Leinster must decide what position Rieko Ioane should play to best suit their needs. Photo: Sportsfile

Leinster must decide what position Rieko Ioane should play to best suit their needs. Photo: Sportsfile

By their nature, marquee signings are game-changers. In terms of Irish rugby, those elite overseas recruits usually arrive at their peak, ready to deliver on the big stage.

Last April, after the initial shock had subsided following Leinster’s announcement that Rieko Ioane would be arriving in Dublin, there was a recognition that, for the second year running, Leo Cullen had pulled off a major coup by landing an All Black back in his prime.