The leader of the Dark Army. He forcibly conscripts citizens to manufacture weapons such as the Super Dimensional Destruction Cannon, and plots to rule the world through terror and force. His own combat abilities far surpass those of the Potris Knights.



In a raving world, legendary knights stood up. Will they become gods of war or world saviors? Three Portriss Knights and sole human boy are now going to change the World!<br><br>
Portriss Planet, home of where robots live in peace. However, this peacefulness was ruined by the sudden appearance of a Dictator "Dark Portriss". Dark Portriss plans to attain infinite powers through the use of the "Space-time destroying Cannon". The only ones able to stop this are the Portriss Knights! A boy, Yuuma, accidentally got into the Portriss World, and the Portrisses` adventure begins!<br><br>
(Source: AniDB)

[Wiki (jp)](https://ja.wikipedia.org/wiki/土師孝也)