Minecraft Dungeons:Wraith

The Wraith is a undead hostile mob found in Minecraft Dungeons

Spawning
The Wraith can be found in the Desert Temple, Highblock Halls, Cacti Canyon, Fiery Forge, Obsidian Pinnacle, Soggy Swamp, and the Creeper Woods, where it is usually summoned by a Summoner. In default difficulty, the wraith can be found in the Desert Temple and the Highblock Halls.

Behavior
The Wraith attacks the player by generating magical blue flames on the ground that burns the player.

Stunning the Wraith while the Wraith is channeling the blue flames you are able to cancel his attack.

Trivia

 * The blue flames the wraith summons appear to be soul fire.