Czech Republic’s Tomas Berdych of the Obi UAE Royals in action against Canada’s Milos Raonic of the Philippine Mavericks at the second leg of the International Premier Tennis League (IPTL) at the Mall of Asia Arena in Pasay city, south of Manila, Philippines, 06 December 2015. The league features five teams made out of a hybrid mix of current and former men’s and women’s players. EPA/MARK R. CRISTINO

USA’s Serena Williams of the Philippine Mavericks in action against Serbia’s Ana Ivanovic of the Obi UAE Royals at the second leg of the International Premier Tennis League (IPTL) at the Mall of Asia Arena in Pasay city, south of Manila, Philippines, 06 December 2015. The league features five teams made out of a hybrid mix of current and former men’s and women’s players. EPA/MARK R. CRISTINO

Australia’s Nick Kyrgios of the Singapore Slammers in action during the mixed doubles match at the second leg of the International Premier Tennis League (IPTL) at the Mall of Asia Arena in Pasay city, south of Manila, Philippines, 06 December 2015. The IPTL features five teams made out of a hybrid mix of current and former tennis players. EPA/FRANCIS R. MALASIG

India’s Leander Paes of the Japan Warriors in action during the men’s doubles match at the second leg of the International Premier Tennis League (IPTL) at the Mall of Asia Arena in Pasay city, south of Manila, Philippines, 06 December 2015. The IPTL features five teams made out of a hybrid mix of current and former tennis players. EPA/MARK R. CRISTINO

Germany’s Dustin Brown of the Singapore Slammers in action during the men’s doubles match at the second leg of the International Premier Tennis League (IPTL) at the Mall of Asia Arena in Pasay city, south of Manila, Philippines, 06 December 2015. The IPTL features five teams made out of a hybrid mix of current and former tennis players. EPA/MARK R. CRISTINO