Portuguese superstar Cristiano Ronaldo still needs to serve a two-match English Football Association ban before making his Al Nassr debut, an official at the Saudi club told AFP on Friday.

Cristiano Ronaldo has been urged to speak out about human rights issues in Saudi Arabia after completing his big-money move to Al Nassr.

Portugal captain Cristiano Ronaldo said his "work is done" in Europe, adding that he is relishing new challenges both on and off the pitch after being unveiled as a player of Saudi Arabian club Al Nassr on Tuesday.

Al Nassr coach Rudi Garcia said the signing of Cristiano Ronaldo was a big step forward for Saudi Arabian football after the Portuguese forward arrived in Riyadh ahead of his official unveiling on Tuesday.

Al Nassr's surprise capture of football superstar Cristiano Ronaldo is the latest in a string of high-profile sports acquisitions by oil-rich Saudi Arabia.

Portuguese superstar Cristiano Ronaldo arrived in Riyadh ahead of his grand unveiling before thousands of fans at Saudi Arabia's Al Nassr club on Tuesday, after sealing a shock move estimated at more than 200 million euros.

Cristiano Ronaldo on Friday signed for Al Nassr of Saudi Arabia, the club announced, in a deal believed to be worth more than 200 million euros.

Rene Higuita who enjoyed a madcap moment or two in his playing days, has taken to the swimming pool to celebrate his famous Wembley moment.