Minecraft dungeons: warden

Warden is a mini boss in minecraft dungeons.
Information
Can be found in Spiral Caves DLC.
They can be found on levels such as
-dripstone caves (adventure, apocalypse)
-Deep dark biome
-underground fortress
Can hear vibrations, and can deal lot of damage
Drops
-emeralds
-consumables
-warden armor
-sensor sculk
-any other item