Yu Yu Hakusho Episode 10 English Dubbed Episode Title:Kuwabara's Spirit Sword.Episode Description:The eight remaining finalists are entered into a tournament of one-on-one matches. The first round takes place in a temple of complete darkness. During his match, Kuwabara is faced with an opponent who can cloak his spirit energy. He soon discovers that he has a special technique of his own, that of spirit energy in the form of a sword. Using this technique, he defeats his first opponent, moving onto the next round of the tournament. Yusuke is to fight an opponent who wears a helmet that detects and absorbs spirit energy.