Saracens sealed a bonus-point victory over Connacht, while the Stormers claimed a last-gasp win over La Rochelle in Saturday's early Champions Cup games.
There were impressive away victories for Northampton Saints and Bordeaux-Begles over Glasgow Warriors and Connacht in their Champions Cup openers on Friday.
Connacht will receive a boost ahead of Friday's Champions Cup opener against Bordeaux-Begles with star centre Bundee Aki set to make a return to action.
The ever-exciting Champions Cup returns this weekend with some mouth-watering fixtures including the Bulls hosting Saracens and La Rochelle v Leinster.
A last-gasp Ciaran Frawley try sealed a 24-22 win for Leinster over Connacht in Galway, while Benetton beat the Ospreys 18-13 in Treviso on Saturday night.
Check on the team news and our predictions for Round Three of the United Rugby Championship, with two games on Friday, five on Saturday and one more on Sunday.
The Stormers handed the Scarlets their second successive heavy URC loss while Connact and the Ospreys sealed wins over Glasgow Warriors and Zebre Parma respectively.
Debutant Ben Healy guided Edinburgh to victory over the Dragons while Connacht, the Stormers and Ulster also sealed wins over the Ospreys, Lions and Zebre respectively.