cone reaction greaves to have requires

Tarrasque

Monsters Monster Manual

effects. Reflective Carapace. If the tarrasque is targeted by a Magic Missile spell or a spell that requires a ranged attack roll, roll 1d6;{"diceNotation":"1d6", "rollType":"roll", "rollAction

", "rollAction":"Thunderous Bellow"}. Constitution Saving Throw: DC 27, each creature and each object that isn’t being worn or carried in a 150-foot Cone. Failure: 78 (12d12);{"diceNotation":"12d12

Hill Giant Avalancher

Monsters Bigby Presents: Glory of the Giants

Hill Rebuff reaction. The object bearing the rune has AC 15; 20 hit points; and immunity to necrotic, poison, and psychic damage. The object regains all its hit points at the end of every turn, but

Stone Avalanche (Requires Hill Rune). The giant conjures a hail of rocks in a 20-foot-radius, 40-foot-high cylinder centered on a point on the ground it can see within 120 feet of itself. Each creature

Frost Giant Ice Shaper

Monsters Bigby Presents: Glory of the Giants

action and Ice Armor reaction. The object bearing the rune has AC 16; 40 hit points; and immunity to necrotic, poison, and psychic damage. The object regains all its hit points at the end of every turn

until the end of its next turn. On a successful save, the target’s speed is reduced by 10 feet until the end of its next turn. Ice Wolves (Requires Frost Rune). The giant magically summons 1d4

Orb of the Stein Rune

Magic Items Storm King's Thunder

attacks. Boots. The pair of boots is now an uncommon magic item that requires attunement. While you wear the boots, you have advantage on Strength saving throws, and you can use your reaction to avoid being knocked prone.

there with your finger. The transfer takes 8 hours of work that requires the two items to be within 5 feet of each other. At the end, the orb is destroyed, and the rune appears in silver on the chosen

Preeta Kreepa

Monsters Waterdeep: Dungeon of the Mad Mage

, shield 2nd level (3 slots): misty step, suggestion 3rd level (3 slots): counterspell, fireball, fly 4th level (3 slots): greater invisibility, ice storm 5th level (1 slot): cone of cold As a bonus action

or a reaction, she can shoot one of the following eye rays at one target she can see within 120 feet of her: Fear Ray. The target must succeed on a DC 15 Wisdom saving throw or be frightened for 1

Rakdos

Monsters Guildmasters’ Guide to Ravnica

charmed by him must use its reaction to move up to half its speed toward the creature closest to it that it can see, provided it isn’t already within 5 feet of that creature. It then must make

spell or any other effect that requires concentration. The poisoned creature can repeat the saving throw at the end of each of its turns, ending the effect on itself on a success.Fire, PoisonNecrotic; Bludgeoning, Piercing, and Slashing from Nonmagical Attacks

Tile Chimera

Monsters Tyranny of Dragons

. Fire Breath (Recharge 5–6);{"diceNotation":"1d6","rollType":"recharge","rollAction":"Fire Breath"}. The dragon head exhales fire in a 15-foot cone. Each creature in that area must make a DC 15

one.Narrow Dodge. When targeted by a melee attack, the tile chimera can take a reaction to turn its narrowest aspect toward the attacker. The attacker has disadvantage on the attack roll.A chimera is a

Fire Giant Forgecaller

Monsters Bigby Presents: Glory of the Giants

"}; on a roll of 3 or lower, the giant has no more rocks to throw. Magma Wave (Requires Fire Rune). The giant emits a wave of magma from its fire rune in a 30-foot cone. Each creature in that area must

their legs and body.FireFurnace Armor (Requires Fire Rune). The giant causes smoke and cinders to billow from its armor, filling a 30-foot-radius sphere centered on the giant. While the armor is

Goose Mother

Monsters Monstrous Compendium Vol. 4: Eldraine Creatures

an extra reaction that can be used only for opportunity attack;opportunity attacks. Wakeful. While the Goose Mother sleeps, at least one of its heads is awake.Multiattack. The Goose Mother makes as

", "rollAction":"Lullaby of Honks"}; Requires at Least Two Heads). The Goose Mother’s heads honk a discordant lullaby. Each creature of the Goose Mother’s choice within 10 feet of it must make a

Lorthuun

Monsters Out of the Abyss

Antimagic Cone. The beholder's central eye creates an area of antimagic, as in the antimagic field spell, in a 150-foot-cone. At the start of each of its turns, the beholder decides which way the

cone faces and whether the cone is active. The area works against the beholder's own eye rays.Bite. Melee Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Bite"} to hit, reach

