Ireland will pressurise Wales loosehead Rob Evans to see if his scrummaging discipline "turns the other way", says Greg Feek.
Tommy O'Donnell is thrilled to return to the Ireland squad following a potentially career-ending injury.
CJ Stander will make his Ireland debut against Wales but Sean O'Brien and Rob Kearney are ruled out due to injury.
Wales' centre Jonathan Davies could be in for one giant of a battle if Ireland opt to pair Robbie Henshaw and Stuart McCloskey in midfield.