| Team | Tm | Tier | Game |
|---|---|---|---|
| Los Angeles Dodgers | LAN | 3.23 | 202109250_LAN_ARI |
| San Francisco Giants | SFN | 2.21 | 202109260_SFN_COL |
| Chicago White Sox | CHA | 1.85 | 202109260_CHA_CLE |
| Milwaukee Brewers | MIL | 1.43 | 202109260_NYN_MIL |
| Oakland Athletics | OAK | 0.83 | 202109270_OAK_SEA |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Chicago Cubs | CHN | -4.88 | 202109260_SLN_CHN |
| Pittsburgh Pirates | PIT | -4.84 | 202109250_PIT_PHI |
| Cleveland Guardians | CLE | -2.07 | 202109250_CHA_CLE |
| Arizona Diamondbacks | ARI | -2.04 | 202109250_LAN_ARI |
| Colorado Rockies | COL | -2.04 | 202109270_WAS_COL |
Based on accumulated WAA for this season up to 2021-09-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +044+ | 4.67 | Emmanuel Clase | 67.7 | CLE |
| +047+ | 4.42 | Aaron Loup | 55.7 | NYN |
| +062+ | 3.97 | Andrew Chafin | 67.7 | TOT |
| +067+ | 3.86 | Josh Hader | 56.7 | MIL |
| +074+ | 3.68 | Collin McHugh | 62 | TBA |
| +073+ | 3.68 | Tyler Rogers | 77 | SFN |
| +075+ | 3.68 | Blake Treinen | 70.3 | LAN |
| +080+ | 3.47 | Adam Cimber | 68.3 | TOT |
| +090+ | 3.3 | Luke Jackson | 60.7 | ATL |
| +098+ | 3.08 | Drew Steckenrider | 63.7 | SEA |
| +103+ | 3 | Scott Barlow | 72.3 | KCA |
| +104+ | 2.99 | David Bednar | 58.7 | PIT |
| +107+ | 2.97 | Kendall Graveman | 54 | TOT |
| +108+ | 2.96 | Dominic Leone | 50 | SFN |
| +110+ | 2.93 | Casey Sadler | 36.3 | SEA |
| +111+ | 2.91 | Jordan Romano | 60.3 | TOR |
| +113+ | 2.9 | Mark Melancon | 63.7 | SDN |
| +112+ | 2.9 | Kenley Jansen | 66.7 | LAN |
| +117+ | 2.74 | Liam Hendriks | 69 | CHA |
| +119+ | 2.71 | Craig Kimbrel | 58.7 | TOT |
| +122+ | 2.69 | Ryan Pressly | 62 | HOU |
| +130+ | 2.54 | Craig Stammen | 85.7 | SDN |
| +134+ | 2.44 | Jose Alvarez | 62 | SFN |
| +136+ | 2.43 | Raisel Iglesias | 67 | ANA |
| +140+ | 2.38 | Lucas Luetge | 69.3 | NYA |
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