Toulouse and Biarritz will turn their attention to domestic action when they go head to head in the Top 14 on Friday.
Defending champions Toulouse kick off the Top 14 season at home to Castres on Friday, before Toulon end the weekend in Perpignan.
Scotland scrum-half Mike Blair has confirmed that he will further his career with Brive next season.
British and Irish Lions scrum-half Mike Blair has signed with relegated club Brive, according to various reports in the French press....
Toulouse finished Top 14 regular season at the summit of the standings thanks to victory over Montpellier on Saturday.
The Top 14 play-off fixtures have yet to be decided as Montpellier visit Toulouse for a rematch of last year's final.
Toulon booked their place in the Top 14 play-offs with a narrow win at home to defending champions Toulouse on Saturday.
With just two rounds left to play, Toulon host leaders Toulouse while Racing Metro and Stade Français face off in the Paris derby.
Brive have announced the arrival of Fijian forward Dominiko Waqaniburotu from New Zealand province Waikato on a two-year deal.
Biarritz will be without number eight Imanol Harinordoquy for Saturday's Amlin Challenge Cup semi-final against Brive.
London Irish have confirmed the return to the Madejski Stadium of Shane Geraghty, who will join the club from Brive on a two-year contract....
Bayonne came from behind to edge Lyon 20-19 on Saturday to keep their Top 14 survival hopes alive and relegate their hosts.
Castres have announced several signings, with Pedrie Wannenburg and Marcel Garvey being notable acquisitions for 2012/13.
This weekend's French presidential elections will run alongside a two-way tussle for the Top 14 lead and an almighty relegation battle....
Bayonne kept their Top 14 survival hopes alive on Saturday with a 24-19 win over Biarritz in a fiercely contested Basque derby.
The 101st Basque Derby on Saturday promises to be the most dramatic in years as it is likely to decide the fate of hosts Bayonne.
Matt Giteau landed a touchline conversion after the full-time hooter as Toulon snatched a 19-all draw with Stade Français in Paris....