| Team | Tm | Tier | Game |
|---|---|---|---|
| San Francisco Giants | SFN | 3.31 | 202109220_SFN_SDN |
| Milwaukee Brewers | MIL | 3.16 | 202109210_SLN_MIL |
| Los Angeles Dodgers | LAN | 2.23 | 202109230_LAN_COL |
| Chicago White Sox | CHA | 1.62 | 202109210_CHA_DET |
| San Diego Padres | SDN | 1.16 | 202109210_SFN_SDN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Baltimore Orioles | BAL | -2.95 | 202109230_TEX_BAL |
| Chicago Cubs | CHN | -2.74 | 202109220_MIN_CHN |
| Arizona Diamondbacks | ARI | -2.55 | 202109230_ATL_ARI |
| Pittsburgh Pirates | PIT | -2.24 | 202109210_PIT_CIN |
| Cleveland Guardians | CLE | -1.99 | 202109231_CHA_CLE |
Based on accumulated WAA for this season up to 2021-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +044+ | 4.57 | Emmanuel Clase | 66.7 | CLE |
| +050+ | 4.25 | Aaron Loup | 54 | NYN |
| +057+ | 3.97 | Collin McHugh | 60.7 | TBA |
| +065+ | 3.76 | Andrew Chafin | 65.7 | TOT |
| +071+ | 3.57 | Blake Treinen | 69.3 | LAN |
| +074+ | 3.49 | Tyler Rogers | 75 | SFN |
| +086+ | 3.26 | Adam Cimber | 66.3 | TOT |
| +097+ | 3.03 | Luke Jackson | 58.3 | ATL |
| +098+ | 3 | Scott Barlow | 70.3 | KCA |
| +101+ | 2.95 | Drew Steckenrider | 62.3 | SEA |
| +107+ | 2.86 | Dominic Leone | 49 | SFN |
| +108+ | 2.85 | Ryan Pressly | 61.7 | HOU |
| +110+ | 2.83 | Casey Sadler | 35.3 | SEA |
| +109+ | 2.83 | Kendall Graveman | 52.7 | TOT |
| +113+ | 2.77 | Jordan Romano | 59 | TOR |
| +114+ | 2.77 | Mark Melancon | 62.7 | SDN |
| +120+ | 2.71 | Craig Kimbrel | 56.7 | TOT |
| +121+ | 2.7 | Kenley Jansen | 64.7 | LAN |
| +135+ | 2.44 | Liam Hendriks | 66 | CHA |
| +136+ | 2.43 | Raisel Iglesias | 67 | ANA |
| +141+ | 2.35 | Lucas Luetge | 69 | NYA |
| +143+ | 2.34 | Jose Alvarez | 61 | SFN |
| +146+ | 2.29 | Anthony Bender | 57 | MIA |
| +148+ | 2.29 | Alex Reyes | 69.7 | SLN |
| +151+ | 2.2 | Jarlin Garcia | 66 | SFN |
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