Black Clover Episode 38: The Magic Knights Captain Conference
Episode 38 of 170 of Black Clover, aired June 26, 2018, 25 minutes. Available with English subtitles and dub where released.
Episode summary
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.