Stormers and Leicester to face holders La Rochelle in Champions Cup pool

French heavyweights Stade Francais are also in the stacked pool, which features reigning champions La Rochelle and runners-up Leinster, asl well as English challengers Leicester and Sale Sharks.

Premiership champions Saracens and Bristol, who replaced London Irish after the Exiles went into administration, will tackle Bordeaux-Begles, Vodacom Bulls, Lyon and Connacht in Pool 1.

Bath, Champions Cup qualifiers following a dramatic last day of the Premiership season, are in Pool 2 alongside Harlequins.

They will take on newly-crowned French champions Toulouse, Racing 92, Ulster and the solitary Welsh representative Cardiff.

Past tournament winners Exeter and Northampton are in Pool 3, where they will face fixtures against United Rugby Championship title holders Munster, Glasgow, Bayonne and Toulon.

Premiership challengers Gloucester have been handed a tough European Challenge Cup draw, being grouped in Pool 3 alongside Clermont Auvergne, Scarlets, Edinburgh, Castres and a yet-to-be-announced invited club.

Newcastle are in Pool 2 with Ospreys, Benetton, Montpellier, Perpignan and Emirates Lions, while Pool 1 comprises another invited club alongside Dragons, Pau, Oyonnax, Zebre Parma and Cell Sharks.

The top four in each group progress to the Challenge Cup round of 16, where they will be joined by the four fifth-placed Champions Cup teams.

The Challenge Cup and Champions Cup finals take place at Tottenham Hotspur Stadium on May 24 and 25.