The best teams in Europe have just two remaining games to cement their place in the knock-out stages of the Heineken Cup, which means competition this weekend will be fierce.
As well as our extensive TV coverage of this weekend's games - click here for details - our Sky Sports Rugby Union Score Centre will keep you up to date with who is winning the battle in Europe, while our interactive live blog will also give you a unique insight into what is happening.
The weekend's action kicks off with Racing Metro against Scarlets and ends on Sunday when Saracens face French giants Toulouse as the battle for supremacy in Pool 3 reaches a defining moment.
Harlequins face a crucial clash with last season's runners up Clermont Auvergne in one of the picks of the round, with the English side back on the trail of their French rivals in Pool 4 following back-to-back wins over Racing Metro in December.
Defending champions Toulon take on Cardiff Blues in a top-of-Pool-2 clash in France on Saturday, with the French side looking to confirm their place among the quarter-finalists.
Meanwhile, Gloucester will be desperate to keep alive their slender hopes of qualifying for the last eight with victory over Munster in Pool 6 on Saturday.
Leicester Tigers will be watching Pool 5 rivals Ulster closely as the Irish side take on Montpellier on Friday night, before the English champions take on Treviso on Saturday.
Plus, Northampton will look to put further pressure on Leinster in Pool 1 with victory over the Ospreys on Sunday.