The Six Nations will finally be decided by Friday night’s postponed game.
Both provinces have impressive matchday 23s for the Guinness Pro14 meeting.
John Cooney and Ian Madigan fill the half-back roles in Murrayfield.
Both sides are qualified for the Pro14 semi-finals, but the players involved will be keen to stake a claim.
Ireland internationals, Springboks, and promising young players will all feature in Dublin.
Warren Gatland and Aaron Mauger have named their teams for the return of rugby union.
Alan will make his 100th appearance for his adopted province while younger brother David earns his first start.
The Australian is included ahead of Stephen Fitzgerald in the only change to the side who beat Benetton last time out.
“We believe our scrum can be a real weapon,” says Eddie Jones, “so hang on to your seats!”
The brilliant second row eclipses Gethin Jenkins record as he prepares to run out for a 130th international appearance.
Stade Francais out-half Nicolas Sanchez starts for the Pumas in Tokyo.
Pool B begins with an absolute blockbuster.
Penny has recovered from a shoulder operation.
A host of academy and Ireland U20 stars will be on show across the weekend.
The Connacht side have shown their cards ahead of Sunday’s clash.
Armagh play Down on Sunday while Cavan take on Monaghan tomorrow.
Rob Kearney and Sean O’Brien will not be involved against Munster.
The provinces face each other in Massachusetts tonight.
Conor Fitzgerald starts at out-half alongside the 150-cap Kieran Marmion.
The southern province meet Richard Cockerill’s side in Cork tomorrow.
Dan McFarland has been able to recall Henry Speight to Ulster’s back-line after the Wallaby was sidelined with a knee injury.
The scrum-half has shaken off an ankle injury for the crucial Conference A clash.
The academy prospect scored his first senior try last weekend.
The provinces go head-to-head at Donnybrook on Saturday evening for the 2018 title.
Holders Dublin face Galway while Donegal and Cork go head-to-head for coveted All-Ireland senior final spots.
The Kingdom face Galway in Ennis tomorrow afternoon.
And Bubbles gets the nod from Michael Ryan.
Páirc Uí Chaoimh plays host to the clash between the Banner and the Rebels this Sunday.
A clash between two of the last three champions makes for a mouthwatering Friday night semi-final.
The Paris club have again opted to keep Dan Carter in reserve when they take on Leinster.
Johann van Graan has handed the reins to JJ Hanrahan for the visit of an in-form Edinburgh side.
All but six members of Munster’s matchday squad in Bordeaux will rest up this weekend.
Cullen and Lancaster have picked Scott Fardy and Jamison Gibson-Park as their two permitted ‘non-Europeans’.
On the bench, the son of former Ireland and Lions centre Brendan Mullin is in line to make his provincial debut.
Richard Cockerill’s men come to Galway looking to extend their five-match winning run in the Pro14.
Wiehahn Herbst was a late withdrawal from the squad, so Ross Kane has been drafted in from A duty to take a place among the replacements.
For the first time this season, Munster will play without Billy Holland.
Tyler Bleyendaal and Niall Scannell will miss the crucial Champions Cup clash through injury.
After playing 80 minutes on his debut last weekend, Andrew Deegan is not among the matchday squad.
The Welsh side are completely unchanged from last weekend’s semi-final win over Leinster.