Currently, this feature (BAT Controls) is only limited to BATs, but what about mapset creators (rename to Controls) who can only change the language and genre, just like in the present beatmap information page?
Here is the supposed output if implemented below:

This is to give access to mappers who uploaded their mapset using b99 (assuming that there is no tags field in the osu file format v3 (correct me if I'm wrong), and in any case that some BATs are offline).
Permissions hierarchy:
BATs - Genre, Language, Offset, Title / Ranking / Files
Mappers (if not BAT)- Genre & Language
Here is the supposed output if implemented below:

This is to give access to mappers who uploaded their mapset using b99 (assuming that there is no tags field in the osu file format v3 (correct me if I'm wrong), and in any case that some BATs are offline).
Permissions hierarchy:
