The following season, he transferred to Lazio for 40 billion lire (€20.658 million; in cash plus Marco Ballotta deal), and made over 200 appearances in Serie A and European competitions with the club, winning the Supercoppa Italiana in 2000 and the Coppa Italia in 2004. He kept playing at a very high level, being generally considered the best Italian goalkeeper behind Gianluigi Buffon.