| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jacob deGrom | NYN | 8.94 | 202104230_WAS_NYN |
| Clayton Kershaw | LAN | 6.36 | 202104230_SDN_LAN |
| Max Scherzer | WAS | 4.02 | 202104210_SLN_WAS |
| Zack Greinke | HOU | 3.17 | 202104230_ANA_HOU |
| Yu Darvish | SDN | 3.16 | 202104230_SDN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jorge Lopez | BAL | -6.88 | 202104230_OAK_BAL |
| Trevor Williams | CHN | -3.46 | 202104220_NYN_CHN |
| Yusei Kikuchi | SEA | -2.67 | 202104230_SEA_BOS |
| Jeff Hoffman | CIN | -2.42 | 202104220_ARI_CIN |
| Mitch Keller | PIT | -2.31 | 202104220_PIT_DET |
Based on accumulated WAA for this season up to 2021-04-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.53 | Jacob deGrom | 29 | NYN |
| +004+ | 2.04 | Corbin Burnes | 24.3 | MIL |
| +005+ | 1.75 | Joe Musgrove | 26 | SDN |
| +007+ | 1.63 | Carlos Rodon | 19 | CHA |
| +009+ | 1.51 | Danny Duffy | 18 | KCA |
| +010+ | 1.5 | Marcus Stroman | 20.3 | NYN |
| +011+ | 1.49 | Lance Lynn | 19.7 | CHA |
| +013+ | 1.44 | John Means | 23.7 | BAL |
| +014+ | 1.41 | Max Scherzer | 25 | WAS |
| +016+ | 1.35 | Tyler Glasnow | 30.7 | TBA |
| +017+ | 1.34 | Matt Boyd | 26.7 | DET |
| +018+ | 1.34 | Michael Pineda | 18 | MIN |
| XXXXX | 1.23 | Gerrit Cole | 24.7 | NYA |
| XXXXX | 1.22 | Yu Darvish | 31.7 | SDN |
| XXXXX | 1.2 | Ryan Weathers | 15.3 | SDN |
| XXXXX | 1.15 | JT Brubaker | 22.3 | PIT |
| XXXXX | 1.13 | Aaron Nola | 24.7 | PHI |
| XXXXX | 1.1 | Trevor Rogers | 22 | MIA |
| XXXXX | 1.09 | Shane Bieber | 29.3 | CLE |
| XXXXX | 1.08 | Brandon Woodruff | 23 | MIL |
| XXXXX | 1.07 | Tyler Mahle | 20.7 | CIN |
| XXXXX | 1.05 | Walker Buehler | 25 | LAN |
| XXXXX | 1.04 | Clayton Kershaw | 31.7 | LAN |
| XXXXX | 1.03 | Johnny Cueto | 20 | SFN |
| XXXXX | 1 | Steven Matz | 23.3 | TOR |
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