before battle defusing creature reactions

Healer

Feats Player’s Handbook

Origin Feat You gain the following benefits. Battle Medic. If you have a Healer's Kit, you can expend one use of it and tend to a creature within 5 feet of yourself as a Utilize action. That

creature can expend one of its Hit Point Dice, and you then roll that die. The creature regains a number of Hit Points equal to the roll plus your Proficiency Bonus. Healing Rerolls. Whenever you roll a

Swarm of Dretches

Monsters Monster Manual

its next turn. While Poisoned, the target can take either an action or a Bonus Action on its turn, not both, and it can’t take Reactions. Swarm. The swarm can occupy another creature’s

Fetid Aura. Constitution Saving Throw: DC 12, any creature that starts its turn in a 10-foot Emanation originating from the swarm. Failure: The target has the Poisoned condition until the start of

Arms of Hadar

Spells Player’s Handbook

Invoking Hadar, you cause tendrils to erupt from yourself. Each creature in a 10-foot Emanation originating from you makes a Strength saving throw. On a failed save, a target takes 2d6 Necrotic

damage and can’t take Reactions until the start of its next turn. On a successful save, a target takes half as much damage only. Using a Higher-Level Spell Slot. The damage increases by 1d6 for each spell slot level above 1.

Young Copper Dragon

Monsters Monster Manual

", "rollType":"recharge", "rollAction":"Acid Breath"}. Dexterity Saving Throw: DC 14, each creature in a 40-foot-long, 5-foot-wide Line. Failure: 40 (9d8);{"diceNotation":"9d8", "rollType":"damage

", "rollAction":"Acid Breath", "rollDamageType":"Acid"} Acid damage. Success: Half damage. Slowing Breath. Constitution Saving Throw: DC 14, each creature in a 30-foot Cone. Failure: The target can&rsquo

Copper Dragon Wyrmling

Monsters Monster Manual

. Constitution Saving Throw: DC 11, each creature in a 15-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, not both. This effect lasts until the end of its next turn.Acid

", "rollDamageType":"Slashing"} Slashing damage. Acid Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Acid Breath"}. Dexterity Saving Throw: DC 11, each creature in a 20

Umber Hulk

Monsters Monster Manual

":"Slashing"} Slashing damage.Confusing Gaze (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Confusing Gaze"}. Wisdom Saving Throw: DC 14, each creature in a 30-foot Cone

. Failure: The target can’t take Reactions until the start of the umber hulk’s next turn, and the target rolls 1d8;{"diceNotation":"1d8", "rollType":"roll", "rollAction":"Confusing Gaze"} to

Spectator

Monsters Monster Manual

12. Failure: 5 (2d4);{"diceNotation":"2d4", "rollType":"damage", "rollAction":"Confusion Ray", "rollDamageType":"Psychic"} Psychic damage, and the target can’t take Reactions until the end of

its next turn. On its next turn, the target can’t move, and it uses its action to make a melee or ranged attack against a randomly determined creature within range. If the target can’t

Balor

Monsters Monster Manual

Death Throes. The balor explodes when it dies. Dexterity Saving Throw: DC 20, each creature in a 30-foot Emanation originating from the balor. Failure: 31 (9d6);{"diceNotation":"9d6", "rollType

the balor’s turns, each creature in a 5-foot Emanation originating from the balor takes 13 (3d8);{"diceNotation":"3d8", "rollType":"damage", "rollAction":"Fire Aura", "rollDamageType":"Fire

Ancient Copper Dragon

Monsters Monster Manual

. 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

":"Rend", "rollDamageType":"Acid"} Acid damage. Acid Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Acid Breath"}. Dexterity Saving Throw: DC 22, each creature in an

Adult Copper Dragon

Monsters Monster Manual

. 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

":"Rend", "rollDamageType":"Acid"} Acid damage. Acid Breath (Recharge 5–6);{"diceNotation":"1d6", "rollType":"recharge", "rollAction":"Acid Breath"}. Dexterity Saving Throw: DC 18, each creature in an

