blood book diffusing cold reaction

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

Archlich;Vecna authored the Book of Vile Darkness. He recorded in its pages every horrid idea, every corrupt thought, and every example of foul magic he came across or devised. Other practitioners of

evil have added their own input to the book’s catalog of vile knowledge. Their additions are clear, for the writers of later works stitched whatever they were writing into the tome or, in some

Sahuagin Baron

Monsters Monster Manual

Blood Frenzy. The sahuagin has Advantage on attack rolls against any creature that doesn’t have all its Hit Points. Limited Amphibiousness. The sahuagin can breathe air and water, but it must

(2d8 + 4);{"diceNotation":"2d8+4", "rollType":"damage", "rollAction":"Trident", "rollDamageType":"Piercing"} Piercing damage.Fiendish Blood. Trigger: The sahuagin takes Piercing or Slashing damage

Ice Devil

Monsters Monster Manual

"} Cold damage. Until the end of its next turn, the target can’t take a Bonus Action or Reaction, its Speed decreases by 10 feet, and it can move or take one action on its turn, not both. Hit or

", "rollType":"damage", "rollAction":"Ice Spear", "rollDamageType":"Piercing"} Piercing damage plus 10 (3d6);{"diceNotation":"3d6", "rollType":"damage", "rollAction":"Ice Spear", "rollDamageType":"Cold

Boon of Energy Resistance

Feats Player’s Handbook

Resistance to two of the following damage types of your choice: Acid, Cold, Fire, Lightning, Necrotic, Poison, Psychic, Radiant, or Thunder. Whenever you finish a Long Rest, you can change your choices

. Energy Redirection. When you take damage of one of the types chosen for the Energy Resistances benefit, you can take a Reaction to direct damage of the same type toward another creature you can see

Glyph of Warding

Spells Player’s Handbook

You inscribe a glyph that later unleashes a magical effect. You inscribe it either on a surface (such as a table or a section of floor) or within an object that can be closed (such as a book or chest

glyph erupts with magical energy in a 20-foot-radius Sphere centered on the glyph. Each creature in the area makes a Dexterity saving throw. A creature takes 5d8 Acid, Cold, Fire, Lightning, or

Brooch of the Elements

Magic Items Netheril’s Fall

The central jewel of this butterfly-shaped brooch swirls with multicolored iridescence. The brooch has 3 charges and regains all expended charges daily at dawn. As a Reaction when a creature you can

see within 60 feet of you hits a target with an attack roll and deals damage, you can expend 1 charge and change one damage type the attack deals to one of the following damage types: Acid, Cold, Fire, Lightning, Poison, or Thunder.

Alustriel's Mooncloak

Spells Forgotten Realms: Heroes of Faerûn

For the duration, moonlight fills a 20-foot Emanation originating from you with Dim Light. While in that area, you and your allies have Half Cover and Resistance to Cold, Lightning, and Radiant

condition, you can take a Reaction to succeed on the save instead. Respite. As a Magic action, you or an ally within the area regains Hit Points equal to 4d10 plus your spellcasting ability modifier.

Elminster's Effulgent Spheres

Spells Forgotten Realms: Heroes of Faerûn

Six chromatic spheres orbit you for the duration. While the spheres are present, you can expend spheres to create the following effects: Absorb Energy. When you take Acid, Cold, Fire, Lightning, or

Thunder damage, you can take a Reaction to expend one sphere and give yourself Resistance to the triggering damage type until the start of your next turn. Energy Blast. As a Bonus Action, you send

Boon of the Soul Drinker

Feats Forgotten Realms: Heroes of Faerûn

Resistance to Cold damage and Necrotic damage. Siphon Life. When an enemy within 120 feet of you is reduced to 0 Hit Points, you can take a Reaction to regain 50 Hit Points. Once you use this benefit, you can’t use it again until you finish a Short or Long Rest.

Fulminating Treatise

Magic Items Tasha’s Cauldron of Everything

This thick, scorched spellbook reeks of smoke and ozone, and sparks of energy crackles along the edges of its pages. When found, the book contains the following spells: contingency, fireball, gust of

wind, Leomund's tiny hut, magic missile, thunderwave, and wall of force. It functions as a spellbook for you. While you are holding the book, you can use it as a spellcasting focus for your wizard

Libram of Souls and Flesh

Magic Items Tasha’s Cauldron of Everything

With covers made of skin and fittings of bone, this tome is cold to the touch, and it whispers faintly. When found, the book contains the following spells, which are wizard spells for you while you

are attuned to the book: animate dead, circle of death, false life, finger of death, speak with dead, summon undead (appears in this book), vampiric touch. It functions as a spellbook for you. While

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

even glimpse the scrawled pages invites madness. Most believe the lich-god Vecna authored the Book of Vile Darkness. He recorded in its pages every diseased idea, every unhinged thought, and every

example of blackest magic he came across or devised. Vecna covered every vile topic he could, making the book a gruesome catalog of all mortal wrongs. Other practitioners of evil have held the book and

