Cup manipulation is not an advantage as it holds back your players quality for the previous season. So unless you intend on missing promotion then that's the only "advantage". On top of that, it doesn't even guarantee you an easy cup because other players would probably be doing the same
Season 15 - Level 15
League Winners (14) - Levels 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14
26-0-0 league (4) - Levels 3, 4, 7 & 8
Undefeated in league (11) - Levels 3, 4, 5, 6, 7, 8, 10, 12, 13, 14
Cup winners (2) - Level 1 & 14
Cup 3rd place (1) - Level 12
Champions League Winners (10) - Levels 2, 3, 4, 5, 7, 10, 11, 12, 13, 14
Champions League Runners up(1) - Level 9
>My team<