Belphemon

Belphemon is a Mega-Level Virus Digimon and one of the Seven Great Demon Lords. Kurata found Belphemon's egg, and feed it the life force of Digimon data in order for it to be revived. Kurata used Belphemon in order to try conquer both human and Digital worlds. Kurata even fused himself in Belphemon's rage mode in order to control him, but both of them were defeated by Marcus Damon and Agumon.

Trivia

 * Belphemon will guest star in Jaden meets the Incredibles.