barriers being diffusing cast reactions

Ancient Copper Dragon

Monsters Monster Manual

use of (A) Slowing Breath or (B) Spellcasting to cast Mind Spike (level 5 version). Rend. Melee Attack Roll: +15;{"diceNotation":"1d20+15", "rollType":"to hit", "rollAction":"Rend"}, reach 15 ft

. Constitution Saving Throw: DC 22, each creature in a 90-foot Cone. Failure: The target can’t take Reactions; its Speed is halved; and it can take either an action or a Bonus Action on its turn

Adult Copper Dragon

Monsters Monster Manual

use of (A) Slowing Breath or (B) Spellcasting to cast Mind Spike (level 4 version). Rend. Melee Attack Roll: +11;{"diceNotation":"1d20+11", "rollType":"to hit", "rollAction":"Rend"}, reach 10 ft

. Constitution Saving Throw: DC 18, each creature in a 60-foot Cone. Failure: The target can’t take Reactions; its Speed is halved; and it can take either an action or a Bonus Action on its turn

Arch-hag

Monsters Monster Manual

Coven Magic. While within 30 feet of at least two hag allies, the hag can cast one of the following spells, requiring no Material components, using the spell’s normal casting time, and using

Intelligence as the spellcasting ability (spell save DC 19): Augury, Find Familiar, Identify,Locate Object, Scrying, or Unseen Servant. The hag must finish a Long Rest before using this trait to cast

Summon Construct

Spells Player’s Handbook

You call forth the spirit of a Construct. It manifests in an unoccupied space that you can see within range and uses the Construct Spirit stat block. When you cast the spell, choose a material: Clay

spell’s level Bludgeoning damage. Reactions Berserk Lashing (Clay Only). Trigger: The spirit takes damage from a creature. Response: The spirit makes a Slam attack against that creature if

Wizard

Classes Player’s Handbook

;Arcane Focus (Quarterstaff), Robe, Spellbook, Scholar's Pack, and 5 GP; or (B) 55 GP Wizards are defined by their exhaustive study of magic’s inner workings. They cast spells of

explosive fire, arcing lightning, subtle deception, and spectacular transformations. Their magic conjures monsters from other planes of existence, glimpses the future, or forms protective barriers. Their

Adult Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

use of (A) Time-Warping Breath or (B) Spellcasting to cast Thunderwave. Rend. Melee Attack Roll: +11;{"diceNotation":"1d20+11", "rollType":"to hit", "rollAction":"Rend"}, reach 10 ft. Hit: 15 (2d8

. Wisdom Saving Throw: DC 18, each creature that isn’t currently affected by this breath in a 60-foot Cone. Failure: The target’s Speed is halved, it can’t take Reactions, and it can

Ancient Spirit Dragon

Monsters Forgotten Realms: Adventures in Faerûn

use of (A) Time-Warping Breath or (B) Spellcasting to cast Thunderwave (level 2 version). Rend. Melee Attack Roll: +15;{"diceNotation":"1d20+15", "rollType":"to hit", "rollAction":"Rend"}, reach 15

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

Brain in a Jar (Noncore)

Monsters Lost Laboratory of Kwalish

Detect Sentience. The brain in a jar can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless the

a jar's innate spellcasting ability is Intelligence (spell save DC 15). It can innately cast the following spells, requiring no components: At will: detect thoughts, mage hand, zone of truth 3/day

Intellect Devourer Legacy

Monsters Monster Manual (2014)

Detect Sentience. The intellect devourer can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless

intellect devourer must leave it. A protection from evil and good spell cast on the body drives the intellect devourer out. The intellect devourer is also forced out if the target regains its

Cloud Giant (variant)

Monsters Storm King's Thunder

Keen Smell. The giant has advantage on Wisdom (Perception) checks that rely on smell. Innate Spellcasting. The giant's innate spellcasting ability is Charisma. It can innately cast the following

gains a +2 bonus to its AC against ranged weapon attacks, and all open flames within the aura are extinguished unless they are magical.Some adult cloud giants have the magical ability to create barriers

Brain in Iron

Monsters Infernal Machine Rebuild

Detect Sentience. The brain in a jar can sense the presence and location of any creature within 300 feet of it that has an Intelligence of 3 or higher, regardless of interposing barriers, unless the

a jar's innate spellcasting ability is Intelligence (spell save DC 15). It can innately cast the following spells, requiring no components: At will: detect thoughts, mage hand, zone of truth 3/day

Lorehold Professor of Order

Monsters Strixhaven: A Curriculum of Chaos

Voice from the Past (1/Day). The professor can cast the contact other plane spell to contact a long-dead spirit, using Intelligence as the spellcasting ability.Multiattack. The professor makes two

structures and find the safest paths as they search. When confronted, they confound their foes by channeling the stasis of perfect order, creating resilient barriers of force and quashing hostile

Arms of Hadar Legacy

Spells Player’s Handbook (2014)

a failed save, a target takes 2d6 necrotic damage and can’t take reactions until its next turn. On a successful save, the creature takes half damage, but suffers no other effect. At

Higher Levels. When you cast this spell using a spell slot of 2nd level or higher, the damage increases by 1d6 for each slot level above 1st.

