They should make it so that you cant possibly win everything with a squad of wonderkids, You should have leaders in your squad, That 33 year old player should make a difference other than just mentoring players. Player experience should have much bigger impact, A player who won lots of trophies in the past played with big clubs should be able to bring that winning mentality with him to the squad, This would make a lot of differnce in the game as in the current state you can win the league with just wonderkids