being boon diffusing casting radius

Boon of Quick Casting

Compendium - Sources->Dungeons & Dragons->Dungeon Master’s Guide (2014)

Boon of Quick Casting Choose one of your spells of 1st through 3rd level that has a casting time of 1 action. That spell’s casting time is now 1 bonus action for you.

Torch

Equipment

A Torch burns for 1 hour, casting Bright Light in a 20-foot radius and Dim Light for an additional 20 feet. When you take the Attack action, you can attack with the Torch, using it as a Simple Melee weapon. On a hit, the target takes 1 Fire damage.

Boon of Spell Recall

Feats Player’s Handbook

Epic Boon Feat (Prerequisite: Level 19+) You gain the following benefits. Ability Score Increase. Increase your Intelligence, Wisdom, or Charisma score by 1, to a maximum of 30. Free Casting

Plant Growth

Spells Player’s Handbook

This spell channels vitality into plants. The casting time you use determines whether the spell has the Overgrowth or the Enrichment effect below. Overgrowth. Choose a point within range. All normal

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

Silence

Spells Player’s Handbook

For the duration, no sound can be created within or pass through a 20-foot-radius Sphere centered on a point you choose within range. Any creature or object entirely inside the Sphere has Immunity to

Thunder damage, and creatures have the Deafened condition while entirely inside it. Casting a spell that includes a Verbal component is impossible there.

Otiluke's Freezing Sphere

Spells Player’s Handbook

A frigid globe streaks from you to a point of your choice within range, where it explodes in a 60-foot-radius Sphere. Each creature in that area makes a Constitution saving throw, taking 10d6 Cold

against your spell save DC to break free. You can refrain from firing the globe after completing the spell’s casting. If you do so, a globe about the size of a sling bullet, cool to the touch

Teleportation Circle

Spells Player’s Handbook

As you cast the spell, you draw a 5-foot-radius circle on the ground inscribed with sigils that link your location to a permanent teleportation circle of your choice whose sigil sequence you know and

. You can create a permanent teleportation circle by casting this spell in the same location every day for 365 days.

Glyph of Warding

Spells Player’s Handbook

glyph erupts with magical energy in a 20-foot-radius Sphere centered on the glyph. Each creature in the area makes a Dexterity saving throw. A creature takes 5d8 Acid, Cold, Fire, Lightning, or

Thunder damage (your choice when you create the glyph) on a failed save or half as much damage on a successful one. Spell Glyph. You can store a prepared spell of level 3 or lower in the glyph by casting

Adventurer's Ring

Magic Items Forgotten Realms: Heroes of Faerûn

Lamps are a liability on adventures. Delicate and prone to oil spillage, lamps fill a hand that should otherwise be wielding a weapon or casting a spell. Once you try one of our elegant and practical

20-foot radius and Dim Light for an additional 20 feet. As a Bonus Action, you can close the cover, smothering the flame, or open it again.

Boon of Blazing Dawn

Feats Astarion's Book of Hungers

Epic Boon Feat (Prerequisite: Level 19+) You gain the following benefits. Ability Score Increase. Increase one ability score of your choice by 1, to a maximum of 30. Beloved of the Sun. You have

turn when you hit a creature with an attack that deals Radiant damage, you can emit Bright Light in a 30-foot radius from yourself and Dim Light for an additional 30 feet until the start of your next turn. This light is sunlight.

Spellfire Storm

Spells Forgotten Realms: Heroes of Faerûn

You conjure a pillar of spellfire in a 20-foot-radius, 20-foot-high Cylinder centered on a point within range. The area of the Cylinder is Bright Light, and each creature in it when it appears makes

. When you cast this spell, you can designate creatures to be unaffected by it. Casting as a Circle Spell. In addition to the spell’s usual components, you must provide a special component (a

Doomtide

Spells Forgotten Realms: Heroes of Faerûn

You create a 20-foot-radius Sphere of inky fog within range. The fog is magical Darkness and lasts for the duration or until a strong wind (such as the one created by the Gust of Wind spell

ends its turn inside the Sphere. A creature makes this save only once per turn. The Sphere moves 10 feet away from you at the start of each of your turns. Casting as a Circle Spell. Casting this as a

Will-o'-Wisp (Variant)

Monsters The Wild Beyond the Witchlight

sheds bright light in a 5- to 20-foot radius and dim light for an additional number of feet equal to the chosen radius. The will-o’-wisp can alter the radius as a bonus action.Shock. Melee

(as if concentrating on a spell). Magic Boon (Recharges after a Long Rest). The will-o’-wisp grants a boon to one creature it can see within 5 feet of it that isn’t an Undead. The boon

Priest of Osybus (Blazing)