Can you rank these players?

Van Persie, Messi, Drogba, Ronaldo, Robben, Rooney, Nani, Higuain, Ozil, Van der Vaart, Torres, Suarez, Pedro, David Villa, Berbatov, Eto'o, Ibrahimovic, Anelka, David Silva, Carlos Tevez. If you have anybody else you could throw them in