border becomes diffusing cube reaches

Rust Monster

Monsters Monster Manual

is destroyed if its penalty reaches −5. The penalty can be removed by casting the Mending spell on the armor or weapon. Destroy Metal. The rust monster touches a nonmagical metal object within

5 feet of itself that isn’t being worn or carried. The touch destroys a 1-foot Cube of the object.Reflexive Antennae. Trigger: An attack roll hits the rust monster. Response: The rust monster uses Antennae.

Black Pudding

Monsters Monster Manual

penalty reaches −5. The penalty can be removed by casting the Mending spell on the weapon. In 1 minute, the pudding can eat through 2 feet of nonmagical wood or metal. Spider Climb. The pudding

. Trigger: While the pudding is Large or Medium and has 10+ Hit Points, it becomes Bloodied or is subjected to Lightning or Slashing damage. Response: The pudding splits into two new Black Puddings. Each new

Robe of Useful Items

Magic Items Dungeon Master’s Guide

represents. Once the last patch is removed, the robe becomes an ordinary garment. The robe has two of each of the following patches: Bullseye Lantern (filled and lit) Dagger Mirror Pole Rope

) 45–51 Riding Horse with a Riding Saddle 52–59 Open pit (a 10-foot Cube), which you can place on the ground within 10 feet of yourself 60–68 4 Potion of Healing;Potions of

Minor Illusion

Spells Player’s Handbook

discerns the illusion for what it is, the illusion becomes faint to the creature. Sound. If you create a sound, its volume can range from a whisper to a scream. It can be your voice, someone else

spell ends. Image. If you create an image of an object—such as a chair, muddy footprints, or a small chest—it must be no larger than a 5-foot Cube. The image can’t create sound

Beholder Zombie Legacy

Monsters Monster Manual (2014)

damage reduces the creature to 0 hit points, its body becomes a pile of fine gray dust. If the target is a Large or smaller nonmagical object or creation of magical force, it is disintegrated without a

saving throw. If the target is a Huge or larger nonmagical object or creation of magical force, this ray disintegrates a 10-foot cube of it.Poison

Nereid

Monsters Tales from the Yawning Portal

hit points equal to that of the nereid, but the garment can’t be directly harmed while the nereid wears it. If the mantle is destroyed, the nereid becomes poisoned and dies within 1 hour. A

spellcasting ability for it is Charisma. This use of the spell has a range of 30 feet and can affect a cube of water no larger than 30 feet on a side. Speak with Animals. The nereid can comprehend and

Seeker Dart

Magic Items Princes of the Apocalypse

direction to fly around corners. When the dart reaches its target, the target must succeed on a DC 16 Dexterity saving throw or take 1d4 piercing damage and 3d4 lightning damage. The dart’s magic is then spent, and it becomes an ordinary dart.

Hypnotic Pattern Legacy

Spells Basic Rules (2014)

You create a twisting pattern of colors that weaves through the air inside a 30-foot cube within range. The pattern appears for a moment and vanishes. Each creature in the area who sees the pattern

must make a Wisdom saving throw. On a failed save, the creature becomes charmed for the duration. While charmed by this spell, the creature is incapacitated and has a speed of 0. The spell ends for an

Lichen Lich

Monsters Candlekeep Mysteries

","rollType":"damage","rollAction":"Wither","rollDamageType":"necrotic"} necrotic damage. Fire Storm (7th-Level Spell; 1/Day). The lich fills up to ten 10-foot cubes with fire. Every cube must be within

150 feet of the lich and occupy a space the lich can see, and each cube must have at least one face adjacent to the face of another cube. Each creature in the area must make a DC 19 Dexterity saving

Adult Green Dragon Legacy

Monsters Basic Rules (2014)

. The moss-covered trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that reaches the forest floor carries an emerald green cast

erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15 Strength

Githyanki Xenomancer

Monsters Spelljammer: Adventures in Space

the farthest reaches of Wildspace and the Astral Sea, even visiting worlds of the Material Plane from time to time, to study and catalog creatures it has never encountered before. Friendly contact with

sapient creatures can bring the xenomancer’s diplomatic skills to the forefront, while hostile contact becomes a test of the xenomancer’s survival skills. Sometimes a xenomancer’s

Ancient Green Dragon Legacy

Monsters Basic Rules (2014)

breath. The moss-covered trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that reaches the forest floor carries an emerald

vines erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15

Death Tyrant Legacy

Monsters Monster Manual (2014)

