| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jacob deGrom | NYN | 5.63 | 202104050_NYN_PHI |
| Gerrit Cole | NYA | 5.5 | 202104060_BAL_NYA |
| Clayton Kershaw | LAN | 5.36 | 202104060_LAN_OAK |
| Max Scherzer | WAS | 3.35 | 202104060_ATL_WAS |
| Zack Greinke | HOU | 2.61 | 202104060_HOU_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jorge Lopez | BAL | -4.77 | 202104050_BAL_NYA |
| Jeff Hoffman | CIN | -4.76 | 202104040_SLN_CIN |
| Trevor Williams | CHN | -3.92 | 202104050_MIL_CHN |
| Aaron Sanchez | SFN | -2.27 | 202104060_SFN_SDN |
| Drew Smyly | ATL | -1.75 | 202104060_ATL_WAS |
Based on accumulated WAA for this season up to 2021-04-06.
| Rank | WAA | Name | IP | Tm |
|---|
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