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

’t move, and it takes the Attack action to make one melee attack against a random creature within reach. If none are within reach, the target takes no action. 9–10 The target chooses its

Planar Ally

Spells Player’s Handbook

to it to aid you, making the creature appear in an unoccupied space within range. If you know a specific creature’s name, you can speak that name when you cast this spell to request that creature

, though you might get a different creature anyway (DM’s choice). When the creature appears, it is under no compulsion to behave a particular way. You can ask it to perform a service in

Sword of Kas

Magic Items Dungeon Master’s Guide

cast a spell, you can’t cast that spell again from it until the next dawn. Spirit of Kas. While the sword is on your person, you gain the following benefits: Battle Hunger. You add 1d10 to your

corrupted by the Eye and Hand of Vecna. Destroying the Sword. A creature attuned to both the Eye of Vecna and the Hand of Vecna can use the Wish property of those combined Artifacts to unmake the Sword of

Arch-hag

Monsters Monster Manual

Escape"} days. When the hag teleports away, each creature within 60 feet of the space it left is cursed. Until the curse ends, a creature has Disadvantage on ability checks and saving throws, and the

":"Force"} Force damage. If the target is a Large or smaller creature, it has the Prone condition. Crackling Wave. Dexterity Saving Throw: DC 22, each creature in a 60-foot Cone. Failure: 32 (5d12

Summon Construct

Spells Player’s Handbook

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

, Metal, or Stone. The creature resembles an animate statue (you determine the appearance) made of the chosen material, which determines certain details in its stat block. The creature disappears when

Beholder

Monsters Monster Manual

", "rollDamageType":"Necrotic"} Necrotic damage. Until the end of the target’s next turn, the target’s Speed is halved; the target can’t take Reactions; and it can take either an action or a

Unconscious condition for 1 minute. The condition ends if the target takes damage or a creature within 5 feet of it takes an action to wake it. 8: Petrification Ray. Constitution Saving Throw: DC 16

Magic Jar

Spells Player’s Handbook

surroundings as if you were in the container’s space. You can’t move or take Reactions. The only action you can take is to project your soul up to 100 feet out of the container, either

possess a creature’s body, you control it. Your Hit Points, Hit Point Dice, Strength, Dexterity, Constitution, Speed, and senses are replaced by the creature’s. You otherwise keep your

Death Tyrant

Monsters Monster Manual

", "rollAction":"Slowing ray", "rollDamageType":"Necrotic"} Necrotic damage. Until the end of the target’s next turn, the target can’t take Reactions; its Speed is halved; and it can take

). Failure: The target has the Unconscious condition for 1 minute. The condition ends if the target takes damage or a creature within 5 feet of it takes an action to wake it. Petrification Ray

Eye and Hand of Vecna

Magic Items Dungeon Master’s Guide

a lich. A treacherous lieutenant named Kas the Betrayer;Kas brought Vecna’s rule to an end in a terrible battle. Of Vecna, all that remained were one hand and one eye, grisly Artifacts that

on Initiative rolls. Necrotic Reduction. As a Magic action, you can target one creature you can see within 5 feet of yourself. The target makes a DC 18 Constitution saving throw, taking 7d6 Necrotic

Orien Enforcer

Monsters Eberron: Forge of the Artificer

", "rollType":"damage", "rollAction":"Lightning Cage", "rollDamageType":"Lightning"} Lightning damage, and the creature can’t take Reactions until the end of the enforcer’s next turn

", "rollAction":"Lightning Cage"}. Constitution Saving Throw: DC 13, each creature in a 20-foot-radius Sphere centered on a point the enforcer can see within 60 feet. Failure: 13 (3d8);{"diceNotation":"3d8

Ivlis

Monsters Heroes of the Borderlands

12, one creature Ivlis can see within 60 feet. Failure: The target has the Charmed condition until the end of its next turn. While Charmed, the target has the Incapacitated condition.Beneath a

, Ivlis believes the poor and downtrodden deserve their wretched lot. In battle, her magic is unpredictable.

Spirit Dragon Wyrmling