Leo Cullen's side take on Northampton Saints at a sold-out Croke Park.
Leinster will bid to make their third successive Investec Champions Cup final this evening.
Leo Cullen's side take on Northampton Saints at a sold-out Croke Park.
It's the first time in fifteen years since Croke Park last hosted a game of club rugby.
Josh van der Flier and Ross Molony return to the starting side, but Garry Ringrose and Hugo Keenan miss out through injury.
Kick-off is at half 5.

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