Minecraft Dungeons:Radiance

"Has a 20% chance to spawn a circular area that heals all allies within it."

- In-game description

"RADIANCE – Has a chance of spawning a soothing circular area around yourself, which will heal all allies within the perimeter. It's a great enchantment to consider when you're questing with friends."

- Guide to Minecraft Dungeons: A Handbook for Heroes

Radiance (named Radiance Shot on ranged weapons) is an enchantment $$ that grants a chance to create a circular area that heals allies.

Usage
Radiance creates a circular area that heals allies. The amount of health healed inside the circle increases with each tier. It is one of few enchantments applicable to both melee weapons and ranged weapons.

For melee weapons, Radiance is categorized as Powerful, and the effect appears centered on the user.

For ranged weapons, Radiance Shot is categorized as Common, while the healing area appears on the mob the attack lands on. If the enchantment is put on a melee weapon, it also heals the player and anyone else in the aura. Radiance also heals any summoned wolves, llamas, iron golems, bats, bees, enchanted sheep, and soul wizards. Also mobs tamed by a Love Medallion can be affected.