| Team | Tm | Tier | Game |
|---|---|---|---|
| Oakland Athletics | OAK | 4.83 | 201809280_OAK_ANA |
| Houston Astros | HOU | 4.27 | 201809260_HOU_TOR |
| Milwaukee Brewers | MIL | 3.11 | 201809280_DET_MIL |
| Boston Red Sox | BOS | 1.66 | 201809261_BAL_BOS |
| Los Angeles Dodgers | LAN | 1.4 | 201809260_LAN_ARI |
| Team | Tm | Tier | Game |
|---|---|---|---|
| Minnesota Twins | MIN | -4.78 | 201809270_DET_MIN |
| Kansas City Royals | KCA | -3.71 | 201809280_CLE_KCA |
| Miami Marlins | MIA | -3.17 | 201809280_MIA_NYN |
| Texas Rangers | TEX | -2.51 | 201809270_TEX_SEA |
| Toronto Blue Jays | TOR | -1.2 | 201809260_HOU_TOR |
Based on accumulated WAA for this season up to 2018-09-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +016+ | 6.12 | Blake Treinen | 79.3 | OAK |
| +030+ | 4.79 | Jeremy Jeffress | 75.7 | MIL |
| +050+ | 3.93 | Jared Hughes | 77 | CIN |
| +057+ | 3.64 | Edwin Diaz | 72.3 | SEA |
| +061+ | 3.54 | Jose Leclerc | 57.7 | TEX |
| +065+ | 3.51 | Collin McHugh | 71.3 | HOU |
| +068+ | 3.46 | Seth Lugo | 101.3 | NYN |
| +076+ | 3.28 | Jesse Chavez | 92.3 | TOT |
| +079+ | 3.13 | Adam Ottavino | 77.7 | COL |
| +080+ | 3.07 | Carlos Carrasco | 187 | CLE |
| +085+ | 3.04 | Josh Hader | 79.3 | MIL |
| +086+ | 3.03 | Kirby Yates | 62 | SDN |
| +087+ | 3.02 | Matt Strahm | 59.7 | SDN |
| +092+ | 2.87 | Chad Green | 75.7 | NYA |
| +094+ | 2.83 | Raisel Iglesias | 70 | CIN |
| +095+ | 2.82 | Dylan Floro | 64 | TOT |
| +097+ | 2.81 | Steve Cishek | 69 | CHN |
| +099+ | 2.75 | Richard Rodriguez | 69.3 | PIT |
| +101+ | 2.72 | Carlos Martinez | 117.7 | SLN |
| +102+ | 2.68 | Will Smith | 52 | SFN |
| +104+ | 2.63 | Jose Alvarado | 64 | TBA |
| +105+ | 2.62 | Kyle Crick | 59.3 | PIT |
| +108+ | 2.58 | Ryan Pressly | 70 | TOT |
| +116+ | 2.5 | Yusmeiro Petit | 92 | OAK |
| +117+ | 2.48 | Michael Fiers | 172 | TOT |
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