monster summoner with only activated from for long

Adult Silver Dragon

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

use to take one of the following actions. The dragon regains all expended uses at the start of each of its turns. Chill. The dragon uses Spellcasting to cast Hold Monster. The dragon can’t take

Ancient Silver Dragon

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

Colossus

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

"}. Dexterity Saving Throw: DC 26, each creature in a 300-foot-long, 10-foot-wide Line. Failure: 65 (10d12);{"diceNotation":"10d12", "rollType":"damage", "rollAction":"Divine Beam", "rollDamageType

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

stone cracks and turns to powder if the book rests on it long enough. Whenever a creature that isn’t a Fiend or an Undead attunes to the Book of Vile Darkness, that creature makes a DC 17

remains with you only as long as you strive to work evil in the world. If you fail to perform at least one evil act within the span of 10 days, or if you willingly perform a good act, the book

Invisible Stalker Legacy

Monsters Basic Rules (2014)

Invisibility. The stalker is invisible. Faultless Tracker. The stalker is given a quarry by its summoner. The stalker knows the direction and distance to its quarry as long as the two of them are on

Drow Inquisitor

Monsters Mordenkainen Presents: Monsters of the Multiverse

’t summon other demons. It remains for 10 minutes, until it or its summoner dies, or until its summoner dismisses it as an action. Spectral Dagger (Recharges after a Short or Long Rest). The drow

", "rollDamageType":"necrotic"} necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the target finishes a long rest

Pit Fiend (Summoner Variant) Legacy

Monsters Monster Manual (2014)

ability is Charisma (spell save DC 21). The pit fiend can innately cast the following spells, requiring no material components: At will: detect magic, fireball 3/day each: hold monster, wall of

no chance of failure. A summoned devil appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other devils. It remains for 1 minute

Arcanaloth (summoner variant) Legacy

Monsters Monster Manual (2014)

): counterspell, fear, fireball 4th level (3 slots): banishment, dimension door 5th level (2 slots): contact other plane, hold monster 6th level (1 slot): chain lightning 7th level (1 slot): finger of death

percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Summon Yugoloth"} chance of summoning one arcanaloth. A summoned yugoloth appears in an unoccupied space within 60 feet of its summoner, does

Drow Inquisitor (Summoner Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

", "rollDamageType":"necrotic"} necrotic damage. The target’s hit point maximum is reduced by an amount equal to the necrotic damage taken. This reduction lasts until the target finishes a long rest

, 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

Barlgura (summoner variant) Legacy

Monsters Monster Manual (2014)

turn, but attack rolls against it have advantage until the start of its next turn. Running Leap. The barlgura’s long jump is up to 40 feet and its high jump is up to 20 feet when it has a running

Demon"} chance of summoning one barlgura. A summoned demon appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other demons. It

Chasme (summoner variant) Legacy

Monsters Monster Manual (2014)

. 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

appears in an unoccupied space within 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 action.PoisonCold, Fire, Lightning

Ice Devil (Summoner Variant) Legacy

Monsters Monster Manual (2014)

of it. The wall is 1 foot thick and up to 30 feet long and 10 feet high, or it's a hemispherical dome up to 20 feet in diameter. When the wall appears, each creature in its space is pushed out of it

":"1d100","rollType":"roll","rollAction":"Summon Devil"} chance of summoning one ice devil. A summoned devil appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its

Drow Shadowblade

Monsters Mordenkainen Presents: Monsters of the Multiverse

-forming in the Abyss, siphoning its essence into themselves. drow shadowblade (summoner variant);Variant: Demon Summoning Some drow shadowblades have an action that allows them to summon a demon

. Summon Shadow Demon (1/Day). The drow attempts to magically summon a shadow demon (see the Monster Manual) with a 50 percent chance of success. If the attempt fails, the drow takes 5 (1d10

Nabassu

Monsters Mordenkainen Presents: Monsters of the Multiverse

finishes a short or long rest. The target dies if its hit point maximum is reduced to 0, and if the target is a Humanoid, it immediately rises as a ghoul (see the Monster Manual) under the nabassu’s

catch. One way a summoner can avoid this fate is by providing a steady supply of souls to the nabassu, which might persuade the demon to be cooperative—as long as the supply lasts.PoisonCold, Fire, Lightning; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Amnizu

