checks cause

Synaptic Static

Spells Player’s Handbook

You cause psychic energy to erupt at a point within range. Each creature in a 20-foot-radius Sphere centered on that point makes an Intelligence saving throw, taking 8d6 Psychic damage on a failed

save or half as much damage on a successful one. On a failed save, a target also has muddled thoughts for 1 minute. During that time, it subtracts 1d6 from all its attack rolls and ability checks, as

Thaumaturgy

Spells Player’s Handbook

(Intimidation) checks. Fire Play. You cause flames to flicker, brighten, dim, or change color for 1 minute. Invisible Hand. You instantaneously cause an unlocked door or window to fly open or slam

shut. Phantom Sound. You create an instantaneous sound that originates from a point of your choice within range, such as a rumble of thunder, the cry of a raven, or ominous whispers. Tremors. You cause harmless tremors in the ground for 1 minute.

Heat Metal

Spells Player’s Handbook

Choose a manufactured metal object, such as a metal weapon or a suit of Heavy or Medium metal armor, that you can see within range. You cause the object to glow red-hot. Any creature in physical

object, it has Disadvantage on attack rolls and ability checks until the start of your next turn. Using a Higher-Level Spell Slot. The damage increases by 1d8 for each spell slot level above 2.

Quarterstaff of the Acrobat

Magic Items Dungeon Master’s Guide

You have a +2 bonus to attack rolls and damage rolls made with this magic weapon. While holding this weapon, you can cause it to emit green Dim Light out to 10 feet, either as a Bonus Action or

. Acrobatic Assist (Quarterstaff and 10-Foot Pole Forms Only). While holding this weapon, you have Advantage on Dexterity (Acrobatics) checks. Attack Deflection (Quarterstaff Form Only). When you are hit by

Young Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

minute, it succeeds automatically.Curious and self-confident, young spirit dragons can cause trouble for a region’s other denizens, by either unleashing long-buried evils or misusing scarcely

, creating the following effects: Enchanted Acoustics. Creatures within 1 mile of the lair have Advantage on Charisma (Performance) checks that involve singing or playing music. Creatures other than the

Heat Metal Legacy

Spells Basic Rules (2014)

Choose a manufactured metal object, such as a metal weapon or a suit of heavy or medium metal armor, that you can see within range. You cause the object to glow red-hot. Any creature in physical

contact with the object takes 2d8 fire damage when you cast the spell. Until the spell ends, you can use a bonus action on each of your subsequent turns to cause this damage again. If a creature is

Enlarge/Reduce Legacy

Spells Basic Rules (2014)

You cause a creature or an object you can see within range to grow larger or smaller for the duration. Choose either a creature or an object that is neither worn nor carried. If the target is

also has advantage on Strength checks and Strength saving throws. The target's weapons also grow to match its new size. While these weapons are enlarged, the target's attacks with them deal 1d4 extra

Synaptic Static Legacy

Spells Xanathar's Guide to Everything

You choose a point within range and cause psychic energy to explode there. Each creature in a 20-foot-radius sphere centered on that point must make an Intelligence saving throw. A creature with an

has muddled thoughts for 1 minute. During that time, it rolls a d6 and subtracts the number rolled from all its attack rolls and ability checks, as well as its Constitution saving throws to maintain

Sahuagin Deep Diver

Monsters Ghosts of Saltmarsh

Blood Frenzy. The deep diver has advantage on melee attack rolls against any creature that doesn't have all its hit points. Brine Lurker. The deep diver has advantage on Dexterity (Stealth) checks

cause its lure to light up or darken at will. While the lure is lit, the deep diver sheds bright light in a 30-foot radius centered on itself and dim light for an additional 20 feet. Shark Telepathy

Kayalithica

Monsters Storm King's Thunder

Stone Camouflage. The giant has advantage on Dexterity (Stealth) checks made to hide in rocky terrain. Olach Morrah. The giant meditates for 1 hour, during which time it can do nothing else. At the

: meld into stone, stone shape 1/day: stoneskin, time stop Animate Golem. Once during this adventure, as an action, Kayalithica can point to one of the fossilized stone giants in this cave and cause it

Giant Slug

Monsters The Tortle Package

Keen Smell. The giant slug has advantage on Wisdom (Perception) checks that rely on smell. Spider Climb. The giant slug can climb difficult surfaces, including upside down on ceilings, without

the tentacles of the kraken statue and cause it to make a melee weapon attack (+3;{"diceNotation":"1d20+3","rollType":"to hit"} to hit) against one creature within 20 feet of the statue that the slug

Asha Vandree

Monsters Out of the Abyss

Divine Eminence. As a bonus action, Asha can expend a spell slot to cause its melee weapon attacks to magically deal an extra 10 (3d6);{"diceNotation":"3d6","rollType":"damage","rollAction":"Divine

components: At will: dancing lights 1/day each: darkness, faerie fire Sunlight Sensitivity. While in sunlight, Asha has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely

