build back driven check rules

Vampire Spawn

Monsters Monster Manual

Spider Climb. The vampire can climb difficult surfaces, including along ceilings, without needing to make an ability check. Vampire Weakness. The vampire has these weaknesses: Forbiddance. The

destroyed if a weapon that deals Piercing damage is driven into the vampire’s heart while the vampire has the Incapacitated condition.Sunlight. The vampire takes 20 Radiant damage if it starts its turn

Hunting Trap

Equipment

immobile object, such as a tree or a spike driven into the ground. A creature that steps on the plate must succeed on a DC 13 Dexterity saving throw or take 1d4 Piercing damage and have its Speed reduced

make a DC 13 Strength (Athletics) check, freeing itself or another creature within its reach on a success. Each failed check deals 1 Piercing damage to the trapped creature.

Yochlol

Monsters Monster Manual

Advantage on saving throws against spells and other magical effects. Spider Climb. The yochlol can climb difficult surfaces, including along ceilings, without needing to make an ability check. Web

-Shift. The yochlol shape-shifting;shape-shifts into a Medium Humanoid or a Medium spider or back into its true form. Its game statistics are the same in each form. Any equipment it is wearing or carrying isn’t transformed.

Energy Bow

Magic Items Dungeon Master’s Guide

You gain a +1 bonus to attack rolls and damage rolls made with this magic weapon, which has no string. Each time you pull your arm back in a firing motion, a magical arrow made of golden energy

condition for 1 minute. As an action, a creature Restrained by an arrow can make a DC 20 Strength (Athletics) check to try to break the restraint, ending the effect on itself on a successful check

Vampire

Monsters Monster Manual

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

water. Stake to the Heart. If a weapon that deals Piercing damage is driven into the vampire’s heart while the vampire has the Incapacitated condition in its resting place, the vampire has the

Apparatus of Kwalish

Magic Items Dungeon Master’s Guide

This item first appears to be a sealed iron barrel weighing 500 pounds. The barrel has a hidden catch, which can be found with a successful DC 20 Intelligence (Investigation) check. Releasing the

the apparatus’s levers up or down. After each use, a lever goes back to its neutral position. Each lever, from left to right, functions as shown in the Apparatus of Kwalish Levers table

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

Jacko

Monsters Heroes of the Borderlands

Jacko’s appearance can make a DC 13 Intelligence (Investigation) check, discerning his disguise on a successful check.Multiattack. Jacko makes two Poison Dagger attacks. Poison Dagger. Melee or

customers parrot his cheesy slogan: “Jacko always has your back-o.”Cunning Action. Jacko takes the Dash, Disengage, or Hide action.

Aranea

Monsters Forgotten Realms: Adventures in Faerûn

Spider Climb (Hybrid or Spider Form Only). The aranea can climb difficult surfaces, including along ceilings, without needing to make an ability check. Web Walker. The aranea ignores movement

humanoid-spider hybrid form, or back into its true spider form. Its game statistics are the same in each form, except where noted. Any equipment it is wearing or carrying isn’t transformed.

Nothic Legacy

Monsters Basic Rules (2014)

Charisma (Deception) check against the nothic’s Wisdom (Insight) check. If the nothic wins, it magically learns one fact or secret about the target. The target automatically wins if it is immune to

being charmed.A nothic is a monstrous creature with terrible talons and a single great eye. When driven to violence, it uses its horrific gaze to rot the flesh from its enemies’ bones.

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

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

Mind Flayer Nothic

Monsters Phandelver and Below: The Shattered Obelisk

until the end of its next turn. Weird Insight. The nothic targets one creature it can see within 30 feet of it. The target must contest its Charisma (Deception) check against the nothic’s Wisdom

(Insight) check. If the nothic wins, it magically learns one fact or secret about the target. The target automatically wins if it is immune to being charmed.A nothic is a monstrous creature with

Owlin

races Strixhaven: A Curriculum of Chaos

that extend from their back and shoulders. Like owls, owlin are graced with feathers that make no sound when they move or fly, making it easy for them to sneak up on you in the library. Your owlin

additional rules during character creation. Ability Score Increases When determining your character’s ability scores, increase one of those scores by 2 and increase a different score by 1, or

