>>54622316most of the writers just come up with individual antagonists relevant to their character's scale
but as for actual groups, towns, and factions there's a few things that come to mind
>the etf prompt elaborates on the wider guild federation>kfc has written about the structure of his tribe>makuhita's stories are shaping the figures at play on the sand continent>chespin made a few minor locations and revisited ingame ones>delibird and linoone have their rival business to pelippersthat's currently all i can think of in terms of worldbuilding above individuals