benefit based diffusing cube radius

Faerie Fire

Spells Player’s Handbook

, objects and affected creatures shed Dim Light in a 10-foot radius and can’t benefit from the Invisible condition. Attack rolls against an affected creature or object have Advantage if the attacker can see it.

Objects in a 20-foot Cube within range are outlined in blue, green, or violet light (your choice). Each creature in the Cube is also outlined if it fails a Dexterity saving throw. For the duration

Ring of Shooting Stars

Magic Items Dungeon Master’s Guide

an unoccupied space you can see within 120 feet of yourself. The spheres last as long as you maintain Concentration, up to 1 minute. Each sphere sheds Dim Light in a 30-foot radius. As a Bonus Action

Cover, the sphere discharges lightning at that creature and disappears. That creature makes a DC 15 Dexterity saving throw. On a failed save, the creature takes Lightning damage based on the number of

Shining Smite

Spells Player’s Handbook

The target hit by the strike takes an extra 2d6 Radiant damage from the attack. Until the spell ends, the target sheds Bright Light in a 5-foot radius, attack rolls against it have Advantage, and it

can’t benefit from the Invisible condition. Using a Higher-Level Spell Slot. The damage increases by 1d6 for each spell slot level above 2.

Starry Wisp

Spells Player’s Handbook

, it emits Dim Light in a 10-foot radius and can’t benefit from the Invisible condition. Cantrip Upgrade. The damage increases by 1d8 when you reach levels 5 (2d8), 11 (3d8), and 17 (4d8).

Plant Growth

Spells Player’s Handbook

plants in a 100-foot-radius Sphere centered on that point become thick and overgrown. A creature moving through that area must spend 4 feet of movement for every 1 foot it moves. You can exclude one

or more areas of any size within the spell’s area from being affected. Enrichment. All plants in a half-mile radius centered on a point within range become enriched for 365 days. The plants

Fabricate

Spells Player’s Handbook

raw materials that you can see within range. You can fabricate a Large or smaller object (contained within a 10-foot Cube or eight connected 5-foot Cubes) given a sufficient quantity of material. If

you’re working with metal, stone, or another mineral substance, however, the fabricated object can be no larger than Medium (contained within a 5-foot Cube). The quality of any fabricated objects

Programmed Illusion

Spells Player’s Handbook

larger than a 30-foot Cube, and you decide when you cast the spell how the illusion behaves and what sounds it makes. This scripted performance can last up to 5 minutes. When the trigger you specify

can be activated again. The trigger can be as general or as detailed as you like, though it must be based on visual or audible phenomena that occur within 30 feet of the area. For example, you could

Death Tyrant

Monsters Monster Manual

", "rollAction":"Disintegration Ray", "rollDamageType":"Force"} Force damage. If the target is a nonmagical object or a creation of magical force, a 10-foot Cube of it disintegrates into dust. Success

throw or gain no benefit from that rest. If the death tyrant dies or moves its lair elsewhere, these effects end immediately.PoisonNegative Energy Cone. The death tyrant’s central eye emits an

Beholder

Monsters Monster Manual

":"Disintegration Ray", "rollDamageType":"Force"} Force damage. If the target is a nonmagical object or a creation of magical force, a 10- foot Cube of it disintegrates into dust. Success: Half damage. Failure

Wisdom saving throw or gain no benefit from that rest. Warping Terrain. Minor warps in reality occur near the lair; any creature (excluding the beholder) within 1 mile of the lair that makes a D20 Test

Elemental Cataclysm

Monsters Monster Manual

effects at random (roll 1d4;{"diceNotation":"1d4", "rollType":"roll", "rollAction":"Cataclymic Event"}): 1: Clinging Flames. Dexterity Saving Throw: DC 23, each creature in a 60-foot-radius Sphere

fills a 60-foot-radius Sphere centered on a point the cataclysm can see within 150 feet. The cloud lasts for 1 minute or until the cataclysm uses Cataclysmic Event again. Creatures entirely in the

Energy Bow

Magic Items Dungeon Master’s Guide

arrow emits Bright Light in a 20-foot radius and Dim Light for an additional 20 feet. This weapon has the following additional properties. Arrow of Restraint. Whenever you use this weapon to make a

an object that isn’t being worn or carried, provided the object is small enough to fit inside a 5-foot Cube. The arrow teleports the target to an unoccupied space you can see within 10 feet of

Summon Fey

Spells Player’s Handbook

Force damage. Bonus Actions Fey Step. The spirit magically teleports up to 30 feet to an unoccupied space it can see. Then one of the following effects occurs, based on the spirit’s chosen mood

10 feet of itself. Failure: The target is Charmed by you and the spirit for 1 minute or until the target takes any damage. Tricksy. The spirit fills a 10-foot Cube within 5 feet of it with magical Darkness, which lasts until the end of its next turn.

