become before diffusing chance reason

Potion of Longevity

Magic Items Dungeon Master’s Guide

When you drink this potion, your physical age is reduced by 1d6 + 6 years, to a minimum of 13 years. Each time you subsequently drink a Potion of Longevity, there is 10 percent cumulative chance that

you instead age by 1d6 + 6 years. Suspended in this amber liquid is a tiny heart that, against all reason, is still beating. These ingredients vanish when the potion is opened.

Figurine of Wondrous Power

Magic Items Dungeon Master’s Guide

the creature, the figurine doesn’t become a creature. The creature is Friendly to you and your allies. It understands your languages, obeys your commands, and takes its turn immediately after

of Wondrous Power (Bronze Griffon);Bronze Griffon (Rare). This bronze statuette is of a griffon rampant. It can become a Griffon for up to 6 hours. Once it has been used, it can’t be used again

Eye and Hand of Vecna

Magic Items Dungeon Master’s Guide

from the eye (save DC 18). The table indicates how many charges you must expend to cast the spell. Each time you cast a spell from the eye, there is a 5 percent chance that Vecna tears your soul from

your body, devours it, and then takes control of the body like a puppet. If that happens, you become an NPC under the DM’s control. Eye of Vecna Spells Spell Charge Cost

Crown of Horns

Magic Items Forgotten Realms: Adventures in Faerûn

transformation is complete, you become a Lich under the DM's control. Each time you use this Artifact's Cone of Undeath or Myrkul's Hand benefit, there is a 10 percent cumulative chance that you

dying essence. Myrkul has since returned to become one of the Dead Three, and the Crown of Horns continues to further his gruesome will by seeking out mortal agents and gradually transforming them into

The Fathomless

Classes Tasha’s Cauldron of Everything

might have been shipwrecked and on the brink of drowning when your patron’s grasp offered you a chance at life. Whatever the reason for your pact, the sea and its unknown depths call to you

Pseudodragon (familiar variant) Legacy

Monsters Monster Manual (2014)

any time and for any reason, the pseudodragon can end its service as a familiar, ending the telepathic bond.Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction

":"piercing"} piercing damage, and the target must succeed on a DC 11 Constitution saving throw or become poisoned for 1 hour. If the saving throw fails by 5 or more, the target falls unconscious for the same duration, or until it takes damage or another creature uses an action to shake it awake.

The Fathomless (TCoE)

Classes Tasha’s Cauldron of Everything

might have been shipwrecked and on the brink of drowning when your patron’s grasp offered you a chance at life. Whatever the reason for your pact, the sea and its unknown depths call to you

Quasit (familiar variant) Legacy

Monsters Monster Manual (2014)

shares the quasit’s Magic Resistance trait. At any time and for any reason, the quasit can end its service as a familiar, ending the telepathic bond.Claws (Bite in Beast Form). Melee Weapon Attack

"} poison damage and become poisoned for 1 minute. The target can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. Scare (1/Day). One creature of the

Bone Devil (Summoner Variant) Legacy

Monsters Monster Manual (2014)

);{"diceNotation":"5d6","rollType":"damage","rollAction":"Sting","rollDamageType":"poison"} poison damage, and the target must succeed on a DC 14 Constitution saving throw or become poisoned for 1 minute. The

. A bone devil has a 40 percent;{"diceNotation":"1d100","rollType":"roll","rollAction":"Summon Devil"} chance of summoning 2d6;{"diceNotation":"2d6","rollType":"roll"} spined devil;spined devils or one

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

spell already has a chance to fail or become unreliable when cast multiple times, that chance increases by 25 percent. A creature that takes treasure from the lair is cursed until the treasure is

feet of it. If the target can see the mummy lord, it must succeed on a DC 16 Wisdom saving throw against this magic or become frightened until the end of the mummy's next turn. If the target fails the

Stone Giant Dreamwalker

Monsters Mordenkainen Presents: Monsters of the Multiverse

themselves become lost in the dream. Other stone giants are banished to the surface as punishment. Regardless of the reason they ended up on the surface, if they don’t take shelter under stone

, such stone giants can become dreamwalkers. Dreamwalkers occupy an odd place of respect outside the stone giant ordning. They are considered outcasts, but their familiarity with the surface world makes

Mummy Lord Legacy

Monsters Basic Rules (2014)

;{"diceNotation":"1d100","rollType":"roll","rollAction":"Misleading Result Chance"} chance to provide misleading results, as determined by the DM. If a divination spell already has a chance to fail or become

of it. If the target can see the mummy lord, it must succeed on a DC 16 Wisdom saving throw against this magic or become frightened until the end of the mummy's next turn. If the target fails the

