S2, E4: Valt and Rantaro are far from home, but are given the opportunity to duel with a familiar face. They are pleased to show off their new skills, but soon find that they are not the only ones who have improved in battle.

S2, E4: Valt and Rantaro are far from home, but are given the opportunity to duel with a familiar face. They are pleased to show off their new skills, but soon find that they are not the only ones who have improved in battle.