Brave 10, Hakkenden: Touhou Hakken Ibun 2nd Season Recommendations
-Both main characters have to look allies who will help them and they all represent something different.
-Both MCs can go evil at certain times like Shino goes insane when important people he cares about are in danger and the MC in Brave 10 goes evil at times when there is blood.
-Both MCs have a guardian with them although the MC in Brave 10 is a girl.
-The MCs also have someone after their power and want to use it for evil.