The fused, powered-up form of Kaira the Snake King and the Great King Enma. With tremendous speed and terrible dark power, he plays with the enemies that stand in his way, binding their movements with darkness.
Yami Enma is a humanoid Yo-kai with gray colored skin and spiky white hair that covers one of his eyes. His eyes are green with a red circle covering the pupils. He wears a V-neck cut black shirt and a half-worn white kimono with golden adornments, and black flame patterns on the sleeves and bottom of his hakama. Around his waist he wears a blue and golden sash tied in a ribbon, underneath is an extra red sash. Around his body he wears what seems to be a boa that resembles purple flames.
The player has a chance of befriending Yami Enma by besting him in battle after clearing his dungeon, to access the dungeon, the player must possess the "Yami Enma Stone" or the "Yami Enma Stone∞" (obtained via QR code).