Ireland and Leinster back-row Sean O’Brien will miss between eight to 12 weeks of action following a fractured arm that he sustained during the autumn international game against Argentina.
Leinster kick-started their Heineken Champions Cup with a bang as they trounced Wasps 52-3 during their Pool 1 encounter at RDS Arena in Dublin on Friday.
As European rugby's elite club competition returns this weekend, TRU's Joe Harvey runs the rule over some of the standout fixtures from the opening round of this year's Heineken Champions Cup.
With just over two weeks to until the start of the new Pro 14 season, Rhiannon Garth Jones takes her pick of six players who could shine in the 2018/19 campaign.
Leinster's chances of completing a double this season has received a huge boost with Jonathan Sexton declared fit ahead of the Pro 14 final clash against Scarlets to be played at Aviva Stadium on Saturday.
Scarlets will miss the services of Scotland international John Barclay for the upcoming Pro 14 final clash against Leinster at Lansdowne Road on Saturday due to injury.
Leinster managed to overcome a late score from Munster as they edged out their Irish rivals with a 16-15 margin in Dublin to reach the final of the Pro 14.
Leinster came from behind and managed to edge out Racing 92 15-12 in a thrilling final at San Mames Stadium on Saturday to clinch the European Champions Cup title.
Ireland international Fergus McFadden will miss the European Champions Cup final for Leinster against Racing 92 at San Mames Stadium on Saturday following an injury.
Teddy Thomas scored a double while Maxime Machenaud contributed with 20 points as Racing Metro progressed to the final of the European Champions Cup after beating Munster 27-22 in the semi-final in Bordeaux.
A clinical performance from Leinster saw them progress to the final of the European Rugby Champions Cup with a 38-16 triumph over Scarlets at Lansdowne Road on Saturday.
Benetton Treviso managed to hold off Leinster as they sealed a 15-17 victory in their Pro 14 clash in Dublin to keep their hope of qualifying for a European Champions Cup play-off place alive.