Ring of Elemental Command

Magic Items Dungeon Master’s Guide

. Elemental Focus. While wearing the ring, you benefit from additional properties corresponding to the ring’s linked Elemental Plane: Ring of Elemental Command (Air);Air. You know Auran, you have

regains 1d4 + 1 expended charges daily at dawn. While wearing the ring, you can cast a spell from it. Choose the spell from the list of available spells based on the Elemental Plane the ring is linked to

Book of Exalted Deeds

Magic Items Dungeon Master’s Guide

maximum of 24. You can’t gain this benefit from the book more than once. Enlightened Magic. After you spend the requisite amount of time reading and studying the book, any spell slot you expend to

a 10-foot radius and Dim Light for an additional 10 feet. You can dismiss or manifest the halo as a Bonus Action. While present, the halo gives you Advantage on Charisma (Persuasion) checks. In

Control Water

Spells Player’s Handbook

Until the spell ends, you control any water inside an area you choose that is a Cube up to 100 feet on a side, using one of the following effects. As a Magic action on your later turns, you can

directions. The water in the area moves as you direct it, but once it moves beyond the spell’s area, it resumes its flow based on the terrain. The water continues to move in the direction you

Apparatus of Kwalish

Magic Items Dungeon Master’s Guide

unable to benefit from bonuses to speed. 2 Forward window shutter opens. Forward window shutter closes. 3 Side window shutters open (two per side). Side window shutters close (two per

degrees clockwise provided its legs are extended. 8 Eyelike fixtures emit Bright Light in a 30-foot radius and Dim Light for an additional 30 feet. The light turns off. 9 The apparatus

Vadalis Heir

Monsters Eberron: Forge of the Artificer

. Hit: 9 (2d8);{"diceNotation":"2d8", "rollType":"damage", "rollAction":"Lunar Wisp", "rollDamageType":"Radiant"} Radiant damage, and the target emits Dim Light in a 10-foot radius and can’t

benefit from the Invisible condition until the end of the heir’s next turn. Spellcasting. The heir casts one of the following spells, using Wisdom as the spellcasting ability (spell save DC 13

Mythal Touched

Feats Forgotten Realms: Heroes of Faerûn

the ability increased by this feat and your Proficiency Bonus. You can use this benefit a number of times equal to your Proficiency Bonus, and you regain all expended uses when you finish a Long Rest

15-foot-radius, 60-foot-tall Cylinder centered on you for 1 minute, per the Reverse Gravity spell. 11-13 You and the triggering spell’s caster each make a Constitution saving throw. On a

Cube of Force Legacy

Magic Items Basic Rules (2014)

action to press one of the cube's faces, expending a number of charges based on the chosen face, as shown in the Cube of Force Faces table. Each face has a different effect. If the cube has insufficient

This cube is about an inch across. Each face has a distinct marking on it that can be pressed. The cube starts with 36 charges, and it regains 1d20 expended charges daily at dawn. You can use an

Faerie Fire Legacy

Spells Basic Rules (2014)

saving throw. For the duration, objects and affected creatures shed dim light in a 10-foot radius. Any attack roll against an affected creature or object has advantage if the attacker can see it, and the affected creature or object can't benefit from being invisible.

Each object in a 20-foot cube within range is outlined in blue, green, or violet light (your choice). Any creature in the area when the spell is cast is also outlined in light if it fails a Dexterity

Opal of the Ild Rune

Magic Items Storm King's Thunder

a benefit based on its form: Weapon. The weapon is now an uncommon magic weapon. It deals an extra 1d6 fire damage to any target it hits. Armor. The armor is now a rare magic item that requires attunement. You have resistance to cold damage while wearing the armor.

much fire to extinguish in that radius. Gift of Flame. You can transfer the opal’s magic to a nonmagical item — a weapon or a suit of armor — by tracing the ild rune there with your

Ki-rin

Monsters Mordenkainen Presents: Monsters of the Multiverse

made of soft, plant-based material—including manufactured objects like pillows, rope, blankets, and clothing—that can collectively fill no more than a 20-foot cube. The objects materialize

. Create Wood. The ki-rin conjures up one or more permanent objects made of wood, or similarly hard plant-based material, that can collectively fill no more than a 10-foot cube. The objects materialize

