Harlequins v Clermont. Clermont travel to The Stoop to take on Harlequins in the final round of the pool stages. Can Quins make amends for their heavy away defeat to Clermont in November? [S]
The Big Tackle. Ed Jackson takes a look ahead to this afternoon's match between Harlequins and Clermont. Plus, highlights of all the best action from the previous round's games. [S]
Ospreys v Saracens: Ospreys take on title holders Saracens at Swansea's Liberty Stadium, in Pool 4, which was dubbed the Pool of Death when it was drawn. For whom will the bell toll? [S]
The Big Tackle: Ed Jackson takes a look ahead to this afternoon's Pool 4 match between Ospreys and Saracens. Plus, highlights of all the best action from the previous round's games. [S]
Leinster v Northampton: The second clash between the teams in as many weeks, as Northampton travel to Dublin to fight for access to the knockout stages against their 2011 nemesis, Leinster. [S]
Saracens v Ospreys: Three-time cup winners and current holders Saracens take on Swansea's Ospreys, who don't have the best record against them, so will have much to prove. [S]
Bath v Ulster. Live union returns to C4 for a second season as 1998 champions Bath face 1999 winners Ulster. And for extra spice, there's sibling rivalry in the shape of the Burns brothers. [S]