Not enough days in 2021 season to compile WAA record.
| Date | Rank | WAA | TeamID |
|---|---|---|---|
| 20210421 | XXXXX | -0.85 | SFN |
| 20210505 | XXXXX | -0.37 | SFN |
| 20210519 | XXXXX | -0.62 | SFN |
| 20210602 | XXXXX | -0.17 | SFN |
| 20210616 | XXXXX | 0.05 | SFN |
| 20210630 | XXXXX | 0.59 | SFN |
| 20210718 | +174+ | 1.36 | SFN |
| 20210801 | XXXXX | 1.18 | SFN |
| 20210815 | XXXXX | 1.27 | SFN |
| 20210829 | XXXXX | 1.35 | SFN |
| 20210912 | XXXXX | 1.59 | SFN |
| 20210926 | +149+ | 2.26 | SFN |
Mike Yastrzemski Post Season Games
| Rank | WAA | BA | OBP | PA | Rbis | Runs | Tm |
|---|---|---|---|---|---|---|---|
| XXXXX | -0.28 | 0 | 0 | 13 | 0 | 0 | SFN |
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