[5] Kunz also netted 15 times in the following season, but did so in three fewer league games as Bulle slipped to eighth in the Nationalliga B, narrowly avoiding relegation to the third tier.
Scoring six times in just ten games, Kunz was the second-top scorer in Bulle's relegation group, beaten only by teammate Andre Magnin.
[6] With Bulle in decline, Kunz joined top-flight side BSC Young Boys ahead of the 1991–92 campaign.
[7] Although Young Boys enjoyed more success in the 1992–93 season, finishing as league runners-up, Kunz only managed to score six goals in 32 appearances.
[9] With Young Boys slipping to a disappointing sixth-placed finish, Kunz transferred to third-placed FC Sion in time for the 1994–95 season.