What are some head-to-head matches that would seem exciting, but failed to deliver or happen at all?
Kvitova - Azarenka 4-3
Was supposed to be the next big rivalry but since their amazing 2011 season, they played only once in 2015, and it was a straightforward Vika's win.
Kvitova - Serena 1-5
Played only one 3-set exciting match
Kvitova - Azarenka 4-3
Was supposed to be the next big rivalry but since their amazing 2011 season, they played only once in 2015, and it was a straightforward Vika's win.
Kvitova - Serena 1-5
Played only one 3-set exciting match