before becoming diffusing continue reduces

Thessalar

Monsters Infernal Machine Rebuild

of life, resulting in such creatures as the thessalhydra and the owlbear. In recent years, he has also researched the prolonging of life—namely his own. Thessalar hopes that by becoming a lich

, his research and experiments can continue indefinitely. Over time, Thessalar has subjected himself to so many of his own experiments that his blood has taken on alchemical and magical properties. He regularly uses it as the basis for many of the reagents used throughout his labs.Acid, Poison

Firenewt Warlock of Imix

Monsters Mordenkainen Presents: Monsters of the Multiverse

Amphibious. The firenewt can breathe air and water. Devil’s Sight. Magical darkness doesn’t impede the firenewt’s darkvision. Imix’s Blessing. When the firenewt reduces an

, firenewts can be found on the Material Plane near hot springs and volcanoes. These amphibians need hot water to live, becoming sluggish after spending a week away from a source of moist heat. Firenewts

Demilich (Variant) Legacy

Monsters Monster Manual (2014)

souls of the insolent intruders to his tomb, magically transferring them to his phylactery. Liches who follow Acererak’s path believe that by becoming free of their bodies, they can continue

":"necrotic"} necrotic damage, and if this damage reduces the target to 0 hit points, its soul is trapped as if it failed the saving throw. A soul trapped in a gem for 24 hours is devoured and ceases to

Leather Golem Armor

Magic Items Lost Laboratory of Kwalish

resistance to lightning damage. Whenever you take lightning damage, you gain 5 temporary hit points. Curse. This armor is cursed, and becoming attuned to it extends the curse to you. Until

object, with preference for an object smaller than yourself. Once the armor causes you to go berserk, it cannot be removed. You continue to attack until you are incapacitated or until another creature is

Mind Flayer Lich (Illithilich) Legacy

Monsters Volo's Guide to Monsters

":"1d10","rollType":"roll","rollAction":"Rejuvenation"} days, regaining all its hit points and becoming active again. The new body appears within 5 feet of the phylactery. Spellcasting. The lich is an 18th

(10d10);{"diceNotation":"10d10","rollType":"damage","rollAction":"Extract Brain","rollDamageType":"piercing"} piercing damage. If this damage reduces the target to 0 hit points, the lich kills the

Gnome Ceremorph

Monsters Icewind Dale: Rime of the Frostmaiden

ceremorph. Hit: 55 (10d10);{"diceNotation":"10d10","rollType":"damage","rollAction":"Extract Brain","rollDamageType":"piercing"} piercing damage. If this damage reduces the target to 0 hit points, the

while becoming able to speak Deep Speech and Undercommon. It retains fragmented memories of its previous life and previous alignment, not to mention a propensity for invention. Laser Pistol. A gnome

Mummy Lord Legacy

Monsters Basic Rules (2014)

, regaining all its hit points and becoming active again. The new body appears within 5 feet of the mummy lord's heart. Spellcasting. The mummy lord is a 10th-level spellcaster. Its spellcasting ability

, 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

Obzedat Ghost

Monsters Guildmasters’ Guide to Ravnica

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

let go of the fortunes they amassed in life. Addicted to power and prestige, these patriarchs continue to dominate the guild and accumulate even larger fortunes. Mostly Unanimous. The ghosts of the

Diderius

Monsters Tyranny of Dragons

points and becoming active again. The new body appears within 5 feet of Diderius’s heart. Spellcasting. Diderius is a 10th-level spellcaster. His spellcasting ability is Intelligence (spell

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

Fungal Servant

Monsters Candlekeep Mysteries

intact, regaining all its hit points and becoming active again. The new body appears within 5 feet of the fungal servant’s heart. Spellcasting. The fungal servant is a 10th-level spellcaster. Its

curse reduces the target’s hit point maximum to 0, the target dies, and its body turns to spores. The curse lasts until removed by the remove curse spell or other magic. Dreadful Glare. The

Gnoll Vampire

Monsters Icewind Dale: Rime of the Frostmaiden

Keen Smell. The vampire has advantage on Wisdom (Perception) checks that rely on smell. Rampage. When it reduces a creature to 0 hit points with a melee attack on its turn, the vampire can take a

hours.When a gnoll’s ravenous hunger is so great that it craves flesh and blood even after death, it can rise as a vampire to continue its feeding frenzy. A gnoll vampire is a savage predator

Valin Sarnaster

Monsters Candlekeep Mysteries

, regaining all her hit points and becoming active again. Spellcasting. Valin Sarnaster is a 10th-level spellcaster. Her spellcasting ability is Wisdom (spell save DC 17, +9;{"diceNotation":"1d20+9

