They play The Sharks in the Aviva Stadium at 5:30pm.
Leinster have rung the changes as they chase the first win of their title defence tomorrow.
Among the eight changes for Leo Cullen's side, five Lions are straight back into the starting 15, with the Sharks coming to the Aviva Stadium.
The side includes Eadestowns Jimmy O’Brien on the wing, and Naas’s Jamie Osborne at full back.
Sallins Diarmuid Mangan is named on the bench.
Josh van der Flier will captain his province for the first time.

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