Hunting Trap Legacy

Equipment

immobile object, such as a tree or a spike driven into the ground. A creature that steps on the plate must succeed on a DC 13 Dexterity saving throw or take 1d4 piercing damage and stop moving. Thereafter

, until the creature breaks free of the trap, its movement is limited by the length of the chain (typically 3 feet long). A creature can use its action to make a DC 13 Strength check, freeing itself or

Gnoll Witherling

Monsters Mordenkainen Presents: Monsters of the Multiverse

against each other, perhaps to determine who rules a war band or because of extreme starvation. Even under ordinary circumstances, gnolls that are deprived of victims for too long struggle to control

the remains back to a semblance of life in the form of a gnoll witherling. Witherlings travel with their comrades and try to kill anything in their path. They don’t eat and aren’t motivated

Fraternity of Order Law Bender

Monsters Planescape: Adventures in the Multiverse

armor, mage hand, prestidigitationProbability Loophole (3/Day). When the law bender or a creature it can see makes an attack roll, a saving throw, or an ability check, the law bender can cause the roll

to be made with advantage or disadvantage.Members of the Fraternity of Order find and exploit loopholes in the laws of the multiverse. Law benders are magistrates who skirt the rules of probability

Cultist (Knights of the Black Sword)

Monsters Icewind Dale: Rime of the Frostmaiden

Levistus, the archdevil who rules Stygia, the sixth layer of the Nine Hells, from the confines of an ice prison from which he cannot escape. Most of the cultists are Icewind Dale natives who would

-shaped amulet of chardalyn. Each of these amulets has an inner radiance that provides warmth and aid, protecting its wearer against the cold while guiding them safely back to civilization. Once its

Troglodyte Legacy

Monsters Monster Manual (2014)

relying on constant raids and hunting to survive. They take sadistic pleasure in hunting intelligent creatures weaker than themselves and show no mercy toward those they capture and drag back to their

in a frenzy. Troglodytes make little and build less, scavenging their possessions from their prey. They understand the value of metal weapons and armor, and fight among one another for the right to

Wereraven

Monsters Curse of Strahd

successful DC 10 Wisdom (Insight) check. Regeneration. The wereraven regains 10 hit points at the start of its turn. If the wereraven takes damage from a silvered weapon or a spell, this trait

wereraven polymorphs into a raven–humanoid hybrid or into a raven, or back into its humanoid form. Its statistics, other than its size and speed, are the same in each form. Any equipment it is wearing

Gelatinous Cube (Giant Ooze variant)

Monsters Waterdeep: Dungeon of the Mad Mage

check, and the creature making the attempt takes 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollDamageType":"acid"} acid damage. The cube can hold up to nine Large creatures or up to thirty-six

Medium or smaller creatures inside it at a time. When the cube shrinks back to normal size, any creatures that it can no longer contain are expelled into unoccupied spaces around it. Transparent. Even

Istarian Drone

Monsters Dragonlance: Shadow of the Dragon Queen

Spider Climb. The drone can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check. Unusual Nature. The drone doesn’t require air, food, drink

inlaid with crystals that flash with sparks of electricity. Created to build the fantastic structures that once marked the glory of Istar, these drones resemble short, stout mantises. They have four

Gelatinous Cube Legacy

Monsters Basic Rules (2014)

check, and the creature making the attempt takes 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollDamageType":"acid"} acid damage. The cube can hold only one Large creature or up to four Medium

or smaller creatures inside it at a time. Transparent. Even when the cube is in plain sight, it takes a successful DC 15 Wisdom (Perception) check to spot a cube that has neither moved nor attacked

Tloques-Popolocas

Monsters Tales from the Yawning Portal

needing to make an ability check. Shapechanger. If Tloques-Popolocas isn't in sunlight or running water, it can use its action to polymorph into a Tiny bat, or back into its true form. While in bat

Running Water. Tloques-Popolocas takes 20 acid damage when he ends his turn in running water. Stake to the Heart. Tloques-Popolocas is destroyed if a piercing weapon made of wood is driven into his

Phase Spider Legacy

Monsters Basic Rules (2014)

upside down on ceilings, without needing to make an ability check. Web Walker. The spider ignores movement restrictions caused by webbing.Bite. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType

poisoned in this way.A phase spider possesses the magical ability to phase in and out of the Ethereal Plane. It seems to appear out of nowhere and quickly vanishes after attacking. Its movement on the Ethereal Plane before coming back to the Material Plane makes it seem like it can teleport.