Spellix Romwod

Monsters Icewind Dale: Rime of the Frostmaiden

;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Innate Spellcasting"} to hit with spell attacks). He can innately cast the following spells, requiring no material components: At will: fire bolt

","rollType":"damage","rollAction":"Shocking Grasp","rollDamageType":"lightning"} lightning damage, and the target can't take reactions until the start of its next turn. Fire Bolt (Cantrip). Ranged Spell

Quenthel Baenre

Monsters Out of the Abyss

save DC 15). She can innately cast the following spells, requiring no material components: At will: dancing lights 1/day each: darkness, faerie fire, levitate (self only) Spellcasting. Quenthel is a

20th-level spellcaster. Her spellcasting ability is Wisdom (save DC 20, +12;{"diceNotation":"1d20+12","rollType":"to hit","rollAction":"Spellcasting"} to hit with spell attacks). Quenthel can cast any

Warp Sense

Spells Planescape: Adventures in the Multiverse

can’t study that portal again using this spell until you cast it again. The spell can penetrate most barriers but is blocked by 1 foot of stone, 1 inch of common metal, a thin sheet of lead, or 3 feet of wood or dirt.

Mummy Lord Legacy

Monsters Basic Rules (2014)

, including ones behind barriers and around corners, can't regain hit points until the end of the mummy lord's next turn. Whirlwind of Sand (Costs 2 Actions). The mummy lord magically transforms into a

against effects that turn undead until initiative count 20 on the next round. Until initiative count 20 on the next round, any non-undead creature that tries to cast a spell of 4th level or lower in

Otto

Monsters Waterdeep: Dungeon of the Mad Mage

magical effects. Innate Spellcasting. Otto’s innate spellcasting ability is Charisma (spell save DC 13). It can innately cast a number of spells, requiring no material components. As Otto ages and

minute, the target can’t take reactions and must roll a d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Euphoria Breath"} at the start of each of its turns to determine its behavior during

Slow Legacy

Spells Basic Rules (2014)

target's speed is halved, it takes a −2 penalty to AC and Dexterity saving throws, and it can't use reactions. On its turn, it can use either an action or a bonus action, not both. Regardless of

the creature's abilities or magic items, it can't make more than one melee or ranged attack during its turn. If the creature attempts to cast a spell with a casting time of 1 action, roll a d20. On

Diderius

Monsters Tyranny of Dragons

(Costs 2 Actions). Diderius magically unleashes negative energy. Creatures within 60 feet of him, including ones behind barriers and around corners, can’t regain hit points until the end of his next

, any non-undead creature that tries to cast a spell of 4th level or lower in the mummy lord’s lair is wracked with pain. The creature can choose another action, but if it tries to cast the spell

Whymsee (Kraken Priest Variant)

Monsters Locathah Rising

"} to hit with spell attacks). She can innately cast the following spells, requiring no material components:At will: command, create or destroy water3/day each: control water, darkness, water

and can't increase, she has disadvantage on Dexterity saving throws, it can't take reactions, and the only action she can take is a bonus action to emerge.Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Faerie Dragon (Older) Legacy

Monsters Monster Manual (2014)

against spells and other magical effects. Innate Spellcasting. The dragon’s innate spellcasting ability is Charisma (spell save DC 13). It can innately cast a number of spells, requiring no

;The dragon exhales a puff of euphoria gas at one creature within 5 feet of it. The target must succeed on a DC 11 Wisdom saving throw, or for 1 minute, the target can’t take reactions and must

Faerie Dragon (Younger) Legacy

Monsters Monster Manual (2014)

against spells and other magical effects. Innate Spellcasting. The dragon’s innate spellcasting ability is Charisma (spell save DC 13). It can innately cast a number of spells, requiring no

saving throw, or for 1 minute, the target can’t take reactions and must roll a d6;{"diceNotation":"1d6","rollType":"roll","rollAction":"Euphoria Breath"} at the start of each of its turns to

