Saracens will face Munster, Racing 92 and the Ospreys in next season's Champions Cup while Stuart Hogg returns to Glasgow.
Ospreys booked their place in the Champions Cup by winning a close-fought PRO14 play-off against Scarlets 21-10 at the Liberty Stadium.
Team news and views of the head coaches as Ospreys and Scarlets clash with a Champions Cup place at stake.
Wales' Nicky Smith has signed a new long-term deal with the Ospreys, keeping the prop at the region until 2023.
Benetton Rugby gained a place in the Guinness PRO14 Final Series for the first time on Saturday.
Cardiff Blues and Wales fly half Gareth Anscombe is set to join Ospreys next season.
Ulster seal play-off spot with win against Edinburgh, while Muster see off Benetton and Ospreys beat Southern Kings.
Recap Saturday's Guinness PRO14 action as Ospreys, Connacht and Edinburgh all pick up wins, while Leinster and Benetton drew.
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