Cult Fanatic (Knights of the Black Sword)

Monsters Icewind Dale: Rime of the Frostmaiden

","rollDamageType":"piercing"} piercing damage.The Knights of the Black Sword are a secret society of cultists devoted to Levistus, the archdevil who rules Stygia, the sixth layer of the Nine Hells, from the

warmth and aid, protecting its wearer against the cold while guiding them safely back to civilization. Once its wearer reaches Ten-Towns, the talisman loses its inner radiance, yet the cultists keep their

Amnizu

Monsters Mordenkainen Presents: Monsters of the Multiverse

have no personalities or memories; they’re driven only by the desire to commit evil. The amnizus that patrol here drill the rules of the Nine Hells into the new arrivals’ minds and marshal

Neogi Hatchling Swarm

Monsters Spelljammer: Adventures in Space

Spider Climb. The swarm can climb difficult surfaces, including upside down on ceilings, without needing to make an ability check. Swarm. The swarm can occupy another creature’s space and vice

used them to build sleek, spidery ships capable of traversing the multiverse.Bludgeoning, Piercing, Slashing

Amnizu (Summoner Variant)

Monsters Mordenkainen Presents: Monsters of the Multiverse

, where it flows through Dis and Stygia. They collect the souls arriving in the form of lemure;lemures (see the Monster Manual). Lemures have no personalities or memories; they’re driven only by the

desire to commit evil. The amnizus that patrol here drill the rules of the Nine Hells into the new arrivals’ minds and marshal them into legions.Fire, PoisonCold; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks that aren't Silvered

Cursed Luckstone

Magic Items Ghosts of Saltmarsh

This flat, gray-and-black river stone is inscribed with an unknown arcane symbol and feels cool to the touch. While carrying the stone, you can gain advantage on one ability check of your choice. The

remain cursed, you cannot discard the stone, which immediately teleports back into your pocket or pack. After you use the stone’s magic, your next two ability checks are made with disadvantage.

Fog Giant

Monsters Mordenkainen's Fiendish Folio Volume 1

cloud giants in the ordning—the set of values and expectations that determines their rank in giant society—is driven by wealth. Those cloud giants foolish or unlucky enough to have their

killed or driven away. Calculating Masters. When a fog giant accumulates followers, it sets them to the task of rebuilding the giant’s collection of wondrous, expensive treasures. Its favored

Glabbagool

Monsters Out of the Abyss

check, and the creature making the attempt takes 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollDamageType":"acid"} acid damage. The cube can hold only one Large creature or up to four Medium or

smaller creatures inside it at a time. Transparent. Even when the cube is in plain sight, it takes a successful DC 15 Wisdom (Perception) check to spot a cube that has neither moved nor attacked. A

Hobgoblin

races Mordenkainen Presents: Monsters of the Multiverse

Hobgoblins trace their origins to the ancient courts of the Feywild, where they first appeared with their goblin and bugbear kin. Many of them were driven from the Feywild by the conquering god

fantastical race. If you select a fantastical race, follow these additional rules during character creation. Ability Score Increases When determining your character’s ability scores, increase one score

Project Image Legacy

Spells Basic Rules (2014)

, you can switch from using its senses to using your own, or back again. While you are using its senses, you are blinded and deafened in regard to your own surroundings. Physical interaction with the

(Investigation) check against your spell save DC. If a creature discerns the illusion for what it is, the creature can see through the image, and any noise it makes sounds hollow to the creature.

Frostmourn

Monsters Bigby Presents: Glory of the Giants

manner—perhaps poisoned, stabbed in the back, or killed while sleeping—the slain giant can rise as a frostmourn. Driven by its desire for vengeance, the frostmourn can turn the living into

Vampire Spawn Legacy

Monsters Basic Rules (2014)

ability check. Vampire Weaknesses. The vampire has the following flaws: Forbiddance. The vampire can't enter a residence without an invitation from one of the occupants. Harmed by Running Water. The

vampire takes 20 acid damage when it ends its turn in running water. Stake to the Heart. The vampire is destroyed if a piercing weapon made of wood is driven into its heart while it is incapacitated in

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