RELIEVERS: Looking ahead to 2022 using BPI filters

This is it. Last column for 2021. Today you get the very best relievers from this year with an eye toward 2022. Here are the filters: 1) at least 40 innings, 2) xERA under 3.70, 3) K-BB% at 20% or more, projected K-BB% at 20% or more. Sounds easy enough, but this is not a big list. Let's start with closers (at least 15 saves regardless of a share of the closer role—we can quibble today about who is doing what in 2022) who have a K-BB% greater than 25%. There are six:

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  For more information about the terms used in this article, see our Glossary Primer.