Monsters Mordenkainen Presents: Monsters of the Multiverse

, requiring no material components and using Intelligence as the spellcasting ability (spell save DC 19): At will: command 3/day: dominate monster 1/day: feeblemindInstinctive Charm. When a creature

River Styx from fortresses along the river’s blighted banks, where it flows through Dis and Stygia. They collect the souls arriving in the form of lemure;lemures (see the Monster Manual). Lemures

Drow Shadowblade (Summoner Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

will: dancing lights, darkness 1/day each: faerie fire, levitate (self only) Summon Shadow Demon (1/Day). The drow attempts to magically summon a shadow demon (see the Monster Manual) with a 50 percent

, the summoned demon appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other demons. It remains for 10 minutes, until it or its

Drow Inquisitor (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

necrotic damage it takes. This reduction lasts until the target finishes a long rest. The target dies if its hit point maximum is reduced to 0. Summon Demon (1/Day). The drow attempts to magically summon a

":"damage","rollAction":"Summon Demon","rollDamageType":"psychic"} psychic damage. Otherwise, the summoned demon appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its

Cadaver Collector

Monsters Mordenkainen Presents: Monsters of the Multiverse

of a conquering army on the Material Plane. These fearsome Constructs obey their summoners until they are dismissed back to Acheron, but if a summoner comes to a bad end, a cadaver collector might

time.Necrotic, Poison, Psychic; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't AdamantineSummon Specters (Recharges after a Short or Long Rest). The collector calls up the

Molydeus

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 transforms into a manes (see the Monster Manual) if this reduces its hit

that doesn’t affect the weapon’s capabilities. Molydeus (Summoner Variant);Variant: Demon Summoning You can give a molydeus the ability to summon other demons. Summon Demon (1/Day

Hutijin

Monsters Mordenkainen Presents: Monsters of the Multiverse

material components and using Charisma as the spellcasting ability (spell save DC 22): At will: alter self (can become Medium when changing his appearance), animate dead, detect magic, hold monster

. Across the Hells, Hutijin’s name fills lesser devils with fear and loathing, for this duke commands two companies of pit fiend;pit fiends (see the Monster Manual). With such soldiers under his

Astral Elf Aristocrat

Monsters Spelljammer: Adventures in Space

from the elf’s hand in a 5-foot-wide, 60-foot-long line. Each creature in the line must make a DC 16 Constitution saving throw, taking 18 (4d8);{"diceNotation":"4d8","rollType":"damage

summon a solar dragon. Astral Elves Long ago, some elves ventured to the Astral Plane to be closer to their gods. There, they ceased to age and could exist indefinitely without sustenance. Astral

Amnizu (Summoner Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

appear in the Monster Manual). A summoned devil appears in an unoccupied space within 60 feet of the amnizu, acts as an ally of the amnizu, and can’t summon other devils. It remains for 1 minute

, until the amnizu dies, or until its summoner dismisses it as an action. Spellcasting. The amnizu casts one of the following spells, requiring no material components and using Intelligence as the

Create Homunculus

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

Drow Matron Mother

Monsters Mordenkainen Presents: Monsters of the Multiverse

"} psychic damage but has advantage on the next attack roll it makes before the end of its next turn. Summon Servant (1/Day). The drow magically summons a glabrezu or a yochlol (both appear in the Monster

Manual). The summoned creature appears in an unoccupied space within 60 feet of its summoner, acts as an ally of its summoner, and can’t summon other demons. It remains for 10 minutes, until it or its summoner dies, or until its summoner dismisses it as an action.

Stirge Legacy

Monsters Basic Rules (2014)

movement. It does so after it drains 10 hit points of blood from the target or the target dies. A creature, including the target, can use its action to detach the stirge.This horrid monster looks like

a cross between a large bat and an oversized mosquito. Its legs end in sharp pincers, and its long, needle-like proboscis slashes the air as it seeks to feed on the blood of living creatures.

