 During his two seasons at Milan he collected a UEFA Champions League (1989) medal and a Scudetto (1988), as well as the 1989 European Super Cup and Intercontinental Cup titles.During his time at Milan, Fuser also spent time on loan at Fiorentina during the 1990–91 season, before completing a move to Lazio in 1992.This turned out to be arguably his most successful time in football becoming a fan favourite while playing 188 games in six years, scoring 35 goals and winning the Coppa Italia and reaching the UEFA Cup Final in 1998, as the club's captain.