Clermont Auvergne are up and running in the Top 14 as Peter Betham inspired a 28-10 win over La Rochelle on Sunday.
There were shock wins for Bayonne and Bordeaux-Begles as the Top 14 returned for the 2019-20 season on Saturday.
After Toulouse beat Clermont Auvergne to win the Top 14 title for the 20th time, Ugo Mola paid tribute to his players.
Toulouse won the Top 14 final for the first time in seven years thanks to Yoann Huget's double against Clermont Auvergne.
Ronan O'Gara will take the next step in his coaching career with Top 14 side La Rochelle after the Irishman opted to leave the Crusaders.
The teams who finished first and second in the Top 14 regular season will contest the final after Clermont Auvergne got the better of Lyon.
Toulouse booked their place in a Top 14 final for the first time since 2012 after they overcame La Rochelle in Bordeaux.
Lyon booked a Top 14 semi-final against Clermont after a hard-fought 21-16 victory over Montpellier on Saturday.
La Rochelle finished behind Racing 92 in the Top 14 regular season but dumped the Paris club out of the play-offs on Friday.
There will be a new Top 14 champion after Castres missed out on a top-six finish with a final-day defeat to Toulon.