Vrock (Summoner Variant) Legacy

Monsters Monster Manual (2014)

15-foot-radius cloud of toxic spores extends out from the vrock. The spores spread around corners. Each creature in that area must succeed on a DC 14 Constitution saving throw or become

":"roll","rollAction":"Summon Demon"} chance of summoning 2d4;{"diceNotation":"2d4","rollType":"roll"} dretch;dretches or one vrock. A summoned demon appears in an unoccupied space within 60 feet of its

Darkling Legacy

Monsters Volo's Guide to Monsters

, and doing so wizens the creature, much like the effect of rapid aging. For this reason, darklings cover every part of their body with clothing when exposure to light is a risk. The light a darkling

qualify to undergo a ritual to become an elder. Other elders mark the supplicant with glowing tattoos, channeling some of the darkling's absorbed light away from its body. If the ritual succeeds, the

Diderius

Monsters Tyranny of Dragons

, as determined by the DM. If a divination spell already has a chance to fail or become unreliable when cast multiple times, that chance increases by 25 percent. A creature that takes treasure from the

can see Diderius, it must succeed on a DC 16 Wisdom saving throw against this magic or become frightened until the end of Diderius’s next turn. If the target fails the saving throw by 5 or more

Darkling Elder Legacy

Monsters Volo's Guide to Monsters

. The Killing Light. The Summer Queen's curse causes a darkling's body to absorb light, and doing so wizens the creature, much like the effect of rapid aging. For this reason, darklings cover every

the colors in a painting or a jewel. Elder Transformation. A wise and respected darkling can qualify to undergo a ritual to become an elder. Other elders mark the supplicant with glowing tattoos

Figurine of Wondrous Power Legacy

Magic Items Basic Rules (2014)

doesn't become a creature. The creature is friendly to you and your companions. It understands your languages and obeys your spoken commands. If you issue no commands, the creature defends itself but

has passed, as specified in the figurine's description. Figurine of Wondrous Power (Bronze Griffon);Bronze Griffon (Rare). This bronze statuette is of a griffon rampant. It can become a griffon for up

Valin Sarnaster

Monsters Candlekeep Mysteries

already has a chance to fail or become unreliable when cast multiple times, that chance increases by 25 percent. A creature that takes treasure from the lair is cursed until the treasure is returned. The

Wisdom saving throw against this magic or become frightened until the end of Valin’s next turn. If the target fails the saving throw by 5 or more, it is also paralyzed for the same duration. A target

Giff Legacy

Monsters Mordenkainen’s Tome of Foes

brighter the flash, and the thicker the smoke it produces, the more giff love a weapon. Their skill with gunpowder is another reason for their popularity as mercenaries. Giff revel in the challenge of

building a bomb big enough to level a fortification. They gladly accept payment in kegs of gunpowder in preference to gold, gems, or other currency. No Honor in Magic. Some giff become wizards

Tortle Legacy

Species The Tortle Package

born near sandy coastlines, but as soon as they’re able to walk on two legs, they become nomad survivalists eager to explore the wilderness, experience its many wonders, put their skills to the

equally vigilant eye of day. Tortles feel most at peace when one or both of these “eyes” are looking down on them. They become more nervous and uneasy when neither orb is visible in the sky

Hutijin

Monsters Mordenkainen Presents: Monsters of the Multiverse

target. Hit: 15 (2d6 + 8);{"diceNotation":"2d6+8","rollType":"damage","rollAction":"Bite","rollDamageType":"fire"} fire damage. The target must succeed on a DC 22 Constitution saving throw or become

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

Pit Fiend (Summoner Variant) Legacy

Monsters Monster Manual (2014)

succeed on a DC 21 Constitution saving throw or become poisoned. While poisoned in this way, the target can't regain hit points, and it takes 21 (6d6);{"diceNotation":"6d6","rollType":"damage

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

Axe of the Dwarvish Lords Legacy

Magic Items Dungeon Master’s Guide (2014)

as the First King. When he became old, he passed the weapon, which had become his badge of office, to his heir. The rightful inheritors passed the axe on for many generations. Later, in a dark era

Depths You can use an action to touch the axe to a fixed piece of dwarven stonework and cast the teleport spell from the axe. If your intended destination is underground, there is no chance of a

Feyr

Monsters Spelljammer: Adventures in Space

feyr has two tentacles, each of which can grapple one creature. Invisibility. The feyr becomes invisible until it attacks, uses Nightmare Fuel, or uses a bonus action to become visible. Nightmare

horror that feeds quietly on strong emotions. To minimize the chance of harm to itself, it prefers to devour the nightmares of other creatures while they sleep. Feyrs shun bright light but aren

