well, that's coming almost every month as a suggestion but needs a lot of work to have success than causing more problems (re-organizing associations, merge servers, re-group higher lv teams)

few recent threads about it

https://forum.topeleven.com/suggesti...tries-cup.html
https://forum.topeleven.com/suggesti...elegation.html
https://forum.topeleven.com/suggesti...er-league.html
https://forum.topeleven.com/suggesti...promotion.html