| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | 3.82 | 201808310_SEA_OAK |
| Houston Astros | HOU | 2.45 | 201808300_ANA_HOU |
| Chicago Cubs | CHN | 2.35 | 201808290_NYN_CHN |
| Arizona Diamondbacks | ARI | 1.69 | 201808300_ARI_LAN |
| San Francisco Giants | SFN | 1.59 | 201808310_NYN_SFN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | -5.1 | 201808290_DET_KCA |
| Texas Rangers | TEX | -3.89 | 201808310_MIN_TEX |
| Baltimore Orioles | BAL | -2.47 | 201808290_TOR_BAL |
| Chicago White Sox | CHA | -1.98 | 201808310_BOS_CHA |
| Toronto Blue Jays | TOR | -1.53 | 201808310_TOR_MIA |
Based on accumulated WAA for this season up to 2018-08-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +021+ | 4.93 | Blake Treinen | 67 | OAK |
| +035+ | 3.85 | Jeremy Jeffress | 66 | MIL |
| +046+ | 3.49 | Jared Hughes | 66.3 | CIN |
| +051+ | 3.32 | Josh Hader | 67 | MIL |
| +056+ | 3.24 | Collin McHugh | 62 | HOU |
| +055+ | 3.24 | Edwin Diaz | 64 | SEA |
| +061+ | 3.16 | Adam Ottavino | 65 | COL |
| +066+ | 2.94 | Steve Cishek | 61.7 | CHN |
| +070+ | 2.85 | Lou Trivino | 65 | OAK |
| +074+ | 2.77 | Reyes Moronta | 59.7 | SFN |
| +076+ | 2.74 | Jose Leclerc | 49.7 | TEX |
| +084+ | 2.6 | Seth Lugo | 88 | NYN |
| +090+ | 2.53 | Dylan Floro | 59 | TOT |
| +092+ | 2.52 | Jose Alvarado | 56.3 | TBA |
| +094+ | 2.48 | Craig Stammen | 67 | SDN |
| +095+ | 2.47 | Jesse Chavez | 79.7 | TOT |
| +096+ | 2.47 | Kirby Yates | 51.7 | SDN |
| +099+ | 2.45 | Seung Hwan Oh | 61.7 | TOT |
| +101+ | 2.44 | Yoshihisa Hirano | 56 | ARI |
| +103+ | 2.42 | Will Smith | 45 | SFN |
| +105+ | 2.39 | Edgar Santana | 61.3 | PIT |
| +108+ | 2.37 | Matt Strahm | 50.7 | SDN |
| +110+ | 2.36 | Hector Rondon | 50.7 | HOU |
| +119+ | 2.21 | Brad Hand | 62 | TOT |
| +122+ | 2.2 | Daniel Winkler | 55.7 | ATL |
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