Fan:Master Baron

Master Baron (also known as Kaiser Baron in Japanese version) is the alter-ego of the original Kumon Kai and true main antagonist in PR Digimon Tri. Arc. He is the mastermind behind the events of infecting Digimon into evil, controlling both King Drasil and Alphamon, corrupting Kari and Meiko's minds and control his ultimate weapon Ordinemon which his goal: to kill Samuel Nakaoka the Second and Kolda Kazeruto and recreate the universe with his own image.

Arcadrasilmon
Arcadrasilmon is the digifused form of Red Master Baron (Revived) and King Drasil.

Arcadrasilmon King Mode
Arcadrasilmon King Mode is the true form of Arcadrasilmon.

Ogudomon Kai
Ogudomon Kai is the ultimate fusion of Kumon in his Red Master Baron (Revived) and Mira. Fu comments that his ultimate form is born from Kumon's eternal hatred and Mira's dark evolution. He is the final boss in Power Rangers: Xenostory.

Trivia

 * His movie counterpart is much different than the TV series counterpart since Kumon has no alter-ego name.