A number of Kildare players are set to feature.
Roman Salanoa will make his Heineken Champions Cup debut for Munster against Northampton at Thomond Park tomorrow.
He's one of 4 changes to the side that beat Northampton before Christmas.
Craig Casey gets the nod at scrum half and will partner Athy's Joey Carbery.
Conor Murray is not even in the squad - with Paddy Patterson picked on the bench.
Shane Daly is selected on the left wing, and Dave Kilcoyne will start in the front row.
Eadestown's Tadhg Beirne is to start.
There are 5 changes to the Leinster side which thumped Gloucester in round two ahead of their return game at Kingsholm tomorrow.
Jordan Larmour, Naas' Jamie Osborne and Jamison Gibson Park start behind the scrum, with Dan Sheehan and Ryan Baird to begin in the pack.
Eadestown's Jimmy O'Brien also starts.
Also tomorrow, Ulster are away to champions La Rochelle, with Ian Madigan and Nathan Doak forming the half back partnership.
Jacob Stockdale, Stewart Moore, Rob Herring, Jeff Toomaga-Allen and Kieran Treadwell have also been named in the 15.
Jack Carty will captain Connacht against Brive in the Challenge Cup at the Sportsground tomorrow.
Irish international Mack Hansen has been named at full back and Finlay Bealham starts in the front row.
Suncroft's Cian Prendergast starts.
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