Isagi's team cinched a win due to the awakening of Barou as a villain on the field. To cause more chemical reactions in the fourth stage, they picked one player from the other team, who demonstrated ego to devour them during the game. In the meantime, Bachira and the Top 3 are looking for the next opponent. Rin sees through Bachira's "monster" during their training, which forces Bachira to face his own ego.
It's a wonderful thing to have 
something you want to believe in.
من الرّائع أن تمتلك شيئاً تريد الإيمان به
Es ist eine wunderbare Sache,
dass du etwas hast, an das du glauben willst.
Es maravilloso
que tengas algo en lo que creer.
Es maravilloso
que tengas algo en lo que creer.
C’est formidable
de s’en tenir à ses principes.
È bello che tu creda fermamente in qualcosa.
É maravilhoso que você tem 
algo em que quer acreditar.
Это здорово,
что у тебя есть цель и мечта.