Cardiff Blues hooker Matthew Rees has been handed a seven-week ban for stamping on Nick Easter of Harlequins.
A Mark Wilson hat-trick and four tries from Marcus Watson eased Newcastle to a 55-7 victory against Enisei-STM.
There were wins for Sale and Connacht in the Challenge Cup on Saturday while London Irish lost away to Grenoble.
Edinburgh made it two wins out of two in Challenge Cup Pool 5 with a 27-6 success in Agen.
World Cup winner Ben Franks could make his London Irish debut in Saturday's Challenge Cup trip to Grenoble.
Cardiff Blues marked Jonah Lomu's death with one minute of applause ahead of their Challenge Cup against Harlequins.
Blues hooker Matthew Rees was shown a straight red card for stamping on the head of Nick Easter in the Challenge Cup.
Team news as Agen host Edinburgh and Montpellier square off with Calvisano in the Challenge Cup on Friday.
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Connacht coach Pat Lam has given his backing to further matches in Siberia despite his side's nightmare journey this weekend.
Newport Gwent Dragons opened Challenge Cup campaign with a 30-12 bonus-point win over Sale Sharks at Rodney Parade.
A look back on all the Challenge Cup action from Saturday including Cardiff Blues v Calvisano and London Irish v Agen.
Connacht opened their European Rugby Challenge Cup campaign with a 31-14 over Enisei-STM in Siberia.
All of this weekend's Champions Cup and Challenge Cup games in France have been postponed due to the tragic events in Paris on Friday night.
Jonathan Mills will captain the Sale Sharks for the first time when they take on Newport-Gwent Dragons in the Challenge Cup.
Newcastle got their Challenge Cup off to a poor start with a 13-9 away defeat to Brive on Friday night.
Edinburgh scored three tries as they began their Challenge Cup campaign with a 28-10 win over Grenoble.
All the team news ahead of Saturday's Challenge Cup matches, including London Irish v Agen and Gloucester v Zebre.
Jake White's first audition for the vacant England head coach job ended in a 41-18 six-try defeat at Harlequins.
Scotland flanker John Hardie makes his Edinburgh debut in Friday's Challenge Cup opener against Grenoble at Murrayfield.