before block demon could reduces

Summon Fiend

Spells Player’s Handbook

You call forth a fiendish spirit. It manifests in an unoccupied space that you can see within range and uses the Fiendish Spirit stat block. When you cast the spell, choose Demon, Devil, or Yugoloth

. The creature resembles a Fiend of the chosen type, which determines certain details in its stat block. The creature disappears when it drops to 0 Hit Points or when the spell ends. The creature is

Deck of Many Things

Magic Items Dungeon Master’s Guide

combat, you have Advantage on Death Saving Throws for 1 year. If someone else reduces your chosen foe to 0 Hit Points or you don’t choose a foe, this card has no effect. Donjon. You disappear

. The DM can use a different stat block to represent the knight, as desired. Moon. You gain the ability to cast Wish 1d3 times. Puzzle. Permanently reduce your Intelligence or Wisdom by 1d4 + 1 (to

Mechanical Wonder

Magic Items Forgotten Realms: Heroes of Faerûn

designed to assist with household duties. It vaguely resembles whatever species its creator used as inspiration. An activated domestic wonderuses the Domestic Wonder stat block. The wonder is an ally to you

Mechanical Determination. If damage reduces the wonder to 0 Hit Points, it makes a Constitution saving throw with a DC of 5 plus the damage taken unless the damage is Lightning or from a Critical Hit. On

Maw Demon Legacy

Monsters Volo's Guide to Monsters

Rampage. When it reduces a creature to 0 hit points with a melee attack on its turn, the maw demon can take a bonus action to move up to half its speed and make a bite attack.Bite. Melee Weapon

Chasme (summoner variant) Legacy

Monsters Monster Manual (2014)

"} necrotic damage, and the target’s hit point maximum is reduced by an amount equal to the necrotic damage taken. If this effect reduces a creature’s hit point maximum to 0, the creature dies

. 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

Summon Fiend Legacy

Spells Tasha’s Cauldron of Everything

You call forth a fiendish spirit. It manifests in an unoccupied space that you can see within range. This corporeal form uses the Fiendish Spirit stat block. When you cast the spell, choose Demon

higher level wherever the spell’s level appears in the stat block. Fiendish Spirit Large fiend Armor Class 12 + the level of the spell (natural armor) Hit Points 50 (Demon only) or 40 (Devil

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

. Cast a Spell (Costs 2 Actions). The molydeus uses Spellcasting.The fearsome molydeus speaks for the demon lord it serves and enforces its master’s will. This demon is 12 feet tall, and its

Quenthel Baenre

Monsters Out of the Abyss

. Summon Demon (1/Day). Quenthel attempts to magically summon a yochlol with a 30 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Summon Demon Chance"} chance of success. If the attempt

fails, Quenthel takes 5 (1d10);{"diceNotation":"1d10","rollType":"damage","rollAction":"Summon Demon","rollDamageType":"psychic"} psychic damage. Otherwise, the summoned demon appears in an unoccupied

Molydeus (Summoner Variant)

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

Summon Demon (1/Day). As an action, the molydeus has a 50 percent chance of summoning its choice of 1d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Summon Demon"} babau;babaus, 1d4 chasme;chasmes

Shoosuva

Monsters Mordenkainen Presents: Monsters of the Multiverse

the saving throw at the end of each of its turns, ending the effect on itself on a success.A shoosuva is a hyena-demon gifted by Yeenoghu to an especially powerful worshiper (typically a gnoll fang of

arrives from the Abyss. In battle, the demon wraps its slavering jaws around one victim while lashing out with the poisonous stinger on its tail to bring down another. A creature immobilized by the

Drow Matron Mother

Monsters Mordenkainen Presents: Monsters of the Multiverse

. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes two Demon Staff attacks or one Demon Staff attack

and three Tentacle Rod attacks. Demon Staff. Melee Weapon Attack: +10;{"diceNotation":"1d20+10","rollType":"to hit","rollAction":"Demon Staff"} to hit, reach 5 ft., one target. Hit: 7 (1d6 + 4

Maurezhi

Monsters Mordenkainen Presents: Monsters of the Multiverse

which time the form gradually decays until, when the effect ends, the form sloughs from the demon’s body. Magic Resistance. The maurezhi has advantage on saving throws against spells and other

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

Molydeus (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

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 transforms into a manes if this reduces its hit

point maximum to 0. This transformation can be ended only by a wish spell. Summon Demon (1/Day). As an action, the molydeus has a 50 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Summon

