Beaten semi-finalists this past season, Leinster have been handed the stiffest of draws in the 2015/16 European Champions Cup - they have reigning European champions Toulon, Aviva Premiership runners-up Bath and resurgent Wasps for company in Pool 5.
Connacht's quest to qualify for next season's European Champions Cup takes them back to Kingsholm on Sunday where they will be gunning for revenge against their Challenge Cup conquerors from earlier in the season, Gloucester.
A last-minute try from Denis Buckley earned Connacht a deserved losing bonus point at home to the Ospreys, as the province secured their best-ever GUINNESS PRO12 finish of seventh and qualified for a European Champions Cup play-off away to Gloucester.
Connacht enter the final round of the GUINNESS PRO12 in seventh place which would secure them a European Champions Cup play-off away to Gloucester. The westerners could yet finish in the top six depending on how they get on against the Ospreys and results elsewhere.
Connacht need to bring home as many points as possible from Parma as they continue their challenge for a top six finish in the GUINNESS PRO12 and qualification for next season's European Champions Cup.