According to some shitty site these players are up for sale.

PLAYER ESTIMATED VALUE (£) AGE NATIONALITY
Jerzy Dudek Free 36 Polish
Royston Drenthe 6 million 22 Dutch
Fernando Gago 7 million 23 Argentine
Ezequiel Garay 4 million 23 Argentine
Guti 1.5 million 33 Spanish
Rafael Van de Vart 5 million 26 Dutch
Mahamadou Diarra 5 million 28 Malian
Ruud Van Nistelrooy 3 million 33 Dutch

Who do you want to sign? And why. (The above was a table i copied and pasted, so it may come out all mangled and naff seeing as DiS messageboards don't take any form of text editing very well.