If we focus on saves and blown opportunities, then New York Mets’ closer Edwin Diaz has had a mediocre season, with four of the former and four of the latter. However, that’s not how we conduct analysis anymore. Instead, we focus on things that could be more indicative of a pitcher’s skill: ERA, FIP, K%, K/9, BB%, BB/9 and so on.
And judging by most of those stats, Diaz has not only been good, nor great: he has been magnificent in 2020. New York Mets’ fans have memories of him blowing seven saves last year with an ERA over five (5.