Asta and the other Magic Knights chosen to train in the Heart Kingdom are joined by Magna and they finally start their training under Loropechika and the Spirit Guardians of Lightning, Earth, Plants, Fire, and Wind and Undine. Since Asta has no magic to begin with, he ends up sparring with Gaja, the Spirit Guardian of Lighting.  They Magic Knights all work harder to surpass their limits.
against that one unless Undine and I, 
as well as the two of you, join forces.
.إلّا إذا وحدّنا قوانا أنا وأونديني وأنتما
wenn ich, Undine, du und Nero
nicht zusammenarbeiten.
l'unico modo sarà che Undine e io 
uniamo le forze con voi due.
a menos que a Undine e eu,
bem como vocês duas, unam forças.