book bonus diffusing centered rules

Book

Equipment

A Book contains fiction or nonfiction. If you consult an accurate nonfiction Book about its topic, you gain a +5 bonus to Intelligence (Arcana, History, Nature, or Religion) checks you make about that topic.

Book of Exalted Deeds

Magic Items Dungeon Master’s Guide

The definitive treatise on all that is good in the multiverse, the Book of Exalted Deeds figures prominently in many religions. Rather than being a scripture devoted to a particular faith, the book

’s authors filled the pages with their own visions of true virtue, providing guidance for defeating evil. The Book of Exalted Deeds rarely lingers in one place. As soon as the book is read, it

Tome of the Stilled Tongue

Magic Items Dungeon Master’s Guide

This book has a desiccated tongue pinned to its front cover. Five of these tomes exist, and it’s unknown which one is the original. The tongue on the first Tome of the Stilled Tongue belonged

take a Bonus Action to cast a spell you have written in this tome, without expending a spell slot or using any Verbal or Somatic components. Once used, this property of the tome can’t be used

Stinking Cloud

Spells Player’s Handbook

You create a 20-foot-radius Sphere of yellow, nauseating gas centered on a point within range. The cloud is Heavily Obscured. The cloud lingers in the air for the duration or until a strong wind

(such as the one created by Gust of Wind) disperses it. Each creature that starts its turn in the Sphere must succeed on a Constitution saving throw or have the Poisoned condition until the end of the current turn. While Poisoned in this way, the creature can’t take an action or a Bonus Action.

Gibbering Mouther

Monsters Monster Manual

", "rollAction":"Gibbering"} to determine what it does during the current turn: 1–4. The target does nothing. 5–6. The target takes no action or Bonus Action and uses all its movement to move in a

Sphere centered on a point within 30 feet. Failure: 7 (2d6);{"diceNotation":"2d6", "rollType":"damage", "rollAction":"Blinding Spittle", "rollDamageType":"Radiant"} Radiant damage, and the target has the Blinded condition until the end of the mouther’s next turn.

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

Find Steed

Spells Player’s Handbook

Initiative count, and it functions as a controlled mount while you ride it (as defined in the rules on mounted combat). If you have the Incapacitated condition, the steed takes its turn immediately

1 mile (works only with you) CR None (XP 0; PB equals your Proficiency Bonus) Traits Life Bond. When you regain Hit Points from a level 1+ spell, the steed regains the same number of Hit Points if

Confusion

Spells Player’s Handbook

Each creature in a 10-foot-radius Sphere centered on a point you choose within range must succeed on a Wisdom saving throw, or that target can’t take Bonus Actions or Reactions and must roll

Dreaming Dark Mindkiller

Monsters Eberron: Forge of the Artificer

centered on a point the mindkiller can see within 120 feet. Failure: 35 (10d6);{"diceNotation":"10d6", "rollType":"damage", "rollAction":"Primal Fear (1/Day)", "rollDamageType":"Psychic

following on each of its turns: move, take an action, or take a Bonus Action. Success: Half damage only.Mindkillers are the assassins of the Dreaming Dark, sent to terrify their foes before striking

Mythal Touched

Feats Forgotten Realms: Heroes of Faerûn

the ability increased by this feat and your Proficiency Bonus. You can use this benefit a number of times equal to your Proficiency Bonus, and you regain all expended uses when you finish a Long Rest

15-foot-radius, 60-foot-tall Cylinder centered on you for 1 minute, per the Reverse Gravity spell. 11-13 You and the triggering spell’s caster each make a Constitution saving throw. On a

Spellfire Storm

Spells Forgotten Realms: Heroes of Faerûn

You conjure a pillar of spellfire in a 20-foot-radius, 20-foot-high Cylinder centered on a point within range. The area of the Cylinder is Bright Light, and each creature in it when it appears makes

. On a failed save, the spell dissipates with no effect, and the action, Bonus Action, or Reaction used to cast it is wasted. If that spell was cast with a spell slot, the slot isn’t expended

Adult Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

take either an action or a Bonus Action on its turn, not both. It repeats the save at the end of each of its turns, ending the effect on itself on a success. After 1 minute, it succeeds

magically raises broken, ancient ruins in a 20-foot-radius, 60-foot-high Cylinder centered on a point it can see within 120 feet. Ground in the Cylinder becomes Difficult Terrain. Each creature in the

