I would amplify this and add the old idea to create a 2nd option to set the team for the 2nd day match^^ needed.
Make 3D live animations
Bring back club history and stats
Fix the game stats and mechanics (ball possession/shot efficiency, abnormal skills of players)
Re-organize associations
Re-organize auctions system (buying-selling players, negotiations)
I would amplify this and add the old idea to create a 2nd option to set the team for the 2nd day match^^ needed.