Mathieu Bastareaud is likely to face a lengthy ban after being sent off for striking a player on the ground in Toulon's win against Castres.
Rupert Cox picks out 14 things to look out for ahead of the new Top 14 season this Saturday, live on Sky Sports.
Leinster will begin the defence of their European Champions Cup crown against Wasps on October 12.
Holders Leinster have been drawn against Wasps, Toulouse and Bath in Pool One in next season's Champions Cup.
Stuart Barnes previews England's Test series against South Africa and Ireland's latest showdown with Australia.
The boot of Benjamin Urdapilleta made the difference as Castres beat Montpellier 29-13 to claim a surprise Top 14 title.
Dan Carter will miss Racing 92's Top 14 semi-final against Castres on Saturday with a hamstring injury.
South-African born France international Scott Spedding, who has taken the French league to court, has signed with Castres for next season.
Munster reached the quarter-finals for a record 17th time with a runaway 48-3 bonus-point victory over Castres.
The PRO14 features on Sky this weekend along with the World Rugby Sevens Series, Super Rugby and live matches from the Top 14.
Find out which rugby you can catch on Sky Sports over the weekend.
Find out who needs what as we head into possibly the tightest final pool stage round in the history of European competition.
Leicester were humbled 39-0 by Top 14 side Castres as a much-changed team failed to score at the Stade Pierre Fabre.
Where do things stand and who needs what ahead of the final two pool stage rounds of the Champions Cup?
As 2017 comes to a close, why not test your rugby union knowledge of all that has gone on over the last 12 months!
Racing 92 kept alive their Champions Cup quarter-final hopes by claiming a comfortable 29-7 Pool 4 victory over Castres.
Racing 92's Juan Imhoff gets a red card for a headbutt after Castres Rory Kockott is shown yellow for this tackle.
Racing 92 have made six changes to their starting XV for the visit of Castres on Saturday, live on Sky Sports Action.
Who made the most metres in Round 3 of the Champions Cup? The most tackles? Test yourself by taking our quiz.
Benjamin Urdapilleta's late penalty saw Castres edge past Racing 92 with a 16-13 win in Champions Cup Pool Four.