| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gerrit Cole | NYA | 8.99 | 202105060_HOU_NYA |
| Hyun Jin Ryu | TOR | 5.16 | 202105060_TOR_OAK |
| Clayton Kershaw | LAN | 5.02 | 202105080_LAN_ANA |
| Max Scherzer | WAS | 4.48 | 202105080_WAS_NYA |
| Lance Lynn | CHA | 3.39 | 202105080_CHA_KCA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Trevor Williams | CHN | -4.83 | 202105080_PIT_CHN |
| Jordan Lyles | TEX | -3.89 | 202105060_TEX_MIN |
| Drew Smyly | ATL | -3.69 | 202105060_ATL_WAS |
| Trevor Cahill | PIT | -3.64 | 202105070_PIT_CHN |
| Matt Harvey | BAL | -2.03 | 202105070_BOS_BAL |
Based on accumulated WAA for this season up to 2021-05-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.93 | Jacob deGrom | 35 | NYN |
| +003+ | 2.89 | John Means | 46 | BAL |
| +004+ | 