Concrete Revolutio: Choujin Gensou, Boku no Hero Academia Recommendations
Boku no Hero Academia and Concrete Revolutio are both series about superpowers done by studio Bones. Each show has a first cour of 13 episodes. Both have a fairly large cast. Each of them have somewhat unique art styles. They are also both fairly weird series. If you liked one, you will probably like the other.
Both My Hero Academia & Concrete Revolutio depict a world full of superheros, but interestingly they go about this in almost opposite ways.
In My Hero Academia humans with superpowers known as 'quirks' make up the majority in society, rendering the minority of normal humans inferior. We see this through Midoriya whose starts the series quirkless and set aside from those around him, until one day he's given a powerful quirk from his childhood hero All Might. The series then follows Midoriya as he attends UA High to get a hold of his newly acquired power.
Concrete Revolutio depicts an alternative Japan where superhumans are the minority