Munster Rugby will see the return of key players Tadhg Beirne, Peter O'Mahony, and Jack Crowley in their lineup against Ospreys this Saturday, marking their first appearances of the United Rugby Championship season. This comes after a disappointing defeat to Zebre Parma, which was Munster's first-ever loss to the Italian side, prompting significant changes in the squad. Coach Graham Rowntree has made eight changes, including a first senior start for Bryan Fitzgerald, while injuries have limited options in the back three. The team hopes to improve defensively after conceding 11 tries in their first two league matches. Despite injury issues affecting several other players, the return of these experienced internationals is viewed as a significant boost for the squad. Munster aims to bounce back at home in Cork after a challenging start to the season.