| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gerrit Cole | HOU | 7.04 | 201909240_HOU_SEA |
| Jacob deGrom | NYN | 7.03 | 201909250_MIA_NYN |
| Sonny Gray | CIN | 3.81 | 201909240_MIL_CIN |
| Jack Flaherty | SLN | 3.56 | 201909240_SLN_ARI |
| Max Scherzer | WAS | 3.49 | 201909242_PHI_WAS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Drew Smyly | PHI | -3.18 | 201909250_PHI_WAS |
| Rick Porcello | BOS | -2.76 | 201909250_BOS_TEX |
| Yusei Kikuchi | SEA | -2.02 | 201909250_HOU_SEA |
| Mitch Keller | PIT | -1.71 | 201909240_CHN_PIT |
| Ross Detwiler | CHA | -1.69 | 201909250_CLE_CHA |
Based on accumulated WAA for this season up to 2019-09-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.85 | Gerrit Cole | 207.3 | HOU |
| +002+ | 9.8 | Justin Verlander | 217 | HOU |
| +003+ | 9.72 | Jacob deGrom | 204 | NYN |
| +005+ | 8.62 | Hyun-Jin Ryu | 175.7 | LAN |
| +009+ | 7.41 | Zack Greinke | 208.7 | TOT |
| +010+ | 7.35 | Jack Flaherty | 189.3 | SLN |
| +015+ | 6.83 | Patrick Corbin | 197.7 | WAS |
| +014+ | 6.83 | Sonny Gray | 175.3 | CIN |
| +017+ | 6.46 | Max Scherzer | 172.3 | WAS |
| +019+ | 6.24 | Shane Bieber | 214.3 | CLE |
| +021+ | 6.19 | Charlie Morton | 194.7 | TBA |
| +025+ | 5.98 | Mike Clevinger | 120.3 | CLE |
| +028+ | 5.83 | Luis Castillo | 185.7 | CIN |
| +035+ | 5.43 | Clayton Kershaw | 171.3 | LAN |
| +037+ | 5.33 | Marcus Stroman | 178.3 | TOT |
| +038+ | 5.22 | Walker Buehler | 177.3 | LAN |
| +048+ | 4.75 | Mike Minor | 199.7 | TEX |
| +050+ | 4.58 | Kyle Hendricks | 177 | CHN |
| +053+ | 4.23 | Dakota Hudson | 169.7 | SLN |
| +057+ | 4.08 | Frankie Montas | 96 | OAK |
| +062+ | 3.86 | Jeff Samardzija | 181.3 | SFN |
| +067+ | 3.63 | Lance Lynn | 201 | TEX |
| +081+ | 3.47 | Jake Odorizzi | 159 | MIN |
| +084+ | 3.42 | John Means | 150 | BAL |
| +083+ | 3.42 | Aaron Civale | 54.3 | CLE |
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