Biarritz, who won the tournament in 2012, and former winners Sale will also face Top 14 club Oyonnax and 2008 losing finalists Worcester.
Bath were drawn against Newport Gwent Dragons, Bordeaux and Italian side Mogliano in Pool Two while Newcastle, who were promoted to the Aviva Premiership last season, will face Brive, Calvisano and Bucharest in Pool Three
Former winners Wasps have two French teams in their pool, as they will face Bayonne and Grenoble as well as Italian side Viadana in Pool Four
Stade Francais, defeated finalists last season against Leinster, were drawn against London Irish, Cavalieri Prato and Madrid-based Olympus Rugby XV.
- Sports & Recreation
- Newport Gwent Dragons
- Aviva Premiership