","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

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

, regaining all its hit points and becoming active again. The new body appears within 5 feet of the mummy lord's heart. Spellcasting. The mummy lord is a 10th-level spellcaster. Its spellcasting ability

, 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

Yuan-ti Pureblood Legacy

Species Volo's Guide to Monsters

cannibalizing their victims, and then performed a sorcerous ritual while writhing in pools filled with living snakes that enabled them to mix their flesh with that of serpents, becoming like the gods in

Trait 1 I see omens in every event and action. The serpent gods continue to advise us. 2 I have very high standards for food, drink, and physical pleasures. 3 I prefer to be alone

The Lords of Dust and the War

Compendium - Sources->Dungeons & Dragons->Eberron: Rising from the Last War

goes on to tempt a good-hearted priest into becoming corrupted.) In the years since the Thronehold Accords, the Lords of Dust continue on as they ever have, advancing one small step at a time.

Leather Golem Armor

Compendium - Sources->Dungeons & Dragons->Lost Laboratory of Kwalish

would alter your form. Lightning Absorption. You gain resistance to lightning damage. Whenever you take lightning damage, you gain 5 temporary hit points. Curse. This armor is cursed, and becoming

attack, you attack an object, with preference for an object smaller than yourself. Once the armor causes you to go berserk, it cannot be removed. You continue to attack until you are incapacitated or

Gnoll Fang of Yeenoghu

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

, a hyena that feasts on a fang’s slain foe undergoes a horrible transformation, becoming a full-grown adult gnoll. Depending on the number of hyenas in a region, a fang of Yeenoghu can lead to a

, Wis +2, Cha +3 Senses darkvision 60 ft., passive Perception 10 Languages Abyssal, Gnoll Challenge 4 (1,100 XP) Rampage. When the gnoll reduces a creature to 0 hit points with a melee attack on

Shadow

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

, becoming a new undead shadow hungry for more life to consume. If a creature from which a shadow has been created somehow returns to life, its undead shadow senses the return. The shadow might seek

reduces its Strength to 0. Otherwise, the reduction lasts until the target finishes a short or long rest. If a non-evil humanoid dies from this attack, a new shadow rises from the corpse 1d4 hours later.

Roleplaying a Yuan-ti

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

Personality Trait 1 I see omens in every event and action. The serpent gods continue to advise us. 2 I have very high standards for food, drink, and physical pleasures. 3 I prefer to be alone rather

1 Greed. I display my wealth as a sign of my power and prosperity. (Evil) 2 Aspiration. I strive to follow the path toward becoming an anathema. (Evil) 3 Unity. No leader shall put personal goals

Thessalar

Compendium - Sources->Dungeons & Dragons->Infernal Machine Rebuild

owlbear. In recent years, he has also researched the prolonging of life—namely his own. Thessalar hopes that by becoming a lich, his research and experiments can continue indefinitely. Over time

Dracolich

Compendium - Sources->Dungeons & Dragons->Monster Manual

called dracoliches. These deathless dragons bind their spirits to gems and magically animate their rotting corpses. Eventually becoming skeletal horrors, dracoliches continue the centuries-spanning

A Demilich's Lair

Compendium - Sources->Dungeons & Dragons->Monster Manual (2014)

becoming free of their bodies, they can continue their quest for power beyond the mortal world. As their patron did, they secure their remains within well-guarded vaults, using soul gems to maintain

24 (7d6) necrotic damage, and if this damage reduces the target to 0 hit points, its soul is trapped as if it failed the saving throw. A soul trapped in a gem for 24 hours is devoured and ceases to

Firenewts

Compendium - Sources->Dungeons & Dragons->Monsters of the Multiverse

Firenewts Originally from the Elemental Plane of Fire, firenewts can be found on the Material Plane near hot springs and volcanoes. These amphibians need hot water to live, becoming sluggish after

. Magical darkness doesn’t impede the firenewt’s darkvision. Imix’s Blessing. When the firenewt reduces an enemy to 0 hit points, the firenewt gains 5 temporary hit points. Actions Multiattack. The

Mind Flayers

Compendium - Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden

work. When the process is warped only slightly, the mind flayer remains gnome-sized and is called a gnome ceremorph. It retains its knowledge of the Gnomish language while becoming able to speak Deep

) piercing damage. If this damage reduces the target to 0 hit points, the ceremorph kills the target by extracting and devouring its brain. Laser Pistol. Ranged Weapon Attack: +5 to hit, range 40/120

