With its references to folklore and mythology, a litany of fun characters, and cool magical abilities, Black Clover quickly became one of the most popular anime series in just a few years. Anchoring the story is Asta — the relatable Shonen teenager born without magical powers in a universe where everyone else has them — and his friendship/rivalry with Yuno.
Source:https://www.cbr.com/black-clover-anime-strongest-villains/