RELIEVERS: Bullpen potpourri

This week, a potpourri of looks at relievers. Let's start with a basic stat: K-BB%:

K-BB%                Sv  BS Hld  IP  xERA WHIP  K%  K-BB% HR/9 BPV  $
=================== === === === ==== ==== ==== ==== ===== ==== === ==
A.Chapman (NYY) (L)  11   0   0  17  1.41 0.65  58    48   0.0 270 21
M.Barnes (BOS)       10   1   0  21  2.03 0.56  51    45   0.8 260 17
J.Karinchak (CLE)     5   1   5  19  2.25 0.52  51    41   0.5 219 15
L.Hendriks (CHW)      9   2   0  18  3.02 0.94  39    36   2.0 235 11
J.Hader (MIL) (L)     9   0   0  16  2.77 0.89  46    34   0.0 178 16

Here are your top relievers by K-BB%—all well known, closers and quasi-closers, elite skills sets across the board (except Liam Hendriks (RHP, CHW) and his HR/9). Even the...

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