[1] After two years in the second tier, Gossau suffered relegation, but in the following 1995–96 season again won the group 4 championship and again achieved promotion in the play-offs.
[2] At this point FC St. Gallen hired Hegi, who had retired from his active playing career, as their new head-coach.
[3] Under Hegi's successor Marcel Koller, Zwyssig remained regular starter and in the 1999–2000 Nationalliga A they won the Swiss championship.
Wacker Tirol filed bankruptcy and they were forced to sell their most valuable players; Zwyssig inevitably left the club in the winter break of that season.
[6] He played his domestic league debut for the team one week later in the away game in the Cornaredo as Basel won 5–2 against Lugano.
[7] Ironically, he scored his first goal for his new team on 4 April in the away game in the Espenmoos as Basel won 3–1 against his former club St.
Just four days later they played in the cup final against Grasshopper Club winning 2–1 in extra time they won the double.
They ended this in second position behind Valencia, but ahead of Liverpool and Spartak Moscow to advance to the second group stage.
[10] Basel ended their league season as runners-up, but in the cup they advanced to the final and here they beat Xamax 6–0 to defend the title.
But with two victories, 2–1 away against Ferencvárosi TC and 1–0 at home against Feyenoord, saw Basel rise to third place in the group table and advance to the knock-out stage.
In the round of 32 in the 2004–05 UEFA Cup, a home game in the St. Jakob-Park on 17 February 2005, Basel played a goalless draw against Lille OSC, but the return leg were defeated 2–0 and were eliminated.
[14] Basel completed all the 2004–05 Super League season's seventeen home games undefeated, winning thirteen and drawing four.
[15] In the first round of the 2004–05 Swiss Cup Basel played away against local amateur club FC Oberdorf winning 4–0.