Cloud Giant Destiny Gambler

Monsters Bigby Presents: Glory of the Giants

Thunderous Clap action and Negate Spell reaction. The mask bearing the cloud rune has AC 15; 45 hit points; and immunity to necrotic, poison, and psychic damage. The mask regains all its hit points at

): At will: detect magic, fog cloud, light, minor illusion 1/day each: dream (as an action), gaseous form, major image Thunderous Clap (Requires Cloud Rune). The giant magically summons a thundercloud

Fomorian Warlock of the Dark

Monsters Bigby Presents: Glory of the Giants

action and Poisoning Rebuke reaction. The object bearing the blood rune has AC 15; 30 hit points; and immunity to necrotic, poison, and psychic damage. The object regains all its hit points at the end

. Corrupting Hex (Requires Blood Rune). The fomorian targets one creature it can see within 60 feet of itself. The target must succeed on a DC 16 Charisma saving throw or take 27 (6d8);{"diceNotation":"6d8

Shield of the Uven Rune

Magic Items Waterdeep: Dungeon of the Mad Mage

cold damage. Deadly Rebuke. Immediately after a creature hits you with a melee attack, you can use your reaction to deal 3d6 necrotic damage to that creature. Bane. You can cast the bane spell from

. Gift of Vengeance. You can transfer the shield’s magic to a nonmagical weapon by tracing the uven rune on the weapon with one finger. The transfer takes 8 hours of work that requires the two

Stone Giant Rockspeaker

Monsters Bigby Presents: Glory of the Giants

(Requires Stone Rune). The giant’s stone rune emits beams of light that form a 60-foot cone. Each creature in that area must make a DC 17 Dexterity saving throw. For each creature in that area, roll

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

; by tracing the vind rune there with your finger. The transfer takes 8 hours of work that requires the two items to be within 5 feet of each other. At the end, the pennant is destroyed, and the rune

Dracohydra

Monsters Fizban's Treasury of Dragons

. For each head the dracohydra has beyond one, it gets an extra reaction that can be used only for opportunity attacks. Wakeful. While the dracohydra sleeps, at least one of its heads is

in a 60-foot cone. Each creature in that area must make a DC 17 Dexterity saving throw. On a failed save, the creature takes 33 (6d10) damage of a type chosen by the dracohydra: acid;{"diceNotation

Tiamat

Monsters Tyranny of Dragons

effects. Magic Weapons. Tiamat’s weapon attacks are magical. Multiple Heads. Tiamat can take one reaction per turn, rather than only one per round. She also has advantage on saving throws

Dragon Head: Poison Breath (Costs 2 Actions). Tiamat exhales poisonous gas in a 90-foot cone. Each creature in that area must make a DC 27 Constitution saving throw, taking 77 (22d6);{"diceNotation

Alhoon

Monsters Mordenkainen Presents: Monsters of the Multiverse

energy in a 60-foot cone. Each creature in that area must succeed on a DC 16 Intelligence saving throw or take 22 (4d8 + 4);{"diceNotation":"4d8+4", "rollType":"damage", "rollAction":"Mind Blast

achieving lichdom requires an arcane spellcaster to be at the apex of power—a significant challenge for mind flayers, given the scarcity of available mentors and training. Confronting this

Alustriel Silverhand

Monsters Vecna: Eve of Ruin

next turn. Argent Blaze (Requires Silver Fire). Alustriel summons a 60- foot cone of silver fire. Each creature in that area must make a DC 22 Dexterity saving throw, taking 77 (14d10);{"diceNotation

Adult Time Dragon

Monsters Planescape: Adventures in the Multiverse

":"recharge", "rollAction":"Time Breath"}. The dragon exhales a wave of shimmering light in a 60-foot cone. Nonmagical objects and vegetation in that area that aren’t being worn or carried crumble to

action on its turn, not both. The creature also can’t take a reaction or a bonus action. Timeline Divergence. The dragon chooses a space it can fit into within its lair. The dragon exists

Euryale

Monsters The Book of Many Things

Gaze (Recharge 4–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Petrifying Gaze"}. Euryale unleashes petrifying magic from her eyes in a 30-foot cone. Each creature in that area must

lasts until the creature is freed by the Greater Restoration spell or other magic A creature can use its reaction, if available, to shut its eyes to avoid the saving throw. If the creature does so, it has the blinded condition until the end of its next turn.

