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.
...I'll become the Wizard King!
!سأصبح إمبراطور السّحر...
… der König der Magier!
¡Seré Rey Mago!
¡Seré Rey Mago!
Empereur-Mage !
...diventerò l'Imperatore Magico!
...eu serei o Rei Mago!
Королём-чародеем!