Gnoll Witherling

Monsters Mordenkainen Presents: Monsters of the Multiverse

by hunger, leaving more flesh for the rest of the war band. Gnolls The first gnolls were hyenas transformed by magic. Many of them were then corrupted by the demon lord Yeenoghu. Whether in

service to Yeenoghu or dedicated to the survival of their kin, gnoll war bands seek to soften up foes with surprise attacks and to leave no survivors alive.PoisonRampage. After the witherling reduces a

Gnoll Flesh Gnawer

Monsters Mordenkainen Presents: Monsters of the Multiverse

hyenas transformed by magic. Many of them were then corrupted by the demon lord Yeenoghu. Whether in service to Yeenoghu or dedicated to the survival of their kin, gnoll war bands seek to soften up

foes with surprise attacks and to leave no survivors alive.Rampage. After the gnoll reduces a creature to 0 hit points with a melee attack on its turn, the gnoll moves up to half its speed and makes a Bite attack.

Gnoll Hunter

Monsters Mordenkainen Presents: Monsters of the Multiverse

The first gnolls were hyenas transformed by magic. Many of them were then corrupted by the demon lord Yeenoghu. Whether in service to Yeenoghu or dedicated to the survival of their kin, gnoll war

bands seek to soften up foes with surprise attacks and to leave no survivors alive.Rampage. After the gnoll reduces a creature to 0 hit points with a melee attack on its turn, the gnoll moves up to half its speed and makes a Bite attack.

Guild Keyrune

Magic Items Guildmasters’ Guide to Ravnica

enough space for the creature, the keyrune doesn’t transform. See the Monster Manual for the creature’s stat block — the name of which is given in bold in the keyrune’s

keyrune includes bits of cable and wire. One end resembles a humanlike head, suggesting the jagged elemental form of the galvanice weird (see chapter 6 for the stat block) that it can become for a

Zombie Plague Spreader

Monsters Van Richten’s Guide to Ravenloft

Undead Fortitude. If damage reduces the zombie to 0 hit points, it must make a Constitution saving throw with a DC of 5 + the damage taken, unless the damage is radiant or from a critical hit. On a

":"poison"} poison damage on a failed save, or half as much damage on a successful one. A Humanoid reduced to 0 hit points by this damage dies and rises as a zombie (see its stat block in the Monster

Xvart Warlock of Raxivort

Monsters Mordenkainen Presents: Monsters of the Multiverse

Raxivort’s Blessing. When the xvart reduces an enemy to 0 hit points, the xvart gains 4 temporary hit points. Raxivort’s Tongue. The xvart can communicate with ordinary bat;bats and rat

;bats, which xvarts befriend to this day. He enjoyed his reign only briefly before Graz’zt unleashed his vengeance. The demon prince urged villains far and wide to pursue the Infinity Spindle for themselves and destroy Raxivort.Low Cunning. The xvart takes the Disengage action.

Horrid Plant

Monsters Quests from the Infinite Staircase

; 3–4, purple blossom; or 5–6, snapper saw. This form determines certain traits in this stat block. False Appearance. If the horrid plant is motionless at the start of combat, it has

damage taken, and the horrid plant regains hit points equal to that amount. This reduction lasts until the target finishes a long rest. The target dies if this effect reduces its hit point maximum to 0.

Pyxis of Pandemonium

Magic Items Mythic Odysseys of Theros

maze spell on each creature within 30 feet of it. 6 Nightmare. Tendrils of shadow seep from the vessel and form into 1d4 Shadow Demon;shadow demons (see the Monster Manual for their

stat block), which appear in unoccupied spaces within 30 feet of it and are hostile. 7 Swarming Insects. The vessel casts the insect plague spell, centered on itself and with a radius of

Bavlorna Blightstraw

Monsters The Wild Beyond the Witchlight

","rollType":"recharge","rollAction":"Create Lornlings"}. Bavlorna creates one or two 1-foot-tall duplicates of herself, called lornlings (use the Quickling stat block in appendix C). Each lornling appears

lornlings, to serve as her attendants. When she travels away from her lair, she does so on her bobbing lily pad (see appendix A), accompanied by lornlings, which use the quickling stat block in appendix C

Yeenoghu

Monsters Mordenkainen Presents: Monsters of the Multiverse

made in his twisted image. When the demon lord hunted across the Material Plane, packs of hyena;hyenas followed in his wake, and those that ate of great Yeenoghu’s kills became gnoll;gnolls. Few

him—unless he becomes bored and wanders away. The Beast of Butchery has a long rivalry with Baphomet, the Horned King, and the two demon lords and their followers attack one another on sight

Yeenoghu Legacy

Monsters Out of the Abyss

. When Yeenoghu reduces a creature to 0 hit points with a melee attack on his turn, Yeenoghu can take a bonus action to move up to half his speed and make a bite attack.Multiattack. Yeenoghu makes three

