| Starter | Tm | Tier | Game |
|---|---|---|---|
| Clayton Kershaw | LAN | 6.25 | 202009030_ARI_LAN |
| Max Scherzer | WAS | 5.39 | 202009020_WAS_PHI |
| Hyun Jin Ryu | TOR | 5.33 | 202009020_TOR_MIA |
| Zack Greinke | HOU | 5.2 | 202009030_TEX_HOU |
| Aaron Nola | PHI | 4.21 | 202009010_WAS_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Matt Harvey | KCA | -4.1 | 202009010_CLE_KCA |
| Martin Perez | BOS | -2.59 | 202009030_TOR_BOS |
| Ariel Jurado | NYN | -2.32 | 202009010_NYN_BAL |
| Luke Weaver | ARI | -2.11 | 202009030_ARI_LAN |
| Reynaldo Lopez | CHA | -1.33 | 202009020_CHA_MIN |
Based on accumulated WAA for this season up to 2020-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.83 | Shane Bieber | 52.7 | CLE |
| +003+ | 3.13 | Zac Gallen | 50 | ARI |
| +004+ | 3.04 | Max Fried | 45 | ATL |
| +005+ | 3.01 | Yu Darvish | 43 | CHN |
| +006+ | 2.66 | Jacob deGrom | 41 | NYN |
| +008+ | 2.41 | Zack Wheeler | 45 | PHI |
| +012+ | 2.36 | Clayton Kershaw | 36 | LAN |
| +013+ | 2.35 | Lance Lynn | 57.3 | TEX |
| +015+ | 2.24 | Dallas Keuchel | 48.3 | CHA |
| +018+ | 2.1 | Aaron Nola | 44 | PHI |
| +019+ | 1.98 | Dylan Bundy | 43.7 | ANA |
| +021+ | 1.98 | Pablo Lopez | 34.3 | MIA |
| +020+ | 1.98 | Kenta Maeda | 42.7 | MIN |
| +026+ | 1.91 | Kwang Hyun Kim | 21.7 | SLN |
| +027+ | 1.89 | Dinelson Lamet | 44.7 | SDN |
| +028+ | 1.88 | Zach Plesac | 27 | CLE |
| +033+ | 1.83 | Framber Valdez | 45.3 | HOU |
| +034+ | 1.82 | Hyun Jin Ryu | 43 | TOR |
| +037+ | 1.71 | Brad Keller | 28 | KCA |
| +041+ | 1.56 | Tony Gonsolin | 17.7 | LAN |
| +042+ | 1.55 | Adam Wainwright | 34 | SLN |
| +045+ | 1.51 | Zack Greinke | 46.3 | HOU |
| +051+ | 1.44 | Marco Gonzales | 43.7 | SEA |
| +052+ | 1.44 | Sonny Gray | 42.3 | CIN |
| +054+ | 1.43 | Lucas Giolito | 48.7 | CHA |
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