The Reds has won their last six games against Unicaja and all eight of their previous meetings in Piraeus.
Unicaja recorded the most team free throws made in EuroLeague play with 35, against Olympiacos on March 15, 2006.
Giorgi Shermadini won 2013 EuroLeague title with Olympiacos. He played parts of two seasons with the Reds and was a teammate there of current Olympiacos players Vassilis Spanoulis, Georgios Printezis, Vangelis Mantzaris, Dimitrios Agravanis and Ioannis Papapetrou.
Georgios Printezis signed with Unicaja in 2009 and spent a season and a half there before returning to Piraeus.
Olympiacos center Nikola Milutinov and Unicaja swingman Dragan Milosavljevic were teammates at Partizan Belgrade for three seasons from 2012 through 2015. Together they led Partizan to a pair of Serbian League crown and one Adriatic League title.