, towering 14 feet tall. Yeenoghu is the Gnoll Lord, and his creations are made in his twisted image. When the demon lord hunted across the Material Plane, packs of hyena;hyenas followed in his wake

Nilbog

Monsters Mordenkainen Presents: Monsters of the Multiverse

another creature dealing damage to the nilbog, the nilbog reduces the damage to 0 and regains 3 (1d6);{"diceNotation":"1d6","rollType":"heal","rollAction":"Reversal of Fortune"} hit points.When

. While possessed, the goblin uses the nilbog stat block. If the save succeeds, the spirit can’t possess that goblin for 24 hours. If its host is killed or the possession is ended by a spell such

Priest of Osybus (Dread)

Monsters Van Richten’s Guide to Ravenloft

":"Soul Blade","rollDamageType":"piercing"} piercing damage, and if the target is a creature, it is paralyzed until the start of the priest’s next turn. If this damage reduces a Medium or smaller

increases by 10 feet. 4 Priest of Osybus (Blazing);Blazing. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull

Priest of Osybus

Monsters Van Richten’s Guide to Ravenloft

target is a creature, it is paralyzed until the start of the priest’s next turn. If this damage reduces a Medium or smaller creature to 0 hit points, the creature dies, and its soul is trapped in

priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull, but it retains its Tattoo of Osybus trait, and all fire damage it

Priest of Osybus (Deathly)

Monsters Van Richten’s Guide to Ravenloft

next turn. If this damage reduces a Medium or smaller creature to 0 hit points, the creature dies, and its soul is trapped in the priest’s body, manifesting as a shadowy Soul Tattoo on the

its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull, but it retains its Tattoo of Osybus trait, and all fire damage it deals becomes

Priest of Osybus (Ectoplasmic)

Monsters Van Richten’s Guide to Ravenloft

","rollDamageType":"piercing"} piercing damage, and if the target is a creature, it is paralyzed until the start of the priest’s next turn. If this damage reduces a Medium or smaller creature to 0 hit points

priest’s speed also increases by 10 feet. 4 Priest of Osybus (Blazing);Blazing. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is

Priest of Osybus (Spectral)

Monsters Van Richten’s Guide to Ravenloft

","rollAction":"Soul Blade","rollDamageType":"piercing"} piercing damage, and if the target is a creature, it is paralyzed until the start of the priest’s next turn. If this damage reduces a Medium or

also increases by 10 feet. 4 Priest of Osybus (Blazing);Blazing. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a

Priest of Osybus (Vampiric)

Monsters Van Richten’s Guide to Ravenloft

if the target is a creature, it is paralyzed until the start of the priest’s next turn. If this damage reduces a Medium or smaller creature to 0 hit points, the creature dies, and its soul is

. The priest sloughs off its flesh, and its skeleton crumbles away, leaving only its skull. Its stat block is replaced by that of a flameskull, but it retains its Tattoo of Osybus trait, and all fire

Maw Demon

Compendium - Sources->Dungeons & Dragons->Ghosts of Saltmarsh

understands Abyssal but can’t speak Challenge 1 (200 XP) Rampage. When it reduces a creature to 0 hit points with a melee attack on its turn, the maw demon can take a bonus action to move up to half

Maw Demon A quartet of squat fiends — all mouth and malice — turn their bottomless hunger to Lolth’s servants in Salvage Operation. Infamous for their ceaseless hunger for carnage and mortal flesh

2. Stone Blocks

Compendium - Sources->Dungeons & Dragons->Storm King's Thunder

the way takes 132 (24d10) bludgeoning damage and is knocked prone and pinned underneath the block, or crushed to a pulp if the damage reduces its hit points to 0. A creature pinned under a block is

action). Using a torch or other open flame to thaw the ice around the lever (which takes at least 1 minute) reduces the DC to 20. Moving the lever down causes the outer block of stone in area 2 to

Tips

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide

Tips Follow these tips to smooth a combat encounter with a large number of monsters: Damage. Use the average damage specified in a monster’s stat block. Hit Points. If a spell or attack reduces a

Demons

Compendium - Sources->Dungeons & Dragons->Volo's Guide to Monsters

Demons Demon lords create lesser demons for the purpose of spreading chaos and terror throughout the multiverse. Three such demons are described here. Babau Demons and devils clash endlessly for

control of the Lower Planes. One of these battles pitted the legions of the archdevil Glasya against the screaming hordes of the demon lord Graz’zt. It is said that Glasya wounded Graz’zt with her sword

D&D Beyond

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