Encephalon Cluster

Monsters Phandelver and Below: The Shattered Obelisk

become a gorging menace that can overrun an entire mind flayer colony. Encephalons When an illithid colony lays its eggs dangerously close to a Far Realm rift, an egg sac has a chance to mutate into

Imix

Monsters Princes of the Apocalypse

","rollDamageType":"fire"} fire damage. Creatures that take fire damage from this effect gain one level of exhaustion. In addition, there is a fifty percent chance ;{"diceNotation":"1d100","rollType

":"roll","rollAction":"Destruction Chance"} that any container of fluid held or carried by an affected creature (for example, a magic potion) is destroyed. Regional Effects The region containing an

Ulder Ravengard

Monsters Baldur’s Gate: Descent into Avernus

fearless soldier who rose up through the ranks of the Flaming Fist to become its supreme marshal. Ravengard used his military position and influence to secure for himself a seat on the Council of Four

struggled in performing his duties, finding his hands tied at every turn by both overt and invisible bureaucracy. Despite this, he's been a voice of reason and common sense on the Council of Four — if

Ancient Silver Dragon Legacy

Monsters Basic Rules (2014)

":"bludgeoning"} bludgeoning damage. Frightful Presence. Each creature of the dragon's choice that is within 120 feet of the dragon and aware of it must succeed on a DC 21 Wisdom saving throw or become frightened

, and unprotected flames are extinguished. Protected flames, such as lanterns, have a 50 percent chance of being extinguished. Regional Effects The region containing a legendary silver dragon&rsquo

Lorehold Professor of Order

Monsters Strixhaven: A Curriculum of Chaos

creature, it must succeed on a DC 15 Strength saving throw or be pushed up to 10 feet directly away from the professor and become restrained until the start of professor’s next turn. Force Barrier

mystical study divide between those who see history as an unpredictable jumble of chance and those who believe events form a perfect—and predictable—pattern.Force

Eye and Hand of Vecna Legacy

Magic Items Dungeon Master’s Guide (2014)

’s lieutenant Kas coveted the Spider Throne for himself, or that the sword his lord made for him seduced him into rebellion. Whatever the reason, Kas brought the Undying King’s rule to an

), dominate monster (5 charges), or eyebite (4 charges). The eye regains 1d4 + 4 expended charges daily at dawn. Each time you cast a spell from the eye, there is a 5 percent chance that Vecna tears your soul

Kasimir Velikov

Monsters Curse of Strahd

led her down a path of evil and deceit. For that reason, Kasimir wants to see the vampire destroyed so that his sister can be rescued from her eternal damnation. Secrets of the Amber Temple. Patrina

has told Kasimir that the Amber Temple, an ancient vault hidden in the Barovian mountains, is where Strahd forged his pact with evil powers and discovered how to become a vampire. Kasimir has been

Ancient Brass Dragon Legacy

Monsters Basic Rules (2014)

"} bludgeoning damage. Frightful Presence. Each creature of the dragon's choice that is within 120 feet of the dragon and aware of it must succeed on a DC 18 Wisdom saving throw or become frightened for 1

, have a 50 percent chance of being extinguished. A cloud of sand swirls about in a 20-foot-radius sphere centered on a point the dragon can see within 120 feet of it. The cloud spreads around corners

Vargouille

Monsters Mordenkainen Presents: Monsters of the Multiverse

. The vargouille targets one incapacitated Humanoid within 5 feet of it. The target must succeed on a DC 12 Charisma saving throw or become cursed. The cursed target loses 1 point of Charisma after each

or a dretch, fears vargouilles only if they appear in great numbers. In the Lower Planes, vargouilles rarely get the chance to eat live prey other than vermin. More often, they lap up the ichor left

Tarul Var

Monsters Tales from the Yawning Portal

gaze on one creature he can see within 10 feet of him. The target must succeed on a DC 17 Wisdom saving throw against this magic or become frightened for 1 minute. The frightened target can repeat

. Interlopers who discover his quarters are set upon by the lich and his dread warrior guards, but if Var is brought to the brink of death, he might bargain for a chance to escape the dungeon. Undead Nature. A

Bag of Beans Legacy

Magic Items Basic Rules (2014)

creature eats a toadstool, roll any die. On an odd roll, the eater must succeed on a DC 15 Constitution saving throw or take 5d6 poison damage and become poisoned for 1 hour. On an even roll, the eater

treant sprouts. There's a 50 percent chance that the treant is chaotic evil and attacks. 21-30 An animate, immobile stone statue in your likeness rises. It makes verbal threats against you. If

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