Former Leinster and Ireland second row Ross Molony is set to make his Bath debut in a pre-season clash against a familiar foe.
Bath No8 Jaco Coetzee has signed a new one-year deal with the club, in what has been a flurry of re-signings this week.
Hooker Tom Stewart claimed a second consecutive hat-trick in the BKT United Rugby Championship to help Ulster to a six-try 40-19 victory over Dragons.
The uncapped Ulster hooker comes into the group as additional cover for Ronan Kelleher, who has a hamstring issue.
England and Gloucester winger Jonny May is set to make his first appearance of the season for Gloucester tomorrow, two days after being named in Eddie Jones' 36-player squad for a three-day camp this weekend.
Ulster made it eight wins on the bounce in this season's PRO14, putting seven tries past Edinburgh at Murrayfield on Monday night.
Defending champions France, past winners New Zealand and South Africa, Oceania champions Australia, Six Nations champions Ireland and Wales were victorious on day one of the World Rugby U20 Championship in Argentina.
Global Rapid Rugby's preparations for its inaugural season in 2020 took another step forward as its Fijian side, the Swire Shipping Fijian Latui, announced their squad for the upcoming Pacific Showcase with Western Force and Kagifa Samoa.
Glasgow Warriors centre Sam Johnson will make his Scotland debut in this Saturday’s Guinness Six Nations opener against Italy at BT Murrayfield Stadium (kick-off 2.15pm).