Fenerbahce begins its Turkish league title defense on Friday against newly promoted Istanbul Buyuksehir Belediyespor. Here's what Fenerbahce and Istanbul rivals Galatasaray and Besiktas have done to help themselves for the 2007-08 season.

FENERBAHCE. Former Real Madrid defender Roberto Carlos will be at home at Fenerbahce, which is coached by former Brazilian great Zico. Other Brazilian players include newly appointed captain Alex de Souza, forward Deivid de Souza and defender Edu Dracena. Wederson and Mehmet Aurelio have dual Brazilian and Turkish citizenship.

GALATASARAY. Galatasaray's major signing is also a Brazilian. Lincoln was signed from German club Schalke 04, which he led to second place in the Bundesliga. It also added another midfielder in Swedish international Tobias Linderoth from FC Copenhagen.

BESIKTAS. Besiktas snapped up two Fenerbahce players -- veteran keeper Rustu Recber and midfielder Mehmet Yozgatli. It also signed a pair of midfielders from abroad: Chilean international Rodrigo Tello from Portugal's Sporting and Frenchman Edouard Cisse from Paris St. Germain.