Goose Mother

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

an extra reaction that can be used only for opportunity attack;opportunity attacks. Wakeful. While the Goose Mother sleeps, at least one of its heads is awake.Multiattack. The Goose Mother makes as

Goose Mother is real. Centuries ago, an enterprising witch created a frothy stew composed of hydra’s blood and goose feathers. It is from this noxious slurry that the Goose Mother was born. Within

Dracohydra

Monsters Fizban's Treasury of Dragons

. For each head the dracohydra has beyond one, it gets an extra reaction that can be used only for opportunity attacks. Wakeful. While the dracohydra sleeps, at least one of its heads is

: 10 (1d10 + 5) damage of a type chosen by the dracohydra: acid;{"diceNotation":"1d10+5", "rollType":"damage", "rollAction":"Bite (Acid)", "rollDamageType":"acid"}, cold;{"diceNotation":"1d10+5

Mordakhesh

Monsters Eberron: Rising from the Last War

by Mordakhesh: acid, cold, fire, lightning, poison, or thunder.Mordakhesh can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only

. Modakhesh gains resistance to one damage type of his choice — acid, cold, fire, lightning, poison, or thunder — until the start of his next turn. Warlord's Command (Costs 2 Actions). Mordakhesh targets

Duplicitous Manuscript

Magic Items Tasha’s Cauldron of Everything

To you, this book is a magical spellbook. To anyone else, the book appears to be a volume of verbose romance fiction. As an action, you can change the book’s appearance and alter the plot of

the romance. When found, the book contains the following spells: hallucinatory terrain, major image, mirror image, mislead, Nystul's magic aura, phantasmal force, and silent image. It functions as a

Atlas of Endless Horizons

Magic Items Tasha’s Cauldron of Everything

This thick book is bound in dark leather, crisscrossed with inlaid silver lines suggesting a map or chart. When found, the book contains the following spells, which are wizard spells for you while

you are attuned to the book: arcane gate, dimension door, gate, misty step, plane shift, teleportation circle, and word of recall. It functions as a spellbook for you. While you are

Quipper Legacy

Monsters Basic Rules (2014)

Blood Frenzy. The quipper has advantage on melee attack rolls against any creature that doesn't have all its hit points. Water Breathing. The quipper can breathe only underwater.Bite. Melee Weapon

to any aquatic environment, including cold subterranean lakes. They frequently gather in swarms; the statistics for a swarm of quippers appear later in this appendix.

Infernal Constitution

Feats Xanathar's Guide to Everything

Fiendish blood runs strong in you, unlocking a resilience akin to that possessed by some fiends. You gain the following benefits: Increase your Constitution score by 1, to a maximum of 20. You

have resistance to cold damage and poison damage. You have advantage on saving throws against being poisoned.

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

even glimpse the scrawled pages invites madness. Most believe the lich-god Vecna authored the Book of Vile Darkness. He recorded in its pages every diseased idea, every unhinged thought, and every

example of blackest magic he came across or devised. Vecna covered every vile topic he could, making the book a gruesome catalog of all mortal wrongs. Other practitioners of evil have held the book and

Lyre of Building

Magic Items Tasha’s Cauldron of Everything

While holding this lyre, you can cast mending as an action. You can also play the lyre as a reaction when an object or a structure you can see within 300 feet of you takes damage, causing it to be

immune to that damage and any further damage of the same type until the start of your next turn. In addition, you can play the lyre as an action to cast fabricate, move earth, passwall, or summon construct (appears in this book), and that spell can’t be cast from it again until the next dawn.

Blood Witch

Monsters Guildmasters’ Guide to Ravnica

Blood Witch Dance. The witch can use a bonus action to control the movement of one creature cursed by its hex spell that it can see within 30 feet of it. The creature must succeed on a DC 15 Charisma

saving throw or use its reaction to move up to 30 feet in a direction of the witch's choice. Devil's Sight. Magical darkness doesn't impede the witch's darkvision. Innate Spellcasting. The witch's

Absorbing Tattoo

Magic Items Tasha’s Cauldron of Everything

color, as shown on the table below. The DM chooses the color or determines it randomly. d10 Damage Type Color 1 Absorbing Tattoo, Acid;Acid Green 2 Absorbing Tattoo, Cold;Cold

Damage Absorption. When you take damage of the chosen type, you can use your reaction to gain immunity against that instance of the damage, and you regain a number of hit points equal to half the

Primordial Ward

Spells Elemental Evil Player's Companion

You have resistance to acid, cold, fire, lightning, and thunder damage for the spell’s duration. When you take damage of one of those types, you can use your reaction to gain immunity to that