Ancient Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

is halved, it can’t take Reactions, and it can take either an action or a Bonus Action on its turn, not both. It repeats the save at the end of each of its turns, ending the effect on itself on

Spellcasting to cast Thunderwave (level 2 version). Unearth Ruins. The dragon magically raises broken, ancient ruins in a 20-foot-radius, 60-foot-high Cylinder centered on a point it can see within 120 feet

Circle of Power Legacy

Spells Player’s Handbook (2014)

Divine energy radiates from you, distorting and diffusing magical energy within 30 feet of you. Until the spell ends, the sphere moves with you, centered on you. For the duration, each friendly

Book of Exalted Deeds Legacy

Magic Items Dungeon Master’s Guide (2014)

The definitive treatise on all that is good in the multiverse, the fabled Book of Exalted Deeds figures prominently in many religions. Rather than being a scripture devoted to a particular faith, the

book’s various authors filled the pages with their own vision of true virtue, providing guidance for defeating evil. The Book of Exalted Deeds rarely lingers in one place. As soon as the book

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

, such as lore about demons. When you do so, double your proficiency bonus on that check. Dark Speech. While you carry the Book of Vile Darkness and are attuned to it, you can use an action to recite

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

Book of Secrets

Equipment

determines that person has a hidden secret. If you reveal you know the secret to the figure, you gain a +5 bonus on Charisma checks to influence them for 24 hours. After the book reveals ten secrets in this way, it holds no more secrets of use.

This book contains Xorannox’s collection of dirty secrets about other people: intrigues between nobles, unfaithful leaders, infernal contracts between devils and clergy of good-aligned temples

Arcane Grimoire

Magic Items Tasha’s Cauldron of Everything

While you are holding this leather-bound book, you can use it as a spellcasting focus for your wizard spells, and you gain a bonus to spell attack rolls and to the saving throw DCs of your wizard

spells. The bonus is determined by the book’s rarity. You can use this book as a spellbook. In addition, when you use your Arcane Recovery feature, you can increase the number of spell slot levels you regain by 1.

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

demons. When you do so, double your proficiency bonus on that check. Dark Speech. While you carry the Book of Vile Darkness and are attuned to it, you can use an action to recite words from its pages in a

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

Calm Emotions Legacy

Spells Basic Rules (2014)

You attempt to suppress strong emotions in a group of people. Each humanoid in a 20-foot-radius sphere centered on a point you choose within range must make a Charisma saving throw; a creature can

is hostile toward. This indifference ends if the target is attacked or harmed by a spell or if it witnesses any of its friends being harmed. When the spell ends, the creature becomes hostile again, unless the DM rules otherwise.

Scion of Thrym

Monsters Bigby Presents: Glory of the Giants

ice into the air. Each creature other than the scion in a 30-foot-radius, 100-foot-high cylinder centered on that point must make a DC 25 Dexterity saving throw. On a failed save, a creature takes 36

the scion can see within 60 feet of the point the scion dug its hands into. Each creature in a 30-foot-radius, 100-foot-high cylinder centered on that point must succeed on a DC 25 Dexterity saving

Nass Lantomir's Ghost

Monsters Icewind Dale: Rime of the Frostmaiden

until the body drops to 0 hit points, the ghost ends it as a bonus action, or the ghost is turned or forced out by an effect like the dispel evil and good spell. When the possession ends, the ghost

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

Leprechaun

Monsters Quests from the Infinite Staircase

Industrious. The leprechaun is proficient with all artisan’s tools and adds double its proficiency bonus to ability checks made with them. Reluctant Refusal. When a creature offers the

roll to use, potentially turning the failure into a success.Leprechauns are manifestations of the Feywild rules of hospitality and reciprocity. These rules infuse leprechauns with a deep connection to

Proficiency Bonus Legacy

Rules

Characters have a proficiency bonus determined by level, as detailed in chapter 1. Monsters also have this bonus, which is incorporated in their stat blocks. The bonus is used in the rules on ability

checks, saving throws, and attack rolls. Your proficiency bonus can’t be added to a single die roll or other number more than once. For example, if two different rules say you can add your

Armor of Fungal Spores

Magic Items The Book of Many Things

While wearing this armor, you can take a bonus action to make the armor emit poisonous spores, which fill a 10-foot-radius sphere centered on yourself. Each creature in that area must succeed on a DC

Aura of Vitality Legacy

Spells Player’s Handbook (2014)

Healing energy radiates from you in an aura with a 30-foot radius. Until the spell ends, the aura moves with you, centered on you. You can use a bonus action to cause one creature in the aura (including you) to regain 2d6 hit points.

