Minecraft Dungeons:Ambush

"Attacks on mobs that are not actively targeting you deal increased damage"

- In-game description

Ambush is an enchantment $$ added in the 1.10.2.0 update that causes weapons to deal more damage if an enemy is not focused on the player. The damage increases with each tier. It is the natural enchantment of the backstabber and the swift striker.

Usage
Any melee weapon enchanted with Ambush allows increased damage to enemies that aren't targeting the player. The damage increases per tier with the highest being +45% damage.

zh:MCD:伏击