before book deciding check return

Book of Vile Darkness

Magic Items Dungeon Master’s Guide

cast that spell again from it until the next dawn. Vile Lore. You can reference the Book of Vile Darkness whenever you make an Intelligence check to recall information about some aspect of evil, such as

lore about demons. When you do so, you have Advantage on that check. At the DM’s discretion, the book might reveal secrets no mortal should know, such as the true names of powerful Fiends

Demonomicon of Iggwilv

Magic Items Dungeon Master’s Guide

) check related to the Abyss. When you do so, you gain Advantage on the check. Containment. The first ten pages of the Demonomicon are blank. As a Magic action while holding the book, you can target a

. The tome 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

Vampire

Monsters Monster Manual

, the vampire uses Shape-Shift to become mist (no action required). If it can’t use Shape-Shift, it is destroyed. While it has 0 Hit Points in mist form, it can’t return to its vampire form

regains 1 Hit Point after spending 1 hour there. Spider Climb. The vampire can climb difficult surfaces, including along ceilings, without needing to make an ability check. Vampire Weakness. The

Symbol

Spells Player’s Handbook

You inscribe a harmful glyph either on a surface (such as a section of floor or wall) or within an object that can be closed (such as a book or chest). The glyph can cover an area no larger than 10

. The glyph is nearly imperceptible and requires a successful Wisdom (Perception) check against your spell save DC to notice. When you inscribe the glyph, you set its trigger and choose which effect the

Arch-hag

Monsters Monster Manual

). Otherwise, the hag drops to 1 Hit Point and teleports to a harmless demiplane, and it can’t return to the plane it left for 2d6;{"diceNotation":"2d6", "rollType":"roll", "rollAction":"Spiteful

(excluding the hag and its allies) within 1 mile of the lair subtract 1d10;{"diceNotation":"1d10", "rollType":"roll", "rollAction":"Lapsus Linguae"} from any ability check they make when they take the

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

spell ends without being triggered. The glyph is nearly imperceptible and requires a successful Wisdom (Perception) check against your spell save DC to notice. When you inscribe the glyph, you set

Animated Chained Library

Monsters Candlekeep Mysteries

succeed on a DC 15 Wisdom (Perception) check to discern that the library is animate.Multiattack. The library makes two attacks. Chained Book. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType

":"to hit","rollAction":"Chained Book"} to hit, reach 5 ft., one target. Hit: 6 (1d8 + 2);{"diceNotation":"1d8+2","rollType":"damage","rollAction":"Chained Book","rollDamageType":"bludgeoning

Swarm of Animated Books

Monsters Candlekeep Mysteries

succeed on a DC 15 Wisdom (Perception) check to discern that the swarm is animate. Swarm. The swarm can occupy another creature’s space and vice versa, and the swarm can move through any opening

","rollType":"to hit","rollAction":"Book Club"} to hit, reach 0 ft., one target in the swarm’s space. Hit: 6 (2d4 + 1);{"diceNotation":"2d4+1","rollType":"damage","rollAction":"Book Club","rollDamageType

Crog's Guide to Disarming Magic Traps

Equipment

This book describes various mundane techniques and theories related to foiling magic traps. If you spend 48 hours studying this book, you learn how to overcome certain types of magic traps with your

thieves’ tools. If a trap’s magic can be dispelled or suppressed by a dispel magic spell, you can make a Dexterity check using thieves’ tools to achieve the same result. The DC of

Book of Vile Darkness Legacy

Magic Items Dungeon Master’s Guide (2014)

can’t use this property again until the next dawn. Dark Lore. You can reference the Book of Vile Darkness whenever you make an Intelligence check to recall information about some aspect of evil

, 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

Duplicitous Manuscript

Magic Items Tasha’s Cauldron of Everything

book. The new spell must be of the illusion school. When a creature you can see makes an Intelligence (Investigation) check to discern the true nature of an illusion spell you cast, or makes a saving

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

Book of Vile Darkness (Variant)

Magic Items Keys from the Golden Vault

property again until the next dawn. Dark Lore. You can reference the Book of Vile Darkness whenever you make an Intelligence check to recall information about some aspect of evil, 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 words from its pages in a

