Black Clover is getting ready to wage war between the Clover and Spade kingdoms, and the newest chapter teased the true form of Asta's Devil. Ever since the series began, the Devil residing in Asta's grimmoire has been one of the key mysteries pushing Yuki Tabata's manga further. As Asta grows in his power and working relationship with his Devil, the series has also revealed more about the Devil itself. But as the Spade Kingdom arc is exploring the Devils more than ever, it seems the series is getting ready to show us more of Asta's Devil than ever.