Özbayraklı was one of Bursaspor's star performers this season earning himself an international call-up.
Bursaspor's Ozan Tufan, Volkan Şen, Serdar Aziz and Enes Ünal well also called up by Fatih Terim to the Crescent-Stars this season.
The Green Crocodiles suffered a 3-2 defeat in the Turkish Cup final and could finishd the season in sixth place.
Özbayraklı has six assists in 42 appearances for Bursaspor in all competitions this season.
Fenerbahçe finished the Süper Lig as runners up and booked a place in next seasons Champions League competition.
The Istanbul Giants have been busy in the transfer market having already signed Simon Kjaer from Lille and being close to completing the transfer of Nani from Manchester United.