Holders and three-time winners Saracens will begin their Champions Cup defence against French giants Racing 92 in Paris on 17 November.
The day before, four-time champions Leinster face Benetton Rugby.
And last season’s Challenge Cup champions Clermont host Premiership side Harlequins.
Leicester start their Challenge Cup campaign at home against French team Pau after failing to qualify for the Champions Cup.
Two-time Champions Cup winners Munster and Welsh side Ospreys join Premiership champions Saracens and…