make some with only actions for for lack

What actions can monsters use to make Opportunity Attack? Are Multiattack and breath weapon actions allowed?

Compendium - Sources->Dungeons & Dragons->Sage Advice & Errata

What actions can monsters use to make Opportunity Attack? Are Multiattack and breath weapon actions allowed? When making an Opportunity Attack, a monster can make any single melee attack listed in

its stat block. A monster also has the option to make an Unarmed Strike as an Opportunity Attack, following the normal rules of an Unarmed Strike. An action, such as a breath weapon effect, that doesn’t

Confusion

Spells Player’s Handbook

Each creature in a 10-foot-radius Sphere centered on a point you choose within range must succeed on a Wisdom saving throw, or that target can’t take Bonus Actions or Reactions and must roll

uses all its movement to move. Roll 1d4 for the direction: 1, north; 2, east; 3, south; or 4, west. 2–6 The target doesn’t move or take actions. 7–8 The target doesn

Crossbow Expert

Feats Player’s Handbook

them, you can load a piece of ammunition into it even if you lack a free hand. Firing in Melee. Being within 5 feet of an enemy doesn’t impose Disadvantage on your attack rolls with crossbows

. Dual Wielding. When you make the extra attack of the Light property, you can add your ability modifier to the damage of the extra attack if that attack is with a crossbow that has the Light property and you aren’t already adding that modifier to the damage.

Rod of Lordly Might

Magic Items Dungeon Master’s Guide

apart, forming a ladder. The pole can bear up to 4,000 pounds. More weight or lack of solid anchoring causes the rod to revert to its normal form. Button 5. The rod transforms into a handheld battering

height above it. Drain Life. When you hit a creature with a melee attack using the rod, you can force the target to make a DC 17 Constitution saving throw. On a failed save, the target takes an extra

Dual Wielder

Feats Player’s Handbook

. Enhanced Dual Wielding. When you take the Attack action on your turn and attack with a weapon that has the Light property, you can make one extra attack as a Bonus Action later on the same turn with a

. You can draw or stow two weapons that lack the Two-Handed property when you would normally be able to draw or stow only one.

Ancient White Dragon

Monsters Monster Manual

Ice Walk. The dragon can move across and climb icy surfaces without needing to make an ability check. Additionally, Difficult Terrain composed of ice or snow doesn’t cost it extra movement

", "rollDamageType":"Cold"} Cold damage. Success: Half damage.Legendary Action Uses: 3 (4 in Lair). Immediately after another creature’s turn, the dragon can expend a use to take one of the following actions

Colossus

Monsters Monster Manual

carrying.Legendary Action Uses: 3. Immediately after another creature’s turn, the colossus can expend a use to take one of the following actions. The colossus regains all expended uses at the start of each of

its turns. Smite. The colossus makes one Radiant Ray attack. Stomp. The colossus moves up to half its Speed without provoking Opportunity Attack;Opportunity Attacks, and it can make one Slam attack at any point during that move.Poison, PsychicNecrotic, Radiant

Orb of Dragonkind

Magic Items Dungeon Master’s Guide

an evil dragon, a presence that resents any attempt to coax magic from it. Those who try to wield an orb’s magic but lack sufficient force of personality might find themselves under the orb&rsquo

Magic action to peer into the orb’s depths. You must then make a DC 15 Charisma saving throw. On a successful save, you control the orb for as long as you remain attuned to it. On a failed save, the

Adult White Dragon

Monsters Monster Manual

Ice Walk. The dragon can move across and climb icy surfaces without needing to make an ability check. Additionally, Difficult Terrain composed of ice or snow doesn’t cost it extra movement

", "rollDamageType":"Cold"} Cold damage. Success: Half damage.Legendary Action Uses: 3 (4 in Lair). Immediately after another creature’s turn, the dragon can expend a use to take one of the following actions

Giant Insect

Spells Player’s Handbook

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

ft. Hit: 1d10 + 3 plus the spell’s level Bludgeoning damage, and the target’s Speed is reduced to 0 until the start of the insect’s next turn. Bonus Actions Venomous Spew (Centipede

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

). Immediately after another creature’s turn, the vampire can expend a use to take one of the following actions. The vampire regains all expended uses at the start of each of its turns. Beguile

True Polymorph

Spells Player’s Handbook

duration, the spell lasts until dispelled. An unwilling creature can make a Wisdom saving throw, and if it succeeds, it isn’t affected by this spell. Creature into Creature. If you turn a

Points of the new form. These Temporary Hit Points vanish if any remain when the spell ends. The target is limited in the actions it can perform by the anatomy of its new form, and it can’t speak

