Initially threatened by Mayuka's presence and attacks her, but later breaks her trance and joins Tenchi in the underworld. She is injured by a mind-controlled Mayuka but later accepts and promises to train the resurrected Mayuka.
Ryoko initially views Mayuka as a threat to Tenchi and confronts her aggressively.
Core allies who fight together to rescue hostages and defeat the antagonist.
Yuzuha's forces directly harm Ryoko, cementing their adversarial relationship.