Ring of Shooting Stars Legacy

Magic Items Basic Rules (2014)

you can see within 120 feet of you. The spheres last as long as you concentrate (as if concentrating on a spell), up to 1 minute. Each sphere sheds dim light in a 30-foot radius. As a bonus action

disappears. That creature must make a DC 15 Dexterity saving throw. On a failed save, the creature takes lightning damage based on the number of spheres you created. Spheres Lightning Damage

Avi

Monsters Waterdeep: Dragon Heist

":"radiant"} radiant damage to a target on a hit. This benefit lasts until the end of the turn. If Avi expends a spell slot of 2nd level or higher, the extra damage increases by 1d6;{"diceNotation":"1d6

): lesser restoration, spiritual weapon 3rd level (2 slots): dispel magic, spirit guardians Reach to the Wave. At will, Avi can control the flow and shape of water in a 5-foot cube, or cause the water to

Ki-rin Legacy

Monsters Volo's Guide to Monsters

, pillows, rope, blankets, and clothing — to fill a cube 20 feet on a side. The second version permanently creates enough objects made of wood, or similarly hard plant-based material, to fill a cube

times per day, using each of the following versions of the power once. One version permanently creates enough objects made of soft, plant-based material — including manufactured objects such as cloth

Shard of the Ise Rune

Magic Items Storm King's Thunder

. Frigid Touch. As an action, you can touch a body of water and freeze the water in a 10-foot-radius sphere around the spot you touched. Once you use this property, you can’t use it again until you

transfer takes 8 hours of work that requires the two items to be within 5 feet of each other. At the end, the shard is destroyed, and the rune appears in blue on the chosen item, which gains a benefit

Darkmantle Legacy

Monsters Basic Rules (2014)

darkmantle can attack no other creature except the target but has advantage on its attack rolls. The darkmantle’s speed also becomes 0, it can’t benefit from any bonus to its speed, and it

movement. Darkness Aura (1/Day). A 15-foot radius of magical darkness extends out from the darkmantle, moves with it, and spreads around corners. The darkness lasts as long as the darkmantle

Sickening Radiance

Spells Xanathar's Guide to Everything

emit a dim, greenish light in a 5-foot radius. This light makes it impossible for the creature to benefit from being invisible. The light and any levels of exhaustion caused by this spell go away when the spell ends.

Dim, greenish light spreads within a 30-foot-radius sphere centered on a point you choose within range. The light spreads around corners, and it lasts until the spell ends. When a creature moves

Horgar Steelshadow V

Monsters Out of the Abyss

","rollAction":"Leadership Die"} to its roll provided it can hear and understand Horgar. A creature can benefit from only one Leadership die at a time. This effect ends if Horgar is incapacitated. Enlarge

Strength-based weapon attacks (included in the attacks), and makes Strength checks and Strength saving throws with advantage. If Horgar lacks the room to become Large, he attains the maximum

Hoard Scarab

Monsters Fizban's Treasury of Dragons

for 10 minutes. While outlined in this way, a creature sheds dim light in a 10-foot radius and can’t benefit from being invisible. In addition, every Dragon within 1 mile of the creature

Banner of the Krig Rune

Magic Items Storm King's Thunder

, creature types, or both that will benefit from the magic. At the end, the banner is destroyed, and the area gains the following property: While in the 500-foot-radius sphere, the creatures you chose

cause it to emanate courage. You and your allies are immune to the frightened condition while within 20 feet of it. This benefit lasts for 10 minutes or until the banner is furled. Once you use this

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

Reduced-threat Darkmantle

Monsters Tales from the Yawning Portal

becomes 0, it can't benefit from any bonus to its speed, and it moves with the target. A creature can detach the darkmantle by making a successful DC 11 Strength check as an action. On its turn, the

darkmantle can detach itself from the target by using 5 feet of movement. Darkness Aura (1/Day). A 15--foot radius of magical darkness extends out from the darkmantle, moves with it, and spreads around

Wave Legacy

Magic Items Dungeon Master’s Guide (2014)

equal to half its hit point maximum. The weapon also functions as a trident of fish command and a weapon of warning. It can confer the benefit of a cap of water breathing while you hold it, and you can

use it as a cube of force by choosing the effect, instead of pressing cube sides to select it. Sentience Wave is a sentient weapon of neutral alignment, with an Intelligence of 14, a Wisdom of 10

Swarm of Hoard Scarabs

Monsters Fizban's Treasury of Dragons

Dexterity saving throw or be outlined in blue light for 10 minutes. While outlined in this way, a creature sheds dim light in a 10-foot radius and can’t benefit from being invisible. In addition

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