Rafael Nadal , Novak Djokovic and Andy Murray will play in the new IPTL . Rafael Nadal , Novak Djokovic , Andy Murray and Serena Williams are all confirmed for the exhibition league that begins in late November in Asia but the biggest draw in tennis -- Roger Federer -- Maria Sharapova and Li Na The exhibition IPTL is modeled after cricket 's successful tour in India . Among the players confirmed is women 's world No . 1 Serena Williams . But Roger Federer , Maria Sharapova , Li Na and Kei Sato all opt out .
Rafael Nadal , Novak Djokovic and Andy Murray will play in the new IPTL . The exhibition IPTL is modeled after cricket 's successful tour in India . Among the players confirmed is women 's world No . 1 Serena Williams . But Roger Federer , Maria Sharapova , Li Na and Kei Sato all opt out .