| Team | Tm | Tier | Game |
|---|---|---|---|
| San Diego Padres | SDN | 3.75 | 202108180_SDN_COL |
| Chicago White Sox | CHA | 3.38 | 202108190_OAK_CHA |
| San Francisco Giants | SFN | 2.43 | 202108170_NYN_SFN |
| Oakland Athletics | OAK | 2.19 | 202108170_OAK_CHA |
| Milwaukee Brewers | MIL | 2.14 | 202108170_MIL_SLN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Colorado Rockies | COL | -4.56 | 202108170_SDN_COL |
| Arizona Diamondbacks | ARI | -3.02 | 202108190_PHI_ARI |
| Chicago Cubs | CHN | -2.33 | 202108170_CHN_CIN |
| Baltimore Orioles | BAL | -2.03 | 202108170_BAL_TBA |
| Pittsburgh Pirates | PIT | -1.62 | 202108180_PIT_LAN |
Based on accumulated WAA for this season up to 2021-08-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +052+ | 3.43 | Garrett Whitlock | 57.7 | BOS |
| +051+ | 3.43 | Andrew Kittredge | 55.3 | TBA |
| +057+ | 3.21 | Lou Trivino | 56.7 | OAK |
| +059+ | 3.17 | Kendall Graveman | 41 | TOT |
| +061+ | 3.14 | Craig Kimbrel | 44.3 | TOT |
| +062+ | 3.1 | Emmanuel Clase | 50.3 | CLE |
| +068+ | 3.02 | Andrew Chafin | 49.7 | TOT |
| +074+ | 2.93 | Aaron Loup | 39.3 | NYN |
| +075+ | 2.89 | Blake Treinen | 53.7 | LAN |
| +076+ | 2.87 | Tyler Rogers | 58 | SFN |
| +085+ | 2.66 | Cristian Javier | 85.7 | HOU |
| +084+ | 2.66 | Ryan Pressly | 49 | HOU |
| +090+ | 2.53 | Josh Hader | 43.3 | MIL |
| +096+ | 2.48 | Mark Melancon | 51.3 | SDN |
| +100+ | 2.39 | Drew Steckenrider | 48 | SEA |
| +105+ | 2.34 | Jonathan Loaisiga | 60.7 | NYA |
| +110+ | 2.25 | Alex Reyes | 54.7 | SLN |
| +113+ | 2.22 | Luke Jackson | 46 | ATL |
| +114+ | 2.19 | Scott Barlow | 58 | KCA |
| +118+ | 2.12 | Richard Rodriguez | 48.3 | TOT |
| +119+ | 2.11 | Jose Alvarez | 48 | SFN |
| +125+ | 2.04 | Tyler Matzek | 46.3 | ATL |
| +127+ | 2.02 | Brad Boxberger | 51 | MIL |
| +130+ | 2 | Devin Williams | 44.3 | MIL |
| +133+ | 1.94 | David Bednar | 48.3 | PIT |
_