| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | 5.65 | 201809150_OAK_TBA |
| Houston Astros | HOU | 2.71 | 201809160_ARI_HOU |
| Milwaukee Brewers | MIL | 2.02 | 201809150_PIT_MIL |
| Atlanta Braves | ATL | 1.38 | 201809160_WAS_ATL |
| San Diego Padres | SDN | 1.32 | 201809140_TEX_SDN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Kansas City Royals | KCA | -4.78 | 201809140_MIN_KCA |
| Texas Rangers | TEX | -4.41 | 201809140_TEX_SDN |
| Miami Marlins | MIA | -3.7 | 201809150_MIA_PHI |
| Minnesota Twins | MIN | -3.21 | 201809160_MIN_KCA |
| Baltimore Orioles | BAL | -3.07 | 201809140_CHA_BAL |
Based on accumulated WAA for this season up to 2018-09-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +016+ | 5.63 | Blake Treinen | 74.3 | OAK |
| +033+ | 4.45 | Jeremy Jeffress | 72.3 | MIL |
| +040+ | 4.06 | Jared Hughes | 74.3 | CIN |
| +060+ | 3.43 | Edwin Diaz | 70.3 | SEA |
| +063+ | 3.24 | Lou Trivino | 71.3 | OAK |
| +064+ | 3.23 | Jose Leclerc | 54.7 | TEX |
| +065+ | 3.2 | Adam Ottavino | 72 | COL |
| +069+ | 3.12 | Seth Lugo | 98 | NYN |
| +070+ | 3.08 | Collin McHugh | 67 | HOU |
| +084+ | 2.89 | Dylan Floro | 62.7 | TOT |
| +082+ | 2.89 | Jose Alvarado | 60.3 | TBA |
| +087+ | 2.81 | Jesse Chavez | 87.7 | TOT |
| +088+ | 2.81 | Kirby Yates | 57.3 | SDN |
| +090+ | 2.79 | Craig Stammen | 72.3 | SDN |
| +091+ | 2.76 | Yoshihisa Hirano | 63.7 | ARI |
| +094+ | 2.74 | Matt Strahm | 56.7 | SDN |
| +097+ | 2.71 | Chad Green | 69.7 | NYA |
| +105+ | 2.6 | Will Smith | 49 | SFN |
| +106+ | 2.59 | Raisel Iglesias | 65.7 | CIN |
| +110+ | 2.54 | Pedro Strop | 59.7 | CHN |
| +112+ | 2.51 | Steve Cishek | 66 | CHN |
| +111+ | 2.51 | Craig Kimbrel | 59 | BOS |
| +121+ | 2.35 | Richard Rodriguez | 63 | PIT |
| +122+ | 2.33 | Carlos Martinez | 111.7 | SLN |
| +123+ | 2.33 | Kyle Crick | 56.3 | PIT |
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