From RWBY we have The Happy Huntresses Cinematic Universe, a series of tales involving the future defenders of Mantle in their Atlas Academy days. Warnings for violence, racism, serious injuries, more racism, social corruption and the people that stand against it, dealing with abuse in school dorms, and racism.
https://archiveofourown.org/series/1646263
https://archiveofourown.org/series/1646263