Attacking midfielder known as "El Burrito" who scored 16 goals in 87 matches for the Argentinian national team from 1993 to 2010.
He debuted professionally for River Plate in 1991.
He scored scored 9 goals in 29 appearances for Valencia during the 1997-98 season.
He was born in Ledesma, Argentina.
He and Lionel Messi were teammates on the Argentinian national team.