The Wizard King summons Asta after his work dealing with the Eye of the Midnight Sun. Yami tells Asta he can come with him to the royal capital, since he has to go to a conference of all the Magic Knights Captains.
Yes. They have a spell on them 
that protects their memories,
،نعم. عليهم تعويذة تحمي ذكرياتهم
Genau.
Así es.
Un hechizo protege sus recuerdos.
Así es.
Un hechizo protege sus recuerdos.
C’est cela.
Un sort protège leurs souvenirs.
Sì. Sono tutti sotto un incantesimo 
che protegge la loro memoria,
Sim. Eles ainda têm algum feitiço
neles que protege suas memórias,
Да.