Gynosphinx Legacy

Monsters Basic Rules (2014)

Inscrutable. The sphinx is immune to any effect that would sense its emotions or read its thoughts, as well as any divination spell that it refuses. Wisdom (Insight) checks made to ascertain the

mortals. Lair Actions On initiative count 20 (losing initiative ties), the sphinx can take a lair action to cause one of the following magical effects; the sphinx can’t use an effect again until it

Oriq Recruiter

Monsters Strixhaven: A Curriculum of Chaos

mask, the recruiter can’t be targeted by any divination magic or perceived through magical scrying sensors, and it adds double its proficiency bonus to Charisma (Deception) checks (included above

for the magic their master covets and watch for impressionable students and embittered faculty they might turn to their cause. The Oriq take pains to hide their true allegiance and wear masks to hide

Faerie Borrower

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

":"1d6", "rollType":"damage", "rollAction":"Magic Mockery", "rollDamageType":"psychic"} psychic damage and have disadvantage on attack rolls and ability checks until the start of the faerie’s next

are tiny thieves who steal whatever they can lay their hands on to cause confusion and consternation. A faerie borrower stands less than six inches tall, with blue or blue-gray skin and wings resembling

Adult Gold Dragon Legacy

Monsters Basic Rules (2014)

. Weakening Breath. The dragon exhales gas in a 60-foot cone. Each creature in that area must succeed on a DC 21 Strength saving throw or have disadvantage on Strength-based attack rolls, Strength checks

ruins. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds in a row

Ancient Gold Dragon Legacy

Monsters Basic Rules (2014)

checks, and Strength saving throws for 1 minute. A creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success. Change Shape. The dragon magically

ancient ruins. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects; the dragon can’t use the same effect two rounds

Drow Shadowblade Legacy

Monsters Mordenkainen’s Tome of Foes

attack it makes before the end of the turn. Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The

that darkness and cause the target to take 21 (6d6);{"diceNotation":"6d6","rollType":"damage","rollAction":"Multiattack","rollDamageType":"necrotic"} necrotic damage. The drow can dismiss darkness in

Drow Favored Consort

Monsters Mordenkainen Presents: Monsters of the Multiverse

rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The drow makes three Scimitar or Arcane Eruption attacks. The drow can replace one of the attacks with a use of

an attack roll, the drow gives the target a +5 bonus to its AC until the start of the drow’s next turn, which can cause the triggering attack roll to miss.Nearly every priestess of Lolth

Storm Sphere

Spells Elemental Evil Player's Companion

on each of your turns to cause a bolt of lightning to leap from the center of the sphere toward one creature you choose within 60 feet of the center. Make a ranged spell attack. You have advantage on

the attack roll if the target is in the sphere. On a hit, the target takes 4d6 lightning damage. Creatures within 30 feet of the sphere have disadvantage on Wisdom (Perception) checks made to listen

Enhanced Sphinx

Monsters Lost Laboratory of Kwalish

Inscrutable. The sphinx is immune to any effect that would sense its emotions or read its thoughts, as well as any divination spell that it refuses. Wisdom (Insight) checks made to ascertain the

, suggestion 3rd level (3 slots): dispel magic, remove curse, tongues 4th level (3 slots): banishment, greater invisibility 5th level (1 slot): legend lore It has a +1 bonus to Intelligence checks and

Androsphinx Legacy

Monsters Basic Rules (2014)

Inscrutable. The sphinx is immune to any effect that would sense its emotions or read its thoughts, as well as any divination spell that it refuses. Wisdom (Insight) checks made to ascertain the

take a lair action to cause one of the following magical effects; the sphinx can’t use an effect again until it finishes a short or long rest: The flow of time is altered such that every

Dire Corby

Monsters Mordenkainen's Fiendish Folio Volume 1

unable to use the Dash action, cannot climb, or cast spells other than cantrips until the start of its next turn. Keen Hearing. The dire corby has advantage on Wisdom (Perception) checks that rely on

inevitably emerge on the surface, the dire corbies’ voracious appetites cause them to quickly strip their new environment—including any nearby settlements—of life.Thunder

Elder Tempest Legacy

Monsters Mordenkainen’s Tome of Foes

obscured. Heavy rain also extinguishes open flames and imposes disadvantage on Wisdom (Perception) checks that rely on hearing. In addition, strong winds swirl in the area covered by the storm. The

another creature's turn. The tempest regains spent legendary actions at the start of its turn. Move. The tempest moves up to its speed. Lightning Strike (Costs 2 Actions). The tempest can cause a bolt of

