New Yellow Devil

New Yellow Devil (新イエローデビル) is the last boss from Super Adventure Rockman. It was created by the super computer Ra Moon, and is more powerful than Ra Thor. In order to defeat it, Dr. Wily's robots give all their energy to Mega Man, which he uses to defeat it and Ra Moon.

Trivia
New Yellow Devil is also known as "Ra Devil" by fans, probably to combine with Ra Moon and Ra Thor.