Summon Construct

Spells Player’s Handbook

Throw: DC equals your spell save DC, the target. Failure: Until the start of its next turn, the target can’t make Opportunity Attack;Opportunity Attacks, and its Speed is halved. Actions

Animate Objects

Spells Player’s Handbook

. Each creature you make with this spell is an ally to you and your allies. In combat, it shares your Initiative count and takes its turn immediately after yours. Until the spell ends, you can take a

Proficiency Bonus) Actions Slam. Melee Attack Roll: Bonus equals your spell attack modifier, reach 5 ft. Hit: Force damage equal to 1d4 + 3 (Medium or smaller), 2d6 + 3 + your spellcasting ability modifier (Large), or 2d12 + 3 + your spellcasting ability modifier (Huge).

Arch-hag

Monsters Monster Manual

another creature’s turn, the hag can expend a use to take one of the following actions. The hag regains all expended uses at the start of each of its turns. Hag’s Swipe. The hag makes one

(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

Elemental Cataclysm

Monsters Monster Manual

target has the Restrained condition, has Total Cover, and is suffocating. As an action, a buried creature or another creature within 5 feet of it can make a DC 18 Strength (Athletics) check. On a

spellcasting ability.Legendary Action Uses: 3. Immediately after another creature’s turn, the cataclysm can expend a use to take one of the following actions. The cataclysm regains all expended

Figurine of Wondrous Power

Magic Items Dungeon Master’s Guide

you on your Initiative count. If you issue no commands, the creature defends itself but takes no other actions. The creature exists for a duration specific to each figurine. At the end of the

duration, the creature reverts to its figurine form. It reverts to a figurine early if its creature form drops to 0 Hit Points or if you take a Magic action while touching the creature to make it revert to

Vampire Infernalist

Monsters Astarion's Book of Hungers

Action Uses: 3 (4 in Lair). Immediately after another creature’s turn, the vampire can expend a use to take one of the following actions. The vampire regains all expended uses at the start of each

sap the body and mind. Creatures (excluding the vampire and its allies) that finish a Short or Long Rest while within 1 mile of the lair make a DC 15 Wisdom saving throw. On a failed save, a creature

Karas Chembryl

Monsters Forgotten Realms: Adventures in Faerûn

Evasion. If Karas is subjected to an effect that allows her to make a Dexterity saving throw to take only half damage, Karas instead takes no damage if she succeeds on the save and only half damage

another creature’s turn, Karas can expend a use to take one of the following actions. Karas regains all expended uses at the start of each of her turns. Harrow. Wisdom Saving Throw: DC 15, one

Vedalken

Species Guildmasters’ Guide to Ravnica

skilled at not displaying it. Cool rationality guides their actions, they make and follow careful plans, and they are patient enough to do nothing when the ideal outcome relies on such inaction

, standing almost a head taller than humans on average but weighing about the same. Their hairless skin comes in a range of shades of blue. Their eyes are darker shades of blue or violet. They lack

Girallon

Monsters Mordenkainen Presents: Monsters of the Multiverse

ravines or shallow caves, or hide in ruined sites while waiting for prey to come near. A girallon is surprisingly stealthy, considering its size and its lack of camouflage. Girallons form loose bands

organize members to work together to make a big kill, however. If they succeed, everyone in the group shares the spoils, with the best parts going to those caring for their young. Girallons’ strange

Lizardfolk Legacy

Species Volo's Guide to Monsters

smooth-skins is far greater. Despite their alien outlook, some lizardfolk make an effort to understand and, in their own manner, befriend people of other races. Such lizardfolk make faithful and

hold and controls their actions. In contrast, lizardfolk see emotions as traits assigned to other creatures, objects, and situations. A lizardfolk doesn’t think, “I’m scared.&rdquo

Bael

Monsters Mordenkainen Presents: Monsters of the Multiverse

to an unoccupied space he can see.Bael can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end of another creature

’s turn. Bael regains spent legendary actions at the start of his turn. Fiendish Magic. Bael uses Spellcasting or Teleport. Infernal Command. Bael uses Infernal Command. Attack (Costs 2 Actions

Oculorb

Monsters Phandelver and Below: The Shattered Obelisk

emotions, choosing one of the following options: Weeping Eyes. The oculorb weeps, releasing a wave of crushing despair. Each creature within 30 feet of the oculorb must make a DC 16 Constitution

Glare. The oculorb’s eyes unleash furious scarlet energy in a 60-foot cone. Each creature in that area must make a DC 16 Wisdom saving throw. On a failed save, a creature takes 33 (6d10

Demilich Legacy

Monsters Monster Manual (2014)

