On winter pre-season, Scouting Team players and twin brothers Petko Hristov (01/03/1999, center back) and Andrea Hristov (01/03/1999, center back), played together a friendly game with PFC Slavia Sofia against FC Oleksandria (Ukraine). Despite a full fit Petko Hristov and Andrea Hristov, PFC Slavia Sofia lost 0-1 at Antaliya's stadium (Turkey).