‘There are very few players who will hit the market this off-season that have played the same role as McGinn, even if there are quite a few who have produced at a similar level offensively and defensively. If the Sabres roll the dice with another player instead of McGinn, could they plug him into O’Reilly’s line and receive the same production or would there be a significant drop off? It is hard to say when the others haven’t played top minutes. There’s insurance in The Devil You Know.’