 At the beginning of the third season, after four appearances with the club, he was acquired by Serie A club Reggiana.He made his Serie A debut with the club during the 1994–95 Serie A season, on 27 November 1994, in a 0–0 draw against Cagliari.Although the club suffered relegation, they immediately gained Serie A promotion again, and Mazzola became a permanent member of the starting line-up.