Flying Chariot

Magic Items Mythic Odysseys of Theros

The chariot’s riders and creatures pulling the chariot gain a +1 bonus to their AC. If this magic chariot is pulled by one or more flying creatures, it too can fly. CHARIOTS Chariots and

the creatures pulling them work like controlled mounts, as described in the mounted combat rules in the Player’s Handbook, but with the following differences: Mounting or dismounting a chariot

Raezil

Monsters The Wild Beyond the Witchlight

Cunning Action. On each of her turns, Raezil can use a bonus action to take the Dash, Disengage, or Hide action. Fey Ancestry. Raezil has advantage on saving throws against being charmed, and magic

on the politics of Prismeer. Once she is no longer petrified, Raezil is bound by the rule of reciprocity (see “Rules of Conduct” in chapter 2) to help the characters complete any

Hammer of Runic Focus

Magic Items The Book of Many Things

This magic hammer has 3 charges. As a bonus action, you can expend 1 charge and slam this hammer on the ground, creating a 15-foot-radius circle of glowing runes centered on the point of impact

. While you’re inside that area, your hammer glows with matching runes, and you gain a +3 bonus to attack and damage rolls made with this hammer. The rune circle disappears after 1 minute, when you

Master Sage

Monsters Candlekeep Mysteries

until the start of its next turn. Lightning Eruption (3/Day). The sage creates an eruption of magical lightning centered on a point it can see within 150 feet of it. Each creature in a 20-foot-radius

sphere centered on that point must make a DC 14 Dexterity saving throw, taking 28 (8d6);{"diceNotation":"8d6","rollType":"damage","rollAction":"Lightning Eruption","rollDamageType":"lightning

Agony the Ghost

Monsters Spelljammer: Adventures in Space

object. Crew of the Last Breath. The following rules apply to Agony the ghost: As long as the Last Breath has at least 1 hit point, the ghost can’t be permanently slain. If the ghost is reduced

, the ghost disappears and instantly reappears in the ship’s cargo hold. While away from the Last Breath, the ghost can use a bonus action to magically teleport back to the ship, either to the

Avarice

Monsters Icewind Dale: Rime of the Frostmaiden

challenge, even when the odds are clearly stacked against her. Seeing other wizards as a threat, paranoia rules her life. Avarice has been a member of the Arcane Brotherhood for almost two years. She

. The book contains the spells Avarice has prepared plus the following additional spells: burning hands, cone of cold, find familiar, ice storm, lightning bolt, rope trick, thunderwave, tongues, wall of fire, and wall of force.Cold, Fire

High Fae Impostor

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

regard for mortal values of honor and law, but they nonetheless operate under inviolable rules of their own: gifts must always be repaid, promises must be honored, and outright lies must never be

transformation ends if the high fae is reduced to 0 hit points, uses this bonus action again, or uses a bonus action to revert to its true form.

Demonomicon of Iggwilv Legacy

Magic Items Tasha’s Cauldron of Everything

do so, you can add double your proficiency bonus to the check. Fiendish Scourging. Your magic causes pain to fiends. While carrying the book, when you make a damage roll for a spell you cast against

recounts both the oldest and most current profanities of the Abyss and demons. Demons have attempted to censor the text, and while sections have been ripped from the book’s spine, the general

Neronvain

Monsters Tyranny of Dragons

Draconic Majesty. Neronvain adds his Charisma bonus to his AC. Fey Ancestry. Magic can’t put Neronvain to sleep.Multiattack. Neronvain makes two attacks, either with his shortsword or Eldritch

"} poison damage. Poisonous Cloud (2/Day). Poison gas fills a 20-foot-radius sphere centered on a point Neronvain can see within 50 feet of him. The gas spreads around corners and remains until the start of

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