before back defeating check required

Ancient Copper Dragon

Monsters Monster Manual

Concentration or Temporary Hit Points required to maintain the spell)1/Day Each: Greater Restoration, Major Image, Project ImageLegendary Action Uses: 3 (4 in Lair). Immediately after another creature’s

turn, the target rolls 1d8;{"diceNotation":"1d8", "rollType":"roll", "rollAction":"Giggling Magic"} whenever it makes an ability check or attack roll and subtracts the number rolled from the D20 Test

Adult Copper Dragon

Monsters Monster Manual

Concentration or Temporary Hit Points required to maintain the spell)1/Day Each: Greater Restoration, Major ImageLegendary Action Uses: 3 (4 in Lair). Immediately after another creature’s turn, the dragon

rolls 1d6;{"diceNotation":"1d6", "rollType":"roll", "rollAction":"Giggling Magic"} whenever it makes an ability check or attack roll and subtracts the number rolled from the D20 Test. Failure or

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

, 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

Giant Insect

Spells Player’s Handbook

shares your Initiative count, but it takes its turn immediately after yours. It obeys your verbal commands (no action required by you). If you don’t issue any, it takes the Dodge action and uses

make an ability check. Actions Multiattack. The insect makes a number of attacks equal to half this spell’s level (round down). Poison Jab. Melee Attack Roll: Bonus equals your spell attack

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.

Harper Pin

Magic Items Forgotten Realms: Adventures in Faerûn

Study action while reading your thoughts makes a DC 13 Intelligence (Investigation) check. On a successful check, it becomes aware that the detected thoughts are preprogrammed. Golden Harper Pin

. While wearing this pin, you can cast the Nondetection spell on yourself. The duration of this spell is permanent until you disable the effect (no action required), you remove the pin, or you are no longer attuned to the pin.

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.

Mechanical Wonder

Magic Items Forgotten Realms: Adventures in Faerûn

your allies. In combat, the wonder shares your Initiative count, but it takes its turn immediately after yours. It obeys your verbal commands (no action required by you). If you don't issue any, it

required by you). If you don't issue any, it takes the Dodge action and uses its movement to avoid danger. The flying wonder is destroyed if it drops to 0 Hit Points. Gyrocopter Wonder (Rare). This wagon

Mechanical Wonder

Magic Items Forgotten Realms: Heroes of Faerûn

and your allies. In combat, the wonder shares your Initiative count, but it takes its turn immediately after yours. It obeys your verbal commands (no action required by you). If you don’t issue

, but it takes its turn immediately after yours. It obeys your verbal commands (no action required by you). If you don’t issue any, it takes the Dodge action and uses its movement to avoid danger

Dabus

Monsters Planescape: Adventures in the Multiverse

pictures that float in the air in front of itself and disappear a few seconds later. A creature that can see such a message can decipher it with a successful DC 10 Intelligence (Investigation) check

(no action required).Multiattack. The dabus makes two Flying Brick attacks. Flying Brick. Ranged Spell Attack: +5;{"diceNotation":"1d20+5", "rollType":"spell", "rollAction":"Flying Brick"} to hit

Mechachimera

Monsters Acquisitions Incorporated

Mechachimera. In addition to defeating the construct in combat, characters can pull out its charged disks to hinder its attacks. With a successful DC 12 Wisdom (Perception) check, any character

Hand) check can remove a disk, causing one head to power down and preventing it from making attacks. If the dragon head is disabled, the creature loses its Fire Breath. If the goat head is disabled

Crog's Guide to Disarming Magic Traps

Equipment

the Dexterity check is equal to 5 + the DC required to dispel or suppress the trap with dispel magic (minimum DC 18). On a failed check, the trap triggers.

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

Bag of Bounty

Magic Items Wayfinder's Guide to Eberron

’re proficient with cook’s utensils, add your bonus to this check. A failed check results in a sour and squalid meal. Food Quality Difficulty Poor No roll required

the bag. You shape this meal with your thoughts. You can create the standard bland fare without requiring any sort of check, but you can attempt to create finer food by making a Charisma check; if you

Alkilith Legacy

Monsters Mordenkainen’s Tome of Foes

a moment and has disadvantage on its next attack roll, saving throw, or ability check. If the saving throw against Foment Madness fails by 5 or more, the creature is instead subjected to the

confusion spell for 1 minute (no concentration required by the alkilith). While under the effect of that confusion, the creature is immune to Foment Madness. Magic Resistance. The alkilith has advantage on