Drain (Costs 2 Actions). Each creature within 30 feet of the demilich must make a DC 15 Constitution saving throw. On a failed save, the creature’s hit point maximum is magically reduced by 10 (3d6

Avoidance. If the demilich is subjected to an effect that allows it to make a saving throw to take only half damage, it instead takes no damage if it succeeds on the saving throw, and only half

Kenku Legacy

Species Volo's Guide to Monsters

. They seek out ruins that reach to the sky, though they lack the motivation and creativity to make repairs or fortify such places. Even so, their light weight and size allow them to dwell in rickety

capable of flight, and similar objects provoke a great desire for the kenku to acquire the items for themselves. Despite their lack of wings, kenku love dwelling in towers and other tall structures

Adult Bronze Dragon Legacy

Monsters Basic Rules (2014)

must make a DC 19 Dexterity saving throw, taking 66 (12d10);{"diceNotation":"12d10","rollType":"damage","rollAction":"Lightning Breath","rollDamageType":"lightning"} lightning damage on a failed save

alignment, hit points, Hit Dice, ability to speak, proficiencies, Legendary Resistance, lair actions, and Intelligence, Wisdom, and Charisma scores, as well as this action. Its statistics and capabilities

Adult Blue Dragon Legacy

Monsters Basic Rules (2014)

that line must make a DC 19 Dexterity saving throw, taking 66 (12d10);{"diceNotation":"12d10","rollType":"damage","rollAction":"Lightning Breath","rollDamageType":"lightning"} lightning damage on a

failed save, or half as much damage on a successful one.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the end

Ancient Silver Dragon Legacy

Monsters Basic Rules (2014)

uses one of the following breath weapons. Cold Breath. The dragon exhales an icy blast in a 90-foot cone. Each creature in that area must make a DC 24 Constitution saving throw, taking 67 (15d8

, hit points, Hit Dice, ability to speak, proficiencies, Legendary Resistance, lair actions, and Intelligence, Wisdom, and Charisma scores, as well as this action. Its statistics and capabilities are

Ancient Gold Dragon Legacy

Monsters Basic Rules (2014)

":"recharge","rollAction":"Breath Weapons"}. The dragon uses one of the following breath weapons. Fire Breath. The dragon exhales fire in a 90-foot cone. Each creature in that area must make a DC 24

absorbed or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment, hit points, Hit Dice, ability to speak, proficiencies, Legendary Resistance, lair actions, and

Tiamat

Monsters Tyranny of Dragons

). Black Dragon Head: Acid Breath (Costs 2 Actions). Tiamat exhales acid in a 120-foot line that is 10 feet wide. Each creature in that line must make a DC 27 Dexterity saving throw, taking 67 (15d8

: Lightning Breath (Costs 2 Actions). Tiamat exhales lightning in a 120-foot line that is 10 feet wide. Each creature in that line must make a DC 27 Dexterity saving throw, taking 88 (16d10

Blade of the Medusa

Magic Items Lost Laboratory of Kwalish

When you attack a creature with this magic weapon and roll a 20 on the attack roll, the creature must make a DC 15 Constitution saving throw in addition to suffering the attack’s normal effects

. On a failed save, the creature is restrained and must make another Constitution saving throw at the end of each of its turns. If it successfully saves against this effect three times, the effect

Ancient Blue Dragon Legacy

Monsters Basic Rules (2014)

in that line must make a DC 23 Dexterity saving throw, taking 88 (16d10);{"diceNotation":"16d10","rollType":"damage","rollAction":"Lightning Breath","rollDamageType":"lightning"} lightning damage on a

failed save, or half as much damage on a successful one.The dragon can take 3 legendary actions, choosing from the options below. Only one legendary action option can be used at a time and only at the

Adult Gold Dragon Legacy

Monsters Basic Rules (2014)

","rollAction":"Breath Weapons"}. The dragon uses one of the following breath weapons. Fire Breath. The dragon exhales fire in a 60-foot cone. Each creature in that area must make a DC 21 Dexterity

or borne by the new form (the dragon's choice). In a new form, the dragon retains its alignment, hit points, Hit Dice, ability to speak, proficiencies, Legendary Resistance, lair actions, and

Solar Legacy

Monsters Basic Rules (2014)

unoccupied space it can see. Searing Burst (Costs 2 Actions). The solar emits magical, divine energy. Each creature of its choice in a 10-foot radius must make a DC 23 Dexterity saving throw, taking 14

greatsword to hover magically in an unoccupied space within 5 feet of it. If the solar can see the sword, the solar can mentally command it as a bonus action to fly up to 50 feet and either make one attack

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