Battle Master's Compendium

Equipment

Written by Bloodlord Varrox, Battle Master’s Compendium is a military treatise. Each of its thirteen chapters covers a different skill related to military strategy and tactics. The book’s

detailed analysis covers military units, weapons, strategy, rank, discipline, and much more. When you study a chapter in the book for 1 hour during a short or long rest, you learn interesting

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

Sea Spawn

Monsters Mordenkainen Presents: Monsters of the Multiverse

turtle;dragon turtles (morkoths appear in this book; the others appear in the Monster Manual)—all of these and more can mark mortals as their own and claim them as minions. Unlucky folk might

by a kraken (see the Monster Manual) named Slarkrethel. The experience transforms the children into fanatics dedicated to the kraken. They return from the sea as humans, but when they reach old age

Leprechaun

Monsters Quests from the Infinite Staircase

, Phantasmal Force 1/day each: Fabricate (as an action), MisleadAstonishing Luck. When the leprechaun fails an ability check, an attack roll, or a saving throw, it can roll a new d20 and choose which

. They delight in pranking such foolish creatures or pilfering from them in return. Leprechauns take pride in their appearances, dressing in dapper outfits that typically feature red fabrics, gleaming

Vecna the Archlich

Monsters Vecna: Eve of Ruin

has no effect. If the spell is 5th level or higher, Vecna makes an Intelligence check (DC 10 plus the spell’s level). On a successful check, the spell fails and has no effect. Whatever the spell

and dream as he started to write his Book of Vile Darkness. Vecna forged a kingdom on Oerth, but he grew bored with it after several centuries. He started inflicting suffering on other worlds. In

Nafas

Monsters Quests from the Infinite Staircase

with it. A creature restrained by the vortex, or another creature that can reach it, can use its action to make a DC 22 Strength check. On a successful check, the restrained creature is no longer

destroy Nafas is to take his place. Nafas as a Patron In addition to linking the adventures in this book, you can use Nafas as a group patron (detailed in Tasha’s Cauldron of Everything). In

Carrion Stalker

Monsters Van Richten’s Guide to Ravenloft

check. On its turn, the carrion stalker can detach itself from the target by using 5 feet of movement. When it dies, the carrion stalker detaches from any creature it is attached to. Larval Burst (1

they root among filth. The crawlers then spread these grubs, potentially infecting whole sewers, graveyards, or battlefields with carrion stalkers. In return, carrion stalkers avoid preying on carrion crawlers.

Vampiric Mind Flayer

Monsters Van Richten’s Guide to Ravenloft

Spider Climb. The mind flayer can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check. Sunlight Sensitivity. While in sunlight, the mind flayer has

the cerebral fluids from sapient minds. After doing so, they return to the Elder Brain of Bluetspur, which liquefies them into its pool and releases their stolen essences amid a hormone brine. This

Moloch

Monsters Mordenkainen Presents: Monsters of the Multiverse

archdevils in check. The arrangement unraveled, however, when Moloch took the night hag named Malagard for his advisor. Her poisonous words gradually convinced him to attempt to topple Asmodeus. The

time in preparing for his return. He amassed an army of devils and monsters and left them to make final preparations for invading the Nine Hells, while he ventured to the Material Plane in search of an

Glyph of Warding Legacy

Spells Basic Rules (2014)

be closed (such as a book, a scroll, or a treasure chest) to conceal the glyph. The glyph can cover an area no larger than 10 feet in diameter. If the surface or object is moved more than 10 feet from

where you cast this spell, the glyph is broken, and the spell ends without being triggered. The glyph is nearly invisible and requires a successful Intelligence (Investigation) check against your

Symbol Legacy

Spells Basic Rules (2014)

When you cast this spell, you inscribe a harmful glyph either on a surface (such as a section of floor, a wall, or a table) or within an object that can be closed to conceal the glyph (such as a book

(Investigation) check against your spell save DC to find it. You decide what triggers the glyph when you cast the spell. For glyphs inscribed on a surface, the most typical triggers include touching or

Zikzokrishka

Monsters Candlekeep Mysteries

spent legendary actions at the start of its turn. Detect. Zikzokrishka makes a Wisdom (Perception) check. Tail Attack. Zikzokrishka makes a tail attack. Wing Attack (Costs 2 Actions). Zikzokrishka

