Investec Champions Cup Round 1 key head-to-heads: Finn Russell-Ihaia West, Manie Libbok-Dan Biggar and Tom Curry-Rory Darge

Bath Rugby’s Finn Russell to take on Stade Rochelais’ Ihaia West; Manie Libbok of the DHL Stormers takes on RC Toulon’s Dan Biggar while Glasgow Warriors’ Rory Darge is pitted against Sale Sharks’ Tom Curry.