his time with Valencia, he was widely regarded as one of the finest central defenders in the world and is considered to be one of the club's all-time legends. Villarreal and Real Zaragoza In August 2006, Ayala was not offered a new contract by sporting director Amedeo Carboni. On 7 February 2007, he announced he would join regional rivals Villarreal at the end of the season, however before having played for Villarreal, he joined Real Zaragoza on a three-year deal on 14 July 2007. The buy-out clause in his contract with Villarreal was €6 million (£4.8 million) which was paid in full by Real Zaragoza. On 3 May 2008, Ayala scored his first goal for Real Zaragoza in the 94th minute against Deportivo de La Coruña to lead Zaragoza to a 1–0 victory. Zaragoza, however, were relegated to the Segunda División. On 22 November 2008, Ayala scored his second goal for Zaragoza, in the 73rd of a 3–0 win over Eibar. On 29 February 2009, he scored his third goal coming in the 54th minute against Real Murcia as Zaragoza won the match 4–1. In January 2010, Ayala's contract with Zaragoza was terminated by mutual consent. Racing Avellaneda On 2 February 2010, Argentine side Racing Club signed Ayala on a free transfer. International career Ayala made his debut for Argentina on 16 November 1994 against Chile under coach Daniel Passarella. Ayala played for Argentina U23 at the 1996 Summer Olympics, winning the silver medal. He played for Argentina in the 1998 FIFA World Cup and was a non-playing squad member in the 2002 competition due to a last-minute injury moments before their first match against Nigeria. He was selected as one of the three overage players then Argentina U23 won the gold medal at the 2004 Summer Olympics. Ayala played an integral part in the Argentine squad for the 2006 World Cup in Germany. He played brilliantly throughout the tournament and was picked as a member of the All Star Team. In the quarter-final against Germany, he scored a header that gave Argentina the 1–0 lead, although his side lost the penalty shootout after a 1–1 draw, with Ayala's spot kick being saved by Jens Lehmann. On 30 May 2006, In a friendly match against Angola, Ayala earned his 100th cap for Argentina. One of the best defenders in Argentina's history, on 7 February 2007 Ayala became the most capped