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

creature to 0 hit points, its body becomes a pile of fine gray dust. If the target is a Large or smaller nonmagical object or creation of magical force, it is disintegrated without a saving throw. If

The Gardener

Monsters Quests from the Infinite Staircase

: Boundary. At the border of the domain is a lightly obscuring mist, tinged with a sweet blossom scent and the colors of sunset. No matter how far a creature travels into the mist, the creature finds

itself back where it entered the border, returning to the garden. Eternal Summer. The climate in the garden is a perpetual, lovely summer, but weather conditions reflect the emotional tone of creatures in

Seeming Legacy

Spells Basic Rules (2014)

appear thinner than you are, the hand of someone who reaches out to touch you would bump into you while it was seemingly still in midair. A creature can use its action to inspect a target and make an

Intelligence (Investigation) check against your spell save DC. If it succeeds, it becomes aware that the target is disguised.

Sibriex

Monsters Mordenkainen Presents: Monsters of the Multiverse

creatures it can see within 120 feet of it. Each target must make a DC 20 Constitution saving throw. On a successful save, a creature becomes immune to this sibriex’s Warp Creature. On a failed

successful saves against the poison end it, and ending the poison removes any levels of exhaustion caused by it. Each failed save causes the target to gain another level of exhaustion. Once the target reaches

Robe of Useful Items Legacy

Magic Items Basic Rules (2014)

represents. Once the last patch is removed, the robe becomes an ordinary garment. The robe has two of each of the following patches: Dagger Lantern, Bullseye;Bullseye lantern (filled and lit) Mirror

(10 foot);Wooden ladder (24 feet long) 45-51 A riding horse with saddlebags;saddle bags 52-59 Pit (a cube 10 feet on a side), which you can place on the ground within 10 feet of you

Sibriex Legacy

Monsters Mordenkainen’s Tome of Foes

three creatures it can see within 120 feet of it. Each target must make a DC 20 Constitution saving throw. On a successful save, a creature becomes immune to this sibriex's Warp Creature. On a failed

reaches 6 levels of exhaustion, it dies and instantly transforms into a living abyssal wretch under the sibriex's control. The transformation of the body can be undone only by a wish spell.The sibriex can

Maegera the Dawn Titan

Monsters Storm King's Thunder

the end of Maegera’s next turn. Smoke Cloud (Costs 2 Actions). Maegera exhales a billowing cloud of hot smoke and embers that fills a 60-foot cube. Each creature in that area takes 11 (2d10

cloud are blinded and can’t be seen. Create Fire Elemental (Costs 3 Actions). Maegera’s hit points are reduced by 50 as part of it separates and becomes a fire elemental with 102 hit

Transmute Rock

spells Elemental Evil Player's Companion

You choose an area of stone or mud that you can see that fits within a 40-foot cube and is within range, and choose one of the following effects. Transmute Rock to Mud. Nonmagical rock of any

sort in the area becomes an equal volume of thick, flowing mud that remains for the spell’s duration. The ground in the spell’s area becomes muddy enough that creatures can sink into it

Minor Illusion Legacy

Spells Basic Rules (2014)

-foot cube. The image can't create sound, light, smell, or any other sensory effect. Physical interaction with the image reveals it to be an illusion, because things can pass through it. If a creature

uses its action to examine the sound or image, the creature can determine that it is an illusion with a successful Intelligence (Investigation) check against your spell save DC. If a creature discerns the illusion for what it is, the illusion becomes faint to the creature.

Beholder Legacy

Monsters Monster Manual (2014)

becomes a pile of fine gray dust. If the target is a Large or smaller nonmagical object or creation of magical force, it is disintegrated without a saving throw. If the target is a Huge or larger

object or creation of magical force, this ray disintegrates a 10-foot cube of it. Death Ray. The targeted creature must succeed on a DC 16 Dexterity saving throw or take 55 (10d10);{"diceNotation

Brigganock

Monsters The Wild Beyond the Witchlight

brigganock, or any object being worn or carried by another creature, and the activity must take place within a 10-foot cube. For example, the brigganock could use this action to rapidly carve a

, perhaps while blowing out the candles on a birthday cake or tossing a coin down a well, an echo of that wish becomes lodged in a stone buried deep in the earth of the Feywild. Brigganocks seek out these

