Minecraft Dungeons:Regeneration

"If you avoid taking damage for 10, you will start regenerating health."

- In-game description

Regeneration is an unused enchantment in Minecraft Dungeons that will heal the players health over time if the don't take damage for at least 10 seconds. It still can be found applied to mobs however.

Trivia

 * Despite having an icon and tiers, it can only be applied to enchanted mobs as a random enchantment and not available to the player.

zh:MCD:生命恢复