The 2015 European League of Legends Championship Series (2015 EU LCS) was the third season of the European League of Legends Championship Series.
The Summer Split began with a rematch of the 2015 EU LCS Spring playoff finals between Unicorns of Love and fnatic. It was won by fnatic, their fifth split title. Most matches were played at a film studio in Adlershof, Berlin. The finals were played at the Hovet Arena Globentorget, Arenatorget in Johanneshov, Stockholm, Sweden.