Nass Lantomir's Ghost

Monsters Icewind Dale: Rime of the Frostmaiden

and headed toward the Sea of Moving Ice, hoping to find a tome called The Codicil of White, a book of magic and lore composed by servants of Auril the Frostmaiden. The Arcane Brotherhood believes that

this book tells how to reach a lost city of magic entombed in the ice. Before she could obtain the book, Nass perished. She now exists as a ghost, unable to rest until she finds the book. Characters

Manafret Cherryport

Monsters Waterdeep: Dragon Heist

, suggestion 3rd level (3 slots): counterspell, fireball, fly 4th level (3 slots): greater invisibility, ice storm 5th level (1 slot): cone of cold Teleporter Ring. Manafret wears a teleporter ring (see

Manafret knows that Manshoon would have informed him if guests were expected. If the mage suspects the characters are intruders, he surreptitiously pours a vial of Assassin's Blood (Ingested);assassin's

Ironscale Hydra

Monsters Mythic Odysseys of Theros

Acidic Blood. When the hydra takes piercing or slashing damage, each creature within 5 feet of the hydra takes 9 (2d8);{"diceNotation":"2d8","rollType":"damage","rollAction":"Acidic Blood

each head regrown in this way. Reactive Heads. For each head the hydra has beyond one, it gets an extra reaction that can be used only for opportunity attacks. Wakeful. While the hydra sleeps, at least

Fomorian Warlock of the Dark

Monsters Bigby Presents: Glory of the Giants

action and Poisoning Rebuke reaction. The object bearing the blood rune has AC 15; 30 hit points; and immunity to necrotic, poison, and psychic damage. The object regains all its hit points at the end

Blood Rune. The fomorian has a blood rune inscribed on an effigy or some other object in its possession. While holding or wearing the object bearing the rune, the giant can use its Corrupting Hex

Fury of the Frost Giant

Feats Bigby Presents: Glory of the Giants

). On a failed save, the creature takes cold damage equal to 1d8 + your proficiency bonus, and its speed is reduced to 0 until the end of its next turn. You can use this reaction a number of times equal to your proficiency bonus, and you regain all expended uses when you finish a long rest.

maximum of 20. Born of Ice. You have resistance to cold damage. Frigid Retaliation. Immediately after a creature you can see within 30 feet of you hits you with an attack roll and deals damage, you can

Geryon (Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

(Recharge 5–6). As a reaction when this creature takes damage, it can roll a d10 and subtract the number rolled from the damage. Cold, Fire, PoisonBludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered

","rollAction":"Claws"} to hit, reach 15 ft., one target. Hit: 23 (4d6 + 9);{"diceNotation":"4d6+9","rollType":"damage","rollAction":"Claws","rollDamageType":"cold"} cold damage. If the target is Large or smaller

Nosferatu

Monsters Van Richten’s Guide to Ravenloft

;{"diceNotation":"1d10","rollType":"roll","rollAction":"Nosferatu Bite"} days. Blood Disgorge (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Blood Disgorge"}. The nosferatu vomits blood

in a 15-foot cone. Each creature in that area must make a DC 16 Constitution saving throw. On a failed save, a creature takes 18 (4d8);{"diceNotation":"4d8","rollType":"damage","rollAction":"Blood

The Codicil of White

Magic Items Icewind Dale: Rime of the Frostmaiden

The Codicil of White is a tall, thin volume bound in white ermine fur over seasoned boards of white pine and sealed with a clasp and lock of tarnished silver. The book is cold to the touch, and the

quite durable. A creature with the codicil in its possession has resistance to cold damage. The codicil was written by followers of Auril as a primer on her worship. The first page is a title page

Vampiric Mist

Monsters Mordenkainen Presents: Monsters of the Multiverse

, insatiable thirst for blood remains. Indistinguishable from fog aside from the charnel reek it exudes, a vampiric mist descends on a creature and causes the blood in the creature’s body to ooze

through its pores or spill out from its eyes, nose, and mouth. This blood wafts out from the victim like crimson smoke, which the mist then consumes. The feeding causes no pain or discomfort to the

Orb of Shielding

Magic Items Wayfinder's Guide to Eberron

holding the orb when you take damage of the type associated with the orb's material, you can use your reaction to reduce the damage by 1d4 (to a minimum of 0). The materials and their associated damage

Orb of Shielding (Necrotic);Mabaran obsidian Necrotic Orb of Shielding (Cold);Risian shale Cold Orb of Shielding (Force);Shavarran chert Force Orb of Shielding (Psychic);Xorian marble Psychic

Vampiric Mist Legacy

Monsters Tales from the Yawning Portal

the vampire’s hunger for blood. It exists only to seek out creatures and drain the life from them, and its insubstantial nature enables it to pursue prey through the tiniest of openings. When

first encountered, a vampiric mist appears as a billowing mass of light clouds. As the creature feeds, its coloration darkens to a deep crimson. In the Temple of Blood inside the Doomvault (Dead in Thay

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