Ulitharid

Monsters Mordenkainen Presents: Monsters of the Multiverse

brain. Mind Blast (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Mind Blast"}. The ulitharid magically emits psychic energy in a 60-foot cone. Each creature in that area

: a larger and more potent mind flayer with six tentacles. Illithids innately recognize that an ulitharid’s survival is more important than their own. An elder brain’s reaction to the rise

Ancient Time Dragon

Monsters Planescape: Adventures in the Multiverse

Breath"}. The dragon exhales a wave of shimmering light in a 90-foot cone. Nonmagical objects and vegetation in that area that aren’t being worn or carried crumble to dust. Each creature in that area

affected creature can move or take an action on its turn, not both. The creature also can’t take a reaction or a bonus action. Timeline Divergence. The dragon chooses a space it can fit into

Mighty Servant of Leuk-o

Magic Items Tasha’s Cauldron of Everything

attuned to the artifact. Attuning to the artifact requires two hours, which can be undertaken as part of a long rest, during which time you must be inside the servant, interacting with its controls

action, you can command the servant to take one of the actions in its stat block or some other action. When a creature provokes an opportunity attack from the servant, you can use your reaction to command

Adult Deep Dragon

Monsters Fizban's Treasury of Dragons

or uses its action to end it. Nightmare Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Nightmare Breath"}. The dragon exhales a cloud of spores in a 60-foot cone

creature within 30 feet of it that it can see. The target must succeed on a DC 16 Wisdom saving throw or use its reaction to make a melee weapon attack against a random creature within reach. If no

Hierophant Medusa

Monsters The Book of Many Things

(Recharge 4–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Petrifying Gaze"}. The medusa unleashes petrifying magic from its eyes in a 30-foot cone. Each creature in that area must make a

until the creature is freed by the Greater Restoration spell or other magic. A creature can use its reaction, if available, to shut its eyes to avoid the saving throw. If the creature does so, it has the blinded condition until the end of its next turn.

Ancient Deep Dragon

Monsters Fizban's Treasury of Dragons

-foot cone. Each creature in that area must make a DC 19 Wisdom saving throw. On a failed save, the creature takes 49 (9d10);{"diceNotation":"9d10", "rollType":"damage", "rollAction":"Nightmare Breath

around a creature within 30 feet of it that it can see. The target must succeed on a DC 19 Wisdom saving throw or use its reaction to make a melee weapon attack against a random creature within reach. If

Teeth of Dahlver-Nar

Magic Items Tasha’s Cauldron of Everything

, you can use your reaction to cause them to be hit instead. You can’t use this reaction again until you finish a short or long rest. 4 The Mill Road Murders (halfling canine) 3 green hag

the target if necessary. 19 Incendax’s Tooth (ruby-veined red dragon fang) 1 ancient red dragon You gain immunity to fire damage, and as an action, you can exhale fire in a 90-foot cone

Dominate Monster Legacy

Spells Basic Rules (2014)

do. During this time, you can also cause the creature to use a reaction, but this requires you to use your own reaction as well. Each time the target takes damage, it makes a new Wisdom saving throw

Dominate Beast Legacy

Spells Basic Rules (2014)

. During this time, you can also cause the creature to use a reaction, but this requires you to use your own reaction as well. Each time the target takes damage, it makes a new Wisdom saving throw against

Dominate Person Legacy

Spells Basic Rules (2014)

. During this time you can also cause the creature to use a reaction, but this requires you to use your own reaction as well. Each time the target takes damage, it makes a new Wisdom saving throw

Rotweaver

monsters

":"1d8+3", "rollType":"damage", "rollAction":"Staff", "rollDamageType":"Necrotic"} Necrotic damage. Call the Rot (Requires Hunting Horn; Recharge 5–6;{"diceNotation":"1d6", "rollType":"recharge

", "rollAction":"Call the Rot"}). Constitution Saving Throw: DC 13, each creature in a 30- foot Cone. Failure: 11 (2d10);{"diceNotation":"2d10", "rollType":"damage", "rollAction":"Call the Rot

Double Spear

equipment

Mastery of Advanced Weapons requires military training and skill. To use any of the special properties or the Weapon Mastery properties of the Double Spear, you must take the Advanced Weapon

attack. If a target enters your reach while you wield a weapon with this property, you can use your Reaction to make a melee attack with the weapon against that target.

Beholder Legacy

Monsters Monster Manual (2014)

Antimagic Cone. The beholder’s central eye creates an area of antimagic, as in the antimagic field spell, in a 150-foot-cone. At the start of each of its turns, the beholder decides which way

the cone faces and whether the cone is active. The area works against the beholder’s own eye rays.Bite. Melee Weapon Attack: +5;{"diceNotation":"1d20+5","rollType":"to hit","rollAction":"Bite

Death Tyrant Legacy

Monsters Monster Manual (2014)

Negative Energy Cone. The death tyrant’s central eye emits an invisible, magical 150-foot cone of negative energy. At the start of each of its turns, the tyrant decides which way the cone faces

and whether the cone is active. Any creature in that area can’t regain hit points. Any humanoid that dies there becomes a zombie under the tyrant’s command. The dead humanoid retains its

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