VENUE: Peristeri Stadium
Alan Pulido's controversial stint in Europe is over, with Liga MX club Chivas announcing he will join them from Olympiakos.
Joleon Lescott has left Aston Villa and joined AEK Athens on a two-year deal, the Greek Superleague club have announced.
Marin made just 16 appearances for Chelsea in his debut season and had not featured for the club in three years.
Greece's sports minister has postponed the start of top-tier league matches for more than two weeks because of fears of violence.
Olympiakos have named former Portugal coach Paulo Bento as their new manager.
Olympiakos have sacked coach Victor Sanchez after less than two months in charge.