# Sponsored By Guinness Pro 12

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# Red Army
New signing Rhys Marshall named on the bench as Munster make four changes for Ospreys clash
Darren O’Shea and Robin Copeland form a new partnership in the second row.
# Pro12
Connacht's biggest ever game, an all-Irish battle and more Guinness Pro12 talking points
Three Irish provinces will attempt to book their tickets to Edinburgh.