Oriq Blood Mage

Monsters Strixhaven: A Curriculum of Chaos

, the blood mage can’t be targeted by any divination magic or perceived through magical scrying sensors, and it adds double its proficiency bonus to Charisma (Deception) checks (included above

students and embittered faculty they might turn to their cause. The Oriq take pains to hide their true allegiance and wear masks to hide their identities. These masks have magical properties that function only for their intended wearers.Necrotic

Sphinx of Judgment

Monsters Guildmasters’ Guide to Ravnica

Inscrutable. The sphinx is immune to any effect that would sense its emotions or read its thoughts, as well as any divination spell that it refuses. Wisdom (Insight) checks made to ascertain the

. Lair Actions On initiative count 20 (losing initiative ties), the sphinx can take a lair action to cause one of the following magical effects; the sphinx can’t use an effect again until it

Elder Tempest

Monsters Mordenkainen Presents: Monsters of the Multiverse

falls there, causing the area to be lightly obscured. Heavy rain also extinguishes open flames and imposes disadvantage on Wisdom (Perception) checks that rely on hearing. In addition, strong winds swirl

(Costs 2 Actions). The tempest can cause a bolt of lightning to strike a point on the ground anywhere under its storm. Each creature within 5 feet of that point must make a DC 20 Dexterity saving throw

Drow Shadowblade (Summoner Variant) Legacy

Monsters Mordenkainen’s Tome of Foes

attack it makes before the end of the turn. Sunlight Sensitivity. While in sunlight, the drow has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The

that darkness and cause the target to take 21 (6d6);{"diceNotation":"6d6","rollType":"damage","rollAction":"Multiattack","rollDamageType":"necrotic"} necrotic damage. The drow can dismiss darkness in

Y'demi

Monsters Strixhaven: A Curriculum of Chaos

’demi can’t be targeted by any divination magic or perceived through magical scrying sensors, and she adds double her proficiency bonus to Charisma (Deception) checks (included above

students and embittered faculty they might turn to their cause. The Oriq take pains to hide their true allegiance and wear masks to hide their identities. These masks have magical properties that

Bodak

Monsters Mordenkainen Presents: Monsters of the Multiverse

attack rolls and ability checks. Unusual Nature. The bodak doesn’t require air, food, drink, or sleep.Fist. Melee Weapon Attack: +5;{"diceNotation":"1d20+5", "rollType":"to hit", "rollAction

a successful one.A bodak is the undying remains of someone who revered Orcus. Devoid of life and soul, it exists only to cause death. A worshiper of Orcus can take ritual vows while carving the demon

Fraz-Urb'luu

Monsters Mordenkainen Presents: Monsters of the Multiverse

to greater and greater atrocities in the name of their cause, only to eventually reveal his true nature and claim their souls as his own.Fraz-Urb’luu’s Lair Fraz-Urb’luu’s

) and Wisdom (Insight) checks have disadvantage, and all Charisma (Deception) and Charisma (Performance) checks have advantage. Nostalgic Pangs. Sapient creatures within 1 mile of the lair frequently

The Infernal Machine of Lum the Mad

Magic Items Infernal Machine Rebuild

preventing it from restoring itself if it is attacked. Alternatively, other combinations of controls might cause the Infernal Machine to teleport its most critical components to some hiding place deep in space

you. You have disadvantage on Wisdom (Animal Handling) checks. 03 One weapon or item you carry of your choice gains a walking speed of 30 feet and goes where you tell it. Your armor and clothing

Umbraxakar

Monsters Waterdeep: Dungeon of the Mad Mage

Sensitivity. While in sunlight, the dragon has disadvantage on attack rolls, as well as on Wisdom (Perception) checks that rely on sight.Multiattack. The dragon can use its Frightful Presence. It then

eggs. Lair Actions On initiative count 20 (losing initiative ties), the dragon takes a lair action to cause one of the following effects: The dragon creates fog as though it had cast the fog

Reduced-threat Aboleth

Monsters Tales from the Yawning Portal

can see the creature. Reduced Threat. This creature has -2 penalty on all ability checks and saving throws.Multiattack. The aboleth makes three tentacle attacks. Tentacle. Melee Weapon Attack: +7

, an aboleth can invoke the ambient magic to take lair actions. On initiative count 20 (losing initiative ties), the aboleth takes a lair action to cause one of the following effects: The aboleth

Pennant of the Vind Rune

Magic Items Storm King's Thunder

another means of staying aloft. Comforting Wind. You can’t suffocate. Wind’s Grasp. As a reaction when you fall, you can cause yourself to take no damage from the fall. Once you use this

wear the armor, and if it normally imposes disadvantage on Stealth checks, it no longer does so. Boots/Cloak. The pair of boots or cloak is now a rare magic item that requires attunement. While wearing

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