Big night for
Has to show he is capable of taking the slot left vacant by the injury to Tom Court -- a big ask against John Afoa.
Also looking for the prop slot, will be banking on a decent stint off the bench to state his case.
With doubts remaining about Paul O'Connell's availability, there is a lot at stake for the Ulster second-row. The loose game will suit his mobility but he needs to show prominently in the basic duties to force Declan Kidney's hand.
Stephen Ferris' injury leaves the No 6 jersey open for the Test series which could see Sean O'Brien switched across the back-row, thus requiring a replacement at 7. That would be a straight shoot-out between Henry and Peter O'Mahony.
Marshall should see some action in the second half, and how he fares against a big Baa-Baas back-row and a couple of decent scrum-halves will be telling.