If you want the best team in the world you must be a good team with plenty of money and it must be your first season. Then search for these players.

Mitea (Ajax)
probable fee= £6mil
Value after a season or two= £14mil

Snijder (Ajax)
probable fee= £7mil
Value after a season or two= £20mil

Roninho (Santos)
probable fee= £6mil
Value after a season or two= £25-30mil

Tevez (Boca)
probable fee= £7mil
Value after a season or two= £30mil

Kompany (Anderlecht)
probable fee= £5mil
Value after a season or two= £20mil

Juan (Leverkusen)
probable fee= £3.5mil
Value after a season or two= £19mil

Gilardino (Parma)
probable fee= £18.mil
Value after a season or two= £35mil

Diego (Porto)
probable fee= £15mil
Value after a season or two= £25 mil

Tuncay (Fenerbahce)
probable fee= £10mil
Value after a season or two= £30mil

Petre (Galataseray)
probable fee= Free at end of first season
Value after a season or two= £6mil (should be more)

Vágner Love (CSKA Moscow)
probable fee= £9mil
Value after a season or two= £17mil