Summon Construct

spells Tasha’s Cauldron of Everything

You call forth the spirit of a construct. It manifests in an unoccupied space that you can see within range. This corporeal form uses the Construct Spirit stat block. When you cast the spell, choose

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 move to avoid danger. At Higher Levels. When you cast this

Confusion Legacy

Spells Basic Rules (2014)

succeed on a Wisdom saving throw when you cast this spell or be affected by it. An affected target can't take reactions and must roll a d10 at the start of each of its turns to determine its behavior for

affected target can make a Wisdom saving throw. If it succeeds, this effect ends for that target. At Higher Levels. When you cast this spell using a spell slot of 5th level or higher, the radius of the sphere increases by 5 feet for each slot level above 4th.

Flaming Sphere Legacy

Spells Basic Rules (2014)

a creature, that creature must make the saving throw against the sphere's damage, and the sphere stops moving this turn. When you move the sphere, you can direct it over barriers up to 5 feet tall

Higher Levels. When you cast this spell using a spell slot of 3rd level or higher, the damage increases by 1d6 for each slot level above 2nd.

Yagnoloth Legacy

Monsters Mordenkainen’s Tome of Foes

Innate Spellcasting. The yagnoloth's innate spellcasting ability is Charisma (spell save DC 16). It can innately cast the following spells, requiring no material components: At will: darkness, detect

":"Battlefield Cunning"}. Up to two allied yugoloths within 60 feet of the yagnoloth that can hear it can use their reactions to make one melee attack each. Teleport. The yagnoloth magically teleports, along

Wyllow

Monsters Waterdeep: Dungeon of the Mad Mage

senses, proficiencies, traits, actions, and reactions (except class features, legendary actions, and lair actions) that the new form has but that she lacks. She can cast her spells with verbal or

Cultist of Bane

monsters Forgotten Realms: Adventures in Faerûn

Oppressive Burst in any combination. It can replace one attack with a use of Spellcasting to cast Dominate Person, if available. Gauntlet. Melee Attack Roll: +8;{"diceNotation":"1d20+8", "rollType

", "rollAction":"Oppressive Burst", "rollDamageType":"Psychic"} Psychic damage, and the target can’t take Reactions until the start of the cultist’s next turn. Spellcasting. The cultist casts one of

Archdruid Legacy

Monsters Volo's Guide to Monsters

reactions (except class features, legendary actions, and lair actions) that the new form has but that it lacks. It can cast its spells with verbal or somatic components in its new form. The new form

Valin Sarnaster

Monsters Candlekeep Mysteries

energy. Creatures within 60 feet of Valin, including ones behind barriers and around corners, can’t regain hit points until the end of Valin’s next turn. Whirlwind of Sand (Costs 2 Actions

, any non-undead creature that tries to cast a spell of 4th level or lower in Valin’s lair is wracked with pain. The creature can choose another action, but if it tries to cast the spell, it must

Sapphire Sentinel

Monsters Candlekeep Mysteries

failed save, a target can’t use reactions, its speed is halved, and it can’t make more than one attack on its turn. In addition, the target can take either an action or a bonus action on its

. As an action, the golem can expend 1 charge to cast dispel magic (as a 9th-level spell) from the sapphire using Constitution as its spellcasting ability. The sapphire ceases to glow if all its

Kolyarut

Monsters Planescape: Adventures in the Multiverse

;2: Disarm. The target drops one item it is holding of the kolyarut’s choice. 3–4: Imbalance. The target can’t take reactions until the start of the kolyarut’s next turn. 5

’s next turn. Plane Shift (3/Day). The kolyarut casts plane shift, requiring no material components and using Intelligence as the spellcasting ability. The kolyarut can cast the spell normally

Gorka Tharn

Monsters Waterdeep: Dungeon of the Mad Mage

Negative Energy (Costs 2 Actions). The mummy lord magically unleashes negative energy. Creatures within 60 feet of the mummy lord, including ones behind barriers and around corners, can't regain hit

next round. Until initiative count 20 on the next round, any non-undead creature that tries to cast a spell of 4th level or lower in the mummy lord’s lair is wracked with pain. The creature

Detect Thoughts Legacy

Spells Basic Rules (2014)

creatures you can’t see. When you cast the spell or as your action during the duration, you can search for thoughts within 30 feet of you. The spell can penetrate barriers, but 2 feet of rock, 2

For the duration, you can read the thoughts of certain creatures. When you cast the spell and as your action on each turn until the spell ends, you can focus your mind on any one creature that you

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