Shademon

Shademon is an Unidentified Digimon. It is a Digimon with no substance that haunts the shadows of humans and Digimon. It feeds on the despair of the haunted opponent and transforms it into its own nourishment, and it is said that which fiendish Digimon it digivolves to varies by the amount ingested.

Attacks
 * Free Death Fall: Continuously displays illusions of being knocked to the ground 10000 times.
 * Kill Me: Manipulates the surrounding Digimon to assault the enemy who is being haunted.

Etymologies
Official romanization given by the Digimon Reference Book and used in the franchise.
 * Shademon (シェイドモン)