Also should cover loaning players out as well as in - saving wages in FFP by sending players on loan to teams in the same party ownership. Blanket ban for it to be fair
https://www.transfermarkt.co.uk/sandro-tonali/leistungsdatendetails/spieler/397033/plus/0?saison=2022&verein=&liga=&wettbewerb=&pos=&trainer_id=
Played the vast majority of his games last season at DM