Yakfolk Priest

Monsters Storm King's Thunder

Possession (Recharges after a Short or Long Rest). The yakfolk attempts to magically possess a humanoid or giant. The yakfolk must touch the target throughout a short rest, or the attempt fails. At

, hold person, protection from energy, sending Summon Earth Elemental (1/Day). The yakfolk summons an earth elemental. The summoned elemental appears in an unoccupied space within 60 feet of its summoner

Warlock of the Archfey Legacy

Monsters Volo's Guide to Monsters

;{"diceNotation":"1d20+6","rollType":"to hit","rollAction":"Spellcasting"} to hit with spell attacks). It regains its expended spell slots when it finishes a short or long rest. It knows the following warlock

, dominate beast, faerie fire, fear, hold monster, misty step, phantasmal force, seeming, sleepDagger. Melee or Ranged Weapon Attack: +3;{"diceNotation":"1d20+3","rollType":"to hit","rollAction":"Dagger

Amnizu (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

/day each: dominate person, fireball 1/day each: dominate monster, feeblemind Magic Resistance. The amnizu has advantage on saving throws against spells and other magical effects.Multiattack. The amnizu

of the amnizu, and can't summon other devils. It remains for 1 minute, until the amnizu dies, or until its summoner dismisses it as an action.Instinctive Charm. When a creature within 60 feet of the

Flail Snail

Monsters Mordenkainen Presents: Monsters of the Multiverse

":"bludgeoning"} bludgeoning damage. Scintillating Shell (Recharges after a Short or Long Rest). The snail’s shell emits dazzling, colored light until the end of the snail’s next turn

, any creature within the bright light and able to see the snail when this power is activated must succeed on a DC 15 Wisdom saving throw or be stunned until the light ends. Shell Defense. The flail

Maurezhi

Monsters Mordenkainen Presents: Monsters of the Multiverse

reduced by 1d4;{"diceNotation":"1d4","rollType":"roll","rollAction":"Bite"}. This reduction lasts until the target finishes a short or long rest. The target dies if this reduces its Charisma to 0. It rises

24 hours later as a ghoul (see the Monster Manual), unless it has been revived or its corpse has been destroyed. Claws. Melee Weapon Attack: +6;{"diceNotation":"1d20+6","rollType":"to hit

Harkon's Bite

Magic Items Van Richten’s Guide to Ravenloft

until either Harkon Lukas removes the necklace from you or you are targeted by a remove curse spell or similar magic. As long as you remain cursed, you cannot remove the necklace. Upon donning or

removing the necklace, whether you are attuned to it or not, you are afflicted with werewolf lycanthropy as detailed in the Monster Manual. The curse lasts until the dawn after the next full moon. If you are still wearing the necklace at this time, you are afflicted with the lycanthropy again.

Cadaver Collector Legacy

Monsters Mordenkainen’s Tome of Foes

Magic Resistance. The cadaver collector has advantage on saving throws against spells and other magical effects. Summon Specters (Recharges after a Short or Long Rest). As a bonus action, the cadaver

back to Acheron, but if a summoner comes to a bad end, a cadaver collector might wander the Material Plane for centuries, collecting corpses while searching for a way to return home. Sweeping the Dead

Flail Snail Legacy

Monsters Volo's Guide to Monsters

(Recharges after a Short or Long Rest). The snail’s shell emits dazzling, colored light until the end of the snail’s next turn. During this time, the shell sheds bright light in a 30-foot radius

when this power is activated must succeed on a DC 15 Wisdom saving throw or be stunned until the light ends. Shell Defense. The flail snail withdraws into its shell, gaining a +4 bonus to AC until it emerges. It can emerge from its shell as a bonus action on its turn.Fire, Poison

Stone Juggernaut

Monsters Tomb of Annihilation

one. Immutable Form. The juggernaut is immune to any spell or effect that would alter its form. Regeneration. As long as it has 1 hit point left, the juggernaut magically regains all its hit points

daily at dawn. The juggernaut is destroyed and doesn't regenerate if it drops to 0 hit points. Siege Monster. The juggernaut deals double damage to objects and structures.Slam. Melee Weapon Attack: +10

Shadow Assassin

Monsters Waterdeep: Dungeon of the Mad Mage

1d4;{"diceNotation":"1d4","rollType":"roll"} each time it is hit by this attack. The target dies if its Strength is reduced to 0. The reduction lasts until the target finishes a short or long rest

. If a non-evil humanoid dies from this attack, a shadow (see the Monster Manual) rises from the corpse 1d4;{"diceNotation":"1d4","rollType":"roll"} hours later.Necrotic, PoisonAcid, Cold, Fire, Lightning, Thunder; Bludgeoning, Piercing, and Slashing from Nonmagical AttacksRadiant

D&D Beyond

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