High Quality Content by WIKIPEDIA articles! The 2012–13 Superleague Greece is the 54th season of the highest football league of Greece and the seventh under the name Superleague. The season will begin in 25 August and will end in May 2013 with the last matches of the European playoff round.Olympiacos are the defending champions, having won their 39th Greek championship in the 2011–12 season.