| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | 5.35 | 201809290_OAK_ANA |
| Houston Astros | HOU | 4.19 | 201809291_HOU_BAL |
| Milwaukee Brewers | MIL | 3.11 | 201809280_DET_MIL |
| San Francisco Giants | SFN | 1.52 | 201809290_LAN_SFN |
| Los Angeles Dodgers | LAN | 1.16 | 201809280_LAN_SFN |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Minnesota Twins | MIN | -4.78 | 201809270_DET_MIN |
| Kansas City Royals | KCA | -4.43 | 201809290_CLE_KCA |
| Miami Marlins | MIA | -3.17 | 201809280_MIA_NYN |
| Texas Rangers | TEX | -2.51 | 201809270_TEX_SEA |
| Baltimore Orioles | BAL | -1.94 | 201809291_HOU_BAL |
Based on accumulated WAA for this season up to 2018-09-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +014+ | 6.21 | Blake Treinen | 80.3 | OAK |
| +030+ | 4.88 | Jeremy Jeffress | 76.7 | MIL |
| +049+ | 4.02 | Jared Hughes | 78 | CIN |
| +054+ | 3.74 | Edwin Diaz | 73.3 | SEA |
| +063+ | 3.55 | Jose Leclerc | 57.7 | TEX |
| +067+ | 3.51 | Collin McHugh | 71.3 | HOU |
| +070+ | 3.42 | Seth Lugo | 101.3 | NYN |
| +073+ | 3.38 | Jesse Chavez | 93.3 | TOT |
| +079+ | 3.13 | Adam Ottavino | 77.7 | COL |
| +083+ | 3.04 | Josh Hader | 79.3 | MIL |
| +084+ | 3.03 | Kirby Yates | 62 | SDN |
| +089+ | 2.97 | Matt Strahm | 61.3 | SDN |
| +091+ | 2.92 | Raisel Iglesias | 71 | CIN |
| +092+ | 2.91 | Steve Cishek | 70 | CHN |
| +094+ | 2.87 | Chad Green | 75.7 | NYA |
| +097+ | 2.81 | Carlos Martinez | 118.7 | SLN |
| +098+ | 2.75 | Richard Rodriguez | 69.3 | PIT |
| +101+ | 2.72 | Kyle Crick | 60.3 | PIT |
| +104+ | 2.68 | Ryan Pressly | 71 | TOT |
| +102+ | 2.68 | Sean Doolittle | 45 | WAS |
| +107+ | 2.62 | Jose Alvarado | 64 | TBA |
| +117+ | 2.49 | Yusmeiro Petit | 92 | OAK |
| +119+ | 2.48 | Michael Fiers | 172 | TOT |
| +120+ | 2.47 | Craig Stammen | 78 | SDN |
| +121+ | 2.46 | Reyes Moronta | 65 | SFN |
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