, having long ago prepared a dragon’s corpse to house her spirit upon its return to the phylactery.Lair Actions. On initiative count 20 (losing initiative ties) whenever she is in the are V3

Darkweaver

Monsters Planescape: Adventures in the Multiverse

can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check. Sunlight Hypersensitivity. The darkweaver takes 10 radiant damage when it starts its turn

experiences, particularly great meals, with the monster. Some might even convince a darkweaver to release them if they promise to return with rare spices or one-of-a-kind meals. Those who manage to

Soldier - Baldur's Gate

Backgrounds Baldur’s Gate: Descent into Avernus

regular shift patrolling either the Lower City or the Outer City. In return, you have access to the Flaming Fist’s fortresses and a direct line of communication with Flaming Fist officers and

regular patrol in the Upper City or take a regular shift at its gates, and must report for training in the Watch Citadel once every ten days. In return, you have access to the Citadel and a direct line of

Orc Legacy

Species Volo's Guide to Monsters

serve as a battering ram if a settlement dares to close its gates, blocking the way to the treasures and tasty food that lie within. A heavily laden wagon that requires the strongest orcs to return it to

authority and cause the tribe to collapse into chaos, with the survivors scattering either to join new tribes or to strike out on their own. At the other extreme, warriors that return home with a heavily

Using Ability Scores

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

doesn’t normally need to make a Dexterity check to walk across an empty room or a Charisma check to order a mug of ale. Only call for a roll if there is a meaningful consequence for failure. When

deciding whether to use a roll, ask yourself two questions: Is a task so easy and so free of conflict and stress that there should be no chance of failure? Is a task so inappropriate or impossible — such

Conclusion

Compendium - Sources->Dungeons & Dragons->Keys from the Golden Vault

Conclusion If the characters obtain The Celestial Codex, they can return the book to its rightful owner and claim their reward.

The Middle Path

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

The Middle Path Many DMs find that using a combination of the two approaches works best. By balancing the use of dice against deciding on success, you can encourage your players to strike a balance

tools to help keep the action moving. At any time, you can decide that a player’s action is automatically successful. You can also grant the player advantage on any ability check, reducing the chance of a

Ability Checks

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

crowd, lie to someone convincingly INTELLIGENCE CHECK VS. WISDOM CHECK If you have trouble deciding whether to call for an Intelligence or a Wisdom check to determine whether a character notices

Ability Checks An ability check is a test to see whether a character succeeds at a task that he or she has decided to attempt. The Player’s Handbook includes examples of what each ability score is

Resolving the Battle

Compendium - Sources->Dungeons & Dragons->Strixhaven: A Curriculum of Chaos

storied events on campus. Games are often talked about for years after they’re played Phase 1 Each participant must make a DC 16 Dexterity (Acrobatics) check to dash past opposing team members and grab

their mascot, and a DC 16 Wisdom (Insight) check to anticipate the opposing team’s tactical ploys. Phase 2 Each participant must make a DC 16 Intelligence (Arcana) check to not be faked out by the

Beginning the Adventure

Compendium - Sources->Dungeons & Dragons->Candlekeep Mysteries

, his knees buckle and he collapses with the book pressed underneath him. The dwarf, Buron Sternmettle, is dead—the victim of a sudden heart attack. Because his soul doesn’t want to return, spells

-bearded dwarf in a custodial uniform carrying a heavy, square tome bound in black leather. The weight of the book causes the old dwarf to wheeze, squint, and clench his teeth. Before he can utter a word

Deck of Many More Things

Magic Items The Book of Many Things

the transformation early. When you revert to your normal form, you return to the same state you were in when you initially transformed. Book. You gain the ability to speak, read, and write 1d6 + 2

02 Balance* 03 Beast 04 Book 05 Bridge 06 Campfire 07 Cavern 08 Celestial 09 Comet* 10 Construct 11 Corpse 12 Crossroads 13

Bardic Inspiration

Compendium - Sources->Dungeons & Dragons->Basic Rules (2014)

you. That creature gains one Bardic Inspiration die, a d6. Once within the next 10 minutes, the creature can roll the die and add the number rolled to one ability check, attack roll, or saving throw

it makes. The creature can wait until after it rolls the d20 before deciding to use the Bardic Inspiration die, but must decide before the DM says whether the roll succeeds or fails. Once the Bardic

D&D Beyond

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