| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 2.52 | 202109060_SFN_COL |
| Tampa Bay Rays | TBA | 2.38 | 202109060_TBA_BOS |
| Chicago White Sox | CHA | 1.68 | 202109040_CHA_KCA |
| Los Angeles Dodgers | LAN | 1.36 | 202109060_LAN_SLN |
| San Diego Padres | SDN | 1.31 | 202109050_HOU_SDN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Colorado Rockies | COL | -4.91 | 202109040_ATL_COL |
| Arizona Diamondbacks | ARI | -3.97 | 202109050_SEA_ARI |
| Baltimore Orioles | BAL | -2.64 | 202109040_BAL_NYA |
| Chicago Cubs | CHN | -2.18 | 202109040_PIT_CHN |
| Pittsburgh Pirates | PIT | -1.72 | 202109050_PIT_CHN |
Based on accumulated WAA for this season up to 2021-09-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +047+ | 4.06 | Andrew Kittredge | 64 | TBA |
| +051+ | 3.81 | Emmanuel Clase | 59.7 | CLE |
| +054+ | 3.77 | Garrett Whitlock | 67.7 | BOS |
| +055+ | 3.75 | Tyler Rogers | 67 | SFN |
| +058+ | 3.61 | Aaron Loup | 47.7 | NYN |
| +063+ | 3.43 | Collin McHugh | 55.3 | TBA |
| +071+ | 3.25 | Blake Treinen | 62 | LAN |
| +077+ | 3.19 | Drew Steckenrider | 56.3 | SEA |
| +083+ | 3.05 | Ryan Pressly | 55 | HOU |
| +084+ | 3.04 | Mark Melancon | 57.3 | SDN |
| +088+ | 2.86 | Jonathan Loaisiga | 68 | NYA |
| +091+ | 2.78 | David Bednar | 56.7 | PIT |
| +096+ | 2.69 | Kendall Graveman | 47 | TOT |
| +098+ | 2.68 | Scott Barlow | 65.3 | KCA |
| +099+ | 2.66 | Craig Kimbrel | 50 | TOT |
| +105+ | 2.58 | Richard Rodriguez | 55 | TOT |
| +106+ | 2.57 | Adam Cimber | 59.7 | TOT |
| +113+ | 2.47 | Dominic Leone | 40.7 | SFN |
| +115+ | 2.46 | Jarlin Garcia | 58 | SFN |
| +119+ | 2.36 | Craig Stammen | 76.3 | SDN |
| +125+ | 2.27 | Tyler Matzek | 52.7 | ATL |
| +126+ | 2.26 | Raisel Iglesias | 61 | ANA |
| +137+ | 2.14 | Jose Cisnero | 59.7 | DET |
| +138+ | 2.14 | Casey Sadler | 28.3 | SEA |
| +143+ | 2.09 | Kyle Finnegan | 56 | WAS |
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