An entity of darkness with an evil will. The one responsible for transforming monsters and the Ultras into Spark Dolls in the Dark Spark Wars that unfolded in the galaxy far away in ancient times.

Although it fought to a draw with Ultraman Ginga, it was waiting for a chance to revive.

It was revived by gaining Minus Energy and attacked Ginga with powerful dark powers.
Fires out beams from the Dark Spark, which power is comparable to the Strium Beam.