All matches are friendlies and the only thing to link them is that they are organised by the same company.

The Summer of Champions was founded in 2010, by Sportfive's subsidiary, "The Sports Promoters".

[1] The 2011 edition featured a match which didn't include a German side, but was played in Bochum, Germany.

The 2012 edition featured a match which didn't include any German side, and was played outside Germany.

Also, since 2012 it was hosted the Summer of Champions' Cup in Bucharest, Romania.