Pichot has been the very essence of the Argentine national side since his debut at the age of 20.
Team: Stade Francais
Debut: 30/4/95 v Australia
Past World Cups: 1995 and 1999
Did you know? Former Argentine sports personality of the year
Now 29, his energy and enthusiasm for the game shows absolutely no sign of waning.
Argentina will rely heavily on him this time around as he barks instructions to his forwards and rifles the ball out to his backs.
His partnership with Felipe Contepomi, which has flourished on a weekly basis at Bristol, could prove the key to how they fare.
Pichot's burrowing runs, with his flowing locks in tow, ought to be a feature of every Argentina game.