Wolf-in-Sheep's-Clothing

Monsters Quests from the Infinite Staircase

observed the wolf-in-sheep’s-clothing move or act (except for the lure), that creature must succeed on a DC 18 Intelligence (Investigation) check to discern that the wolf-in-sheep’s-clothing is

;s-clothing’s turns, the wolf-in-sheep’s-clothing can pull the target up to 10 feet toward itself (no action required). The wolf-in-sheep’s-clothing has four root tentacles, each of

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

Luck Blade Legacy

Magic Items Basic Rules (2014)

can call on its luck (no action required) to reroll one attack roll, ability check, or saving throw you dislike. You must use the second roll. This property can't be used again until the next dawn

Dream Eater

Monsters Monstrous Compendium Vol. 2: Dragonlance Creatures

foes’ greatest fears. However, all dream eaters share one thing: a gaping, always-smiling mouth, which it reveals before engulfing its prey in a phantasmagorical nightmare. The key to defeating a

) check to convince the engulfed target the nightmare isn’t real, with the target escaping on a success. The creature making the check takes 10 (3d6);{"diceNotation":"3d6", "rollType":"damage

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

Infernal Calling

Spells Xanathar's Guide to Everything

verbal command to the devil (no action required by you). It obeys the command if the likely outcome is in accordance with its desires, especially if the result would draw you toward evil. Otherwise

, you must make a Charisma (Deception, Intimidation, or Persuasion) check contested by its Wisdom (Insight) check. You make the check with advantage if you say the devil’s true name. If your check

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.

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.

Platinum Scarf

Magic Items Fizban's Treasury of Dragons

effects: Breath of Life. The scale disappears, and you or a creature you touch regains 10d4 hit points. Platinum Shield. For 1 hour or until you dismiss it (no action required), the scale becomes a

shield, +1; +1 shield, which you or another creature can use. A creature wielding the shield has immunity to radiant damage. Radiant Hammer. For 1 hour or until you dismiss it (no action required), the

Alkilith

Monsters Mordenkainen Presents: Monsters of the Multiverse

combat, it has advantage on its initiative roll. Moreover, if a creature hasn’t observed the alkilith move or act, that creature must succeed on a DC 18 Intelligence (Investigation) check to discern

saving throw, or it hears a faint buzzing in its head for a moment and has disadvantage on its next attack roll, saving throw, or ability check. If the saving throw against Foment Confusion fails by 5

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

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.

Witchlight Hand

Backgrounds The Wild Beyond the Witchlight

You crept into the Witchlight Carnival as a child or youth and never looked back, earning a place among those who work behind the scenes to keep the carnival in business. As a hand, you work hard and

party hard. The carnival has borne you to many fantastic worlds, circling back around to your home world once every eight years, but you know almost nothing about these worlds because you spend all

Podling

Monsters Van Richten’s Guide to Ravenloft

occasional lapses. An observer familiar with the digested creature can recognize the discrepancies with a successful DC 20 Wisdom (Insight) check, or automatically if the podling does something in direct

dismisses it (no action required). Unusual Nature. The podling doesn’t require sleep.Slam. Melee Weapon Attack: +4;{"diceNotation":"1d20+4","rollType":"to hit","rollAction":"Slam"} to hit, reach 5

Ruin Spider

Monsters The Book of Many Things

ceilings, without needing to make an ability check. Web Sense. While in contact with a web, the spider knows the exact location of any other creature in contact with the same web. Web Walker. The

the restrained condition. As an action, a restrained target can make a DC 13 Strength check, bursting the webbing on a successful check. The webbing can also be destroyed (AC 10; 5 hit points

Treant Sapling

Monsters The Wild Beyond the Witchlight

succeed on a DC 18 Intelligence (Investigation) check to discern that the treant is animate.Multiattack. The treant makes two Slam attacks. Slam. Melee Weapon Attack: +5;{"diceNotation":"1d20+5

dies, until the treant dies or is more than 120 feet from the tree, or until the treant takes a bonus action to turn it back into an inanimate tree. The tree then takes root if possible.Bludgeoning, PiercingFire

Leprechaun

Monsters Quests from the Infinite Staircase

leprechaun can revoke this gift from a creature at any time (no action required). A creature can benefit from only one leprechaun’s Gift of Luck at a time. Spellcasting. The leprechaun casts one of

, 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

D&D Beyond

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