in a row.Base creatures are among the first to

Duergar Mind Master Legacy

Monsters Mordenkainen’s Tome of Foes

direction of the duergar's choice. Creatures that can't be charmed are immune to this effect. Reduce (Recharges after a Short or Long Rest). For 1 minute, the duergar magically decreases in size, along

Mighty Servant of Leuk-o

Magic Items Tasha’s Cauldron of Everything

crew compartment within, from which up to two Medium creatures can control it—and potentially execute a spree of unstoppable destruction. Tales of the servant’s origins involve more

Mad’s several times over granddaughter, Lum the Maestro, while she reconstructed the long disassembled Mighty Servant of Leuk-o. Dangerous Attunement. Two creatures can be attuned to the servant

Demilich Legacy

Monsters Monster Manual (2014)

15 Constitution saving throw or drop to 0 hit points. On a successful save, the creature is frightened until the end of its next turn. Life Drain. The demilich targets up to three creatures that it

","rollAction":"Take Lair Action"}. On a result of 11 or higher, the demilich takes a lair action to cause one of the following effects. It can’t use the same effect two rounds in a row. The tomb

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6","rollType":"roll","rollAction":"Rotting Fist"} for every 24 hours that elapse. If the curse reduces the target's hit point maximum

Negative Energy (Costs 2 Actions). The mummy lord magically unleashes negative energy. Creatures within 60 feet of the mummy lord, including ones behind barriers and around corners, can't regain hit

Githzerai Anarch Legacy

Monsters Mordenkainen’s Tome of Foes

gravity spell. The spell has the normal effect, except that the anarch can orient the area in any direction and creatures and objects fall toward the end of the area.An Anarch’s Lair In Limbo

action to cause one of the following effects; the anarch can’t use the same effect two rounds in a row: The anarch casts the lightning bolt spell (at 5th level), but the anarch can change the

Githzerai Anarch

Monsters Mordenkainen Presents: Monsters of the Multiverse

spellcasting ability. The spell has the normal effect, except that the githzerai can orient the area in any direction and creatures and objects fall toward the end of the area.Anarchs are githzerai sages and

count 20 (losing initiative ties), the anarch can take one of the following lair actions; the anarch can’t take the same lair action two rounds in a row: Create Object. The anarch casts the

Valin Sarnaster

Monsters Candlekeep Mysteries

succeed on a DC 16 Constitution saving throw or be cursed with mummy rot. The cursed target can’t regain hit points, and its hit point maximum decreases by 10 (3d6);{"diceNotation":"3d6

energy. Creatures within 60 feet of Valin, including ones behind barriers and around corners, can’t regain hit points until the end of Valin’s next turn. Whirlwind of Sand (Costs 2 Actions

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

reading and studying the book, one ability score of your choice increases by 2, to a maximum of 24. Another ability score of your choice decreases by 2, to a minimum of 3. The book can’t adjust your

forked tongue, or some other feature the DM chooses. The mark of darkness grants you advantage on Charisma (Persuasion) checks made to interact with evil creatures and Charisma (Intimidation) checks

Wish Legacy

Spells Basic Rules (2014)

space you can see on the ground. You allow up to twenty creatures that you can see to regain all hit points, and you end all effects on them described in the greater restoration spell. You grant up

to ten creatures that you can see resistance to a damage type you choose. You grant up to ten creatures you can see immunity to a single spell or other magical effect for 8 hours. For instance, you

Adult Gold Dragon Legacy

Monsters Basic Rules (2014)

ruins. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row

beautiful, opalescent mist manifest within 6 miles of the dragon’s lair. The mist doesn’t obscure anything. It assumes haunting forms when evil creatures are near the dragon or other non-evil

Ancient Gold Dragon Legacy

Monsters Basic Rules (2014)

ancient ruins. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds

beautiful, opalescent mist manifest within 6 miles of the dragon’s lair. The mist doesn’t obscure anything. It assumes haunting forms when evil creatures are near the dragon or other non

Merrenoloth Legacy

Monsters Mordenkainen’s Tome of Foes

same effect two rounds in a row: The ship regains 22 (4d10);{"diceNotation":"4d10","rollType":"healing","rollAction":"Lair Action"} hit points. A strong wind propels the ship, increasing its speed by

names. Creatures the merrenoloth chooses to take on the ship aren't discomfited by wind or weather, though this effect doesn't protect against damage. If the merrenoloth dies, these effects fade over

Imix

Monsters Princes of the Apocalypse

drastically, quadrupling in size (for example, a fire blazing in a 5-foot by 5-foot area expands to a 10-foot by 10-foot area). Pools or streams of lava or other molten material are also affected. Creatures

caught in the area of an expanded fire are subject to the normal damage for entering or being in the fire. Creatures caught by a sudden flood of lava must succeed on a DC 20 Strength saving throw or

Leviathan Legacy

Monsters Mordenkainen’s Tome of Foes

takes this damage no more than once on a turn. At the end of each turn the wall moves, the wall's height is reduced by 50 feet, and the damage creatures take from the wall on subsequent rounds is

centered on itself. The wall is up 250 feet long, up to 250 feet high, and up to 50 feet thick. When the wall appears, all other creatures within its area must each make a DC 24 Strength saving throw

Otherworldly Corrupter

Monsters The Book of Many Things

dissolves into a shifting mass of flesh, tentacles, eyes, claws, and mouths. Up to two creatures the corrupter can see within 20 feet of itself must make a DC 20 Intelligence saving throw, taking 18

initiative ties) while in its lair, the villain can take one of the following lair actions; the villain can’t take the same lair action two rounds in a row: Distraction. A shrill sound fills the lair

Gar Shatterkeel (Noncore)

Monsters Locathah Rising

action to cause one of the following effects; Gar can’t use the same effect two rounds in a row. Gar may teleport anywhere within the coral mountain, bringing up to five willing creatures with

":"damage","rollAction":"Claw","rollDamageType":"bludgeoning"} bludgeoning damage, and the target is grappled (escape DC 16). Until the grapple ends, Gar can’t attack other creatures with his claw

Adult Red Dragon Legacy

Monsters Basic Rules (2014)

initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row: Magma erupts from a

lair form portals to the Elemental Plane of Fire, allowing creatures of elemental fire into the world to dwell nearby. If the dragon dies, these effects fade over the course of 1d10;{"diceNotation":"1d10","rollAction":"Days","rollType":"roll"} days.Fire

Enchanting Infiltrator

Monsters The Book of Many Things

lair actions; the villain can’t take the same lair action two rounds in a row: Distraction. A shrill sound fills the lair. Creatures that can hear it must succeed on a DC 15 Constitution saving

creatures of the infiltrator’s choice within 20 feet of the image. Each target must make a DC 17 Wisdom saving throw, taking 13 (3d8);{"diceNotation":"3d8", "rollType":"damage", "rollAction

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