Scarlet Coliseum

Compendium - Sources->Dungeons & Dragons->Vecna: Eve of Ruin

veterans. The arena matches are divided into three tiers, with victory in a tier granting access to the next one. Victory in a match goes to the side that reduces all combatants on the other side to 0

stat block but have iron wings that give them a flying speed of 30 feet. If a participant wins a match but doesn’t wish to continue to the next tier, the participant can pay an exit fee of 15 talons

Adult Topaz Dragon

Monsters Fizban's Treasury of Dragons

", "rollType":"damage", "rollAction":"Essential Reduction", "rollDamageType":"necrotic"} necrotic damage. If this damage reduces the target to 0 hit points, it crumbles to dust.Decay and despair are bound up in

dragon wyrmlings' scales are dull yellow-orange and have a cloudy or filmy look. As they age, their scales harden and clarify, becoming translucent and faceted, and ranging from bright yellow to rich

Drowned Sailors

Compendium - Sources->Dungeons & Dragons->Intro to Stormwreck Isle

continue up the path and leave the slow, shambling zombies behind. If the characters turn and fight, this is the first combat encounter in the adventure. Here are the steps you should follow to run it

Perception 8 Languages understands the languages it knew in life but can’t speak Challenge 1/4 (50 XP) Proficiency Bonus +2 Undead Fortitude. If damage reduces the zombie to 0 hit points, it makes a

Yeenoghu's Hunt

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

. The characters can retreat away from the sounds of combat, but doing so means backtracking for six miles to find another route. If they continue ahead, they are confronted with a grisly scene. Though

, feasting on the goristro’s corpse. If the characters want to continue forward, the gnolls and hyenas need to be dealt with. Alternatively, if the characters are indecisive or spend too long debating the

Ancient Topaz Dragon

Monsters Fizban's Treasury of Dragons

);{"diceNotation":"9d8", "rollType":"damage", "rollAction":"Essential Reduction", "rollDamageType":"necrotic"} necrotic damage. If this damage reduces the target to 0 hit points, it crumbles to dust.Decay and

dragon wyrmling;topaz dragon wyrmlings' scales are dull yellow-orange and have a cloudy or filmy look. As they age, their scales harden and clarify, becoming translucent and faceted, and ranging from

Let This Be Their Battlefield

Compendium - Sources->Dungeons & Dragons->Out of the Abyss

chapter 16 is a good potential site. If the vast fungal colony is already dead or badly damaged by its abuse at Zuggtmoy’s hands, it’s in no position to object. Otherwise, it opposes becoming a

Characters looking to double-cross Vizeran — or those with a sense of poetic justice — might hide the dark heart somewhere in the drow archmage’s tower or the surrounding cavern. This reduces the

Background

Compendium - Sources->Dungeons & Dragons->Lost Laboratory of Kwalish

Background In centuries long past, a common scholar named Kwalish took an unlikely path to becoming one of the most powerful arcane inventors of all time, after his discovery of strange magic in the

originally sought. The site’s isolation made it a suitable place for him to continue his research. However, its populace turned out not to be creatures of glass as the legends suggested, but clans of kenku

Paths of Escape

Compendium - Sources->Dungeons & Dragons->Mythic Odysseys of Theros

’ lost identities continue to exist, though, becoming eidolons, which scatter throughout the mortal realm, having no connection to their Returned bodies. (See chapter 6 for more information about eidolons

and the Returned.) Escaping Characters. Traveling the Path of Phenax can present an exciting but challenging option for most parties, as it results in affected characters becoming a monster of some

Feasting Orchard

Compendium - Sources->Dungeons & Dragons->The Wild Beyond the Witchlight

1d8 custard damage. Subtract custard damage from the contestant’s hit points as normal. Any contestant reduced to 0 hit points by custard damage is unable to continue, loses the contest, and has custard

the characters as agents of change who can undo some of the damage caused by the coven, and she suspects that if they do so, the characters will be on their way to becoming heroes worthy of epic ballads.

Campaign Characters

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

from a character’s backstory. As characters continue to adventure, they’ll find different goals to pursue, such as finding a lost relic, honoring an ancestor, avenging a fallen mentor, or defeating a

villain. Ambition. A character’s ambition is a broad, personal aspiration the character hopes to achieve through a lifetime of adventuring. A character might dream of becoming a legendary knight or

Dragon's Flight Path

Compendium - Sources->Dungeons & Dragons->Icewind Dale: Rime of the Frostmaiden

five hundred people flee to Targos and continue to Bryn Shander, while the rest (including Speaker Masthew) remain holed up in the mines. Dragon Damage. The attack on Termalaine reduces the dragon’s

Damage. The attack on Easthaven reduces the dragon’s hit points by 10. Target 4: Caer-Dineval The dragon lands between the castle and the rest of the town. It then moves through town, leveling one

D&D Beyond

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