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, also known as Radiance Shot on ranged weapons, is an enchantment that can be found within the various missions of Minecraft Dungeons.

Usage
Radiance creates a circular area that heals the hero and their 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, the healing aura appears centered on the user, and it has a 20% chance to activate.

For ranged weapons, Radiance Shot is categorized as Common, the the healing aura appears on the mob the attack lands on, and it has a 50% chance to activate.