Football icons Lionel Messi and Cristiano Ronaldo will go head-to-head probably for one last time when Cristiano Ronaldo's Riyadh All-Star XI take on Paris Saint-Germain in Saudi Arabia on Thursday. With the Argentine superstar a World Cup champion with PSG and the Portuguese talisman now playing his trade in the Saudi Pro League, the world will hold its breath for one final time to witness arguably the greatest individual football rivalry of the modern era. (More Football news)