Frederic Michalak put on a masterclass Saturday as he scored 27 points in Toulon's 32-28 French Top 14 win over Toulouse.
French Top 14 leaders Clermont, who stunned European champions Toulon last week, slumped to a 26-24 loss at Brive on Friday in a bruising game which saw three yellow cards.
Toulon boss Mourad Boudjellal wrote to French President Francois Hollande concerning the 16-week ban imposed on coach Bernard Laporte.
Five-time champions Biarritz were relegated from the French Top 14 on Saturday ending an 18-year stay in the elite division.
Clermont took pole position in the French Top 14 by deposing bitter rivals Toulon 22-16 to take their four-year undefeated home record to 74 matches.
Toulon coach Bernard Laporte had his 13-week ban for a bitter verbal attack on a referee extended to a season-ending 16 weeks on Friday.
The present French side can go on and win the World Cup next year, despite a third successive disappointing Six Nations campaign.
Brian O'Driscoll heads into the sunset of retirement as a Six Nations champion, after Ireland edged France 22-20 in Paris on Saturday.
England flyhalf Toby Flood has signed a three-year deal with Top 14 giants Toulouse from English heavyweights Leicester.
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