Cardfight!! Vanguard: Legion Mate-hen Episode 21 English Subbed Episode Title:Vow of the Blue Flames.Episode Description:Elsewhere in the sanctuary, Kamui fights Gaillard. Despite Kamui's strong feelings to save Aichi, Gaillard claims that Aichi willingly chose to be sealed away. Gaillard defeats Kamui, who has his memories of Aichi erased and is sent back to Earth like Miwa and Misaki before him. Kai and Naoki manage to reach the chamber where Aichi is sealed but are soon confronted by Gaillard...