| Starter | Tm | Tier | Game |
|---|---|---|---|
| Clayton Kershaw | LAN | 7.05 | 202009090_LAN_ARI |
| Zack Greinke | HOU | 4.96 | 202009081_OAK_HOU |
| Trevor Bauer | CIN | 3.77 | 202009090_CIN_CHN |
| Mike Clevinger | SDN | 3.64 | 202009080_COL_SDN |
| Jack Flaherty | SLN | 2.51 | 202009101_DET_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rick Porcello | NYN | -2.52 | 202009090_BAL_NYN |
| Jorge Lopez | BAL | -2.19 | 202009090_BAL_NYN |
| Luke Weaver | ARI | -2.06 | 202009080_LAN_ARI |
| Martin Perez | BOS | -1.9 | 202009081_BOS_PHI |
| Matthew Boyd | DET | -1.89 | 202009090_MIL_DET |
Based on accumulated WAA for this season up to 2020-09-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.17 | Shane Bieber | 57.7 | CLE |
| +003+ | 3.61 | Yu Darvish | 56 | CHN |
| +004+ | 3.57 | Trevor Bauer | 51.7 | CIN |
| +007+ | 3.18 | Jacob deGrom | 48 | NYN |
| +009+ | 2.96 | Lance Lynn | 64.3 | TEX |
| +010+ | 2.83 | Zac Gallen | 55 | ARI |
| +011+ | 2.79 | Dallas Keuchel | 53.3 | CHA |
| +012+ | 2.72 | Dinelson Lamet | 52.3 | SDN |
| +013+ | 2.71 | Dylan Bundy | 58 | ANA |
| +015+ | 2.61 | Corbin Burnes | 45.3 | MIL |
| +018+ | 2.51 | Zach Davies | 54.3 | SDN |
| +019+ | 2.5 | Zack Wheeler | 51 | PHI |
| +020+ | 2.4 | Zach Plesac | 34 | CLE |
| +024+ | 2.25 | Clayton Kershaw | 41 | LAN |
| +029+ | 2.11 | Aaron Nola | 49.3 | PHI |
| +030+ | 2.09 | Kenta Maeda | 48.7 | MIN |
| +041+ | 1.85 | Tony Gonsolin | 28.7 | LAN |
| +043+ | 1.79 | Marco Gonzales | 50.7 | SEA |
| +047+ | 1.68 | Austin Gomber | 17 | SLN |
| +052+ | 1.61 | Sixto Sanchez | 25 | MIA |
| +053+ | 1.58 | Brad Keller | 34.7 | KCA |
| +056+ | 1.53 | Taijuan Walker | 42.7 | TOT |
| +057+ | 1.51 | Kyle Hendricks | 58 | CHN |
| +059+ | 1.48 | Dustin May | 41.7 | LAN |
| +061+ | 1.46 | Lucas Giolito | 54.7 | CHA |
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