SparkMan.EXE

SparkMan.EXE is a electric NetNavi that appears randomly in the Den Tournament from MegaMan Battle Network 4. His operator is Joumon Teruo, and he cheats to win by changing Lan's Chip Folder in his PET, but Lan fixes the problem with the help of Joumon's grandfather, the chief of JomonElec, and defeats him.

Anime
In the anime MegaMan NT Warrior, SparkMan appears as a Darkloid in Axess. The first aperance of SparkMan is when Lan Hikari, Chaud, Dr. Hikari, and Dr. Regal are studying one of Nebula's Dimensional Area Generators. Chaud and Lan battle him after he activates the generator, but they lose because the generator is sucking MegaMan and ProtoMan's energy, cancelling their Cross Fusion. He reappears as "Zoano SparkMan" in Beast.

Powers and Abilities
Spark Bomb - SparkMan sends out a bomb that moves down the row, exploding in a diagonal fashion.

Spark Surge - SparkMan sends electricity down and up the columns, moving to a new row when the sparks hit all the panels on a column.

Dark Conductor - SparkMan creates a flash, then MegaMan's dark side appears behind him to strike with a sword.