| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kyle Freeland | COL | -6 | 201908040_SFN_COL |
| Jordan Zimmermann | DET | -4.75 | 201908040_DET_TEX |
| Rick Porcello | BOS | -3.81 | 201908050_KCA_BOS |
| Drew Smyly | PHI | -3.27 | 201908040_CHA_PHI |
| Reynaldo Lopez | CHA | -1.78 | 201908040_CHA_PHI |
Based on accumulated WAA for this season up to 2019-08-06.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 6.55 | Justin Verlander | 157.7 | HOU |
| +007+ | 6.28 | Luis Castillo | 137 | CIN |
| +009+ | 6.03 | Gerrit Cole | 150.7 | HOU |
| +012+ | 5.73 | Mike Soroka | 121 | ATL |
| +013+ | 5.63 | Jacob deGrom | 143 | NYN |
| +015+ | 5.52 | Zack Greinke | 152 | TOT |
| +016+ | 5.48 | Charlie Morton | 143 | TBA |
| +017+ | 5.28 | Clayton Kershaw | 130 | LAN |
| +020+ | 4.96 | Mike Minor | 147 | TEX |
| +022+ | 4.38 | Marcus Stroman | 129 | TOT |
| +025+ | 4.36 | Wade Miley | 132.7 | HOU |
| +029+ | 4.25 | Kyle Hendricks | 126.7 | CHN |
| +031+ | 4.18 | Shane Bieber | 149.3 | CLE |
| +033+ | 4.1 | Jose Berrios | 147.3 | MIN |
| +035+ | 4.05 | Cole Hamels | 104.7 | CHN |
| +038+ | 3.95 | Walker Buehler | 131.3 | LAN |
| +044+ | 3.66 | Patrick Corbin | 141.7 | WAS |
| +047+ | 3.61 | Sonny Gray | 121.7 | CIN |
| +051+ | 3.48 | Lucas Giolito | 130.7 | CHA |
| +053+ | 3.24 | Chris Paddack | 104.3 | SDN |
| +056+ | 3.17 | Mike Fiers | 140.3 | OAK |
| +058+ | 3.1 | Julio Teheran | 130 | ATL |
| +066+ | 2.81 | Aaron Nola | 142.3 | PHI |
| +068+ | 2.78 | Stephen Strasburg | 145.3 | WAS |
| +071+ | 2.76 | Caleb Smith | 102 | MIA |
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