Erupting Earth

Spells Elemental Evil Player's Companion

Choose a point you can see on the ground within range. A fountain of churned earth and stone erupts in a 20-foot cube centered on that point. Each creature in that area must make a Dexterity saving

throw. A creature takes 3d12 bludgeoning damage on a failed save, or half as much damage on a successful one. Additionally, the ground in that area becomes difficult terrain until cleared. Each 5-foot

Infernal Puzzle Box

Magic Items Baldur’s Gate: Descent into Avernus

An infernal puzzle box is a cube-shaped container 5 to 6 inches on a side, composed of airtight, interlocking parts made from materials found in the Nine Hells. Most of these boxes are made of

magically seals shut around the object, and no magic can force the box open. The sealed box becomes immune to all damage as well. Every infernal puzzle box is constructed with a unique means of opening it

Conjure Elemental Legacy

Spells Basic Rules (2014)

You call forth an elemental servant. Choose an area of air, earth, fire, or water that fills a 10-foot cube within range. An elemental of challenge rating 5 or lower appropriate to the area you chose

broken, the elemental doesn't disappear. Instead, you lose control of the elemental, it becomes hostile toward you and your companions, and it might attack. An uncontrolled elemental can't be dismissed by

Claugiyliamatar

Monsters Storm King's Thunder

reaches the forest floor carries an emerald green cast, and every sound seems muffled. At the center of its forest, a green dragon chooses a cave in a sheer cliff or hillside for its lair, preferring an

effect two rounds in a row: Grasping roots and vines erupt in a 20-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and

Kalaraq Quori

Monsters Eberron: Rising from the Last War

doesn't reduce its exhaustion. If the cursed target reaches exhaustion level 6, it doesn't die; it instead becomes a thrall under the quori's control, and all its exhaustion is removed. Only the wish spell

Claugiyliamatar (possessed)

Monsters Divine Contention

trees grow close together except where winding pathways trace their way like a maze into the heart of the forest. The light that reaches the forest floor carries an emerald green cast, and every

-foot radius centered on a point on the ground that the dragon can see within 120 feet of it. That area becomes difficult terrain, and each creature there must succeed on a DC 15 Strength saving throw

Zaratan Legacy

Monsters Mordenkainen’s Tome of Foes

becomes difficult terrain for 1 minute. Each creature on the ground that is concentrating must succeed on a DC 25 Constitution saving throw or the creature’s concentration is broken. The shock

","rollAction":"Spew Debris"}. The zaratan exhales rocky debris in a 90-foot cube. Each creature in that area must make a DC 25 Dexterity saving throw. A creature takes 33 (6d10);{"diceNotation":"6d10

Zaratan

Monsters Mordenkainen Presents: Monsters of the Multiverse

Debris"}. The zaratan exhales rocky debris in a 90-foot cube. Each creature in that area must make a DC 25 Dexterity saving throw. A creature takes 33 (6d10);{"diceNotation":"6d10", "rollType":"damage

-radius circle centered on itself. That area becomes difficult terrain for 1 minute. Each creature on the ground that is concentrating must succeed on a DC 25 Constitution saving throw or the creature

Antipathy/Sympathy Legacy

Spells Basic Rules (2014)

This spell attracts or repels creatures of your choice. You target something within range, either a Huge or smaller object or creature or an area that is no larger than a 200-foot cube. Then specify

can't see it, the creature is no longer frightened, but the creature becomes frightened again if it regains sight of the target or moves within 60 feet of it. Sympathy. The enchantment causes the

Druid Grove

Spells Xanathar's Guide to Everything

You invoke the spirits of nature to protect an area outdoors or underground. The area can be as small as a 30-foot cube or as large as a 90-foot cube. Buildings and other structures are excluded from

are gone is this spell dispelled. Solid Fog. You can fill any number of 5-foot squares on the ground with thick fog, making them heavily obscured. The fog reaches 10 feet high. In addition, every

Triton Legacy

Species Volo's Guide to Monsters

foes when they found them and drove the rest into hiding. With their foes banished to the deepest reaches of the sea, tritons settled in to watch for any sign of their return. Over time, the tritons

, organized, and unified around a common cause. A triton on the surface becomes easily confused by the bewildering array of alliances, rivalries, and petty grievances that prevent the surface folk from

Infernal Calling

Spells Xanathar's Guide to Everything

fails, the devil becomes immune to your verbal commands for the duration of the spell, though it can still carry out your commands if it chooses. If your check succeeds, the devil carries out your

returns to you to report having done so. If your concentration ends before the spell reaches its full duration, the devil doesn’t disappear if it has become immune to your verbal commands

D&D Beyond

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