The Wild Knights have kept their perfect rugby campaign in Japan in tact with former Wallabies coach Robbie Deans and winger Marika Koroibete into the final.
The Reds have made mass changes for a crucial trip to Fiji, while the Waratahs will bring Argentinian Enrique Pieretto straight in to aid their injury crisis.
The Western Force's 48-10 win over Fijian Drua has kept their finals hopes alive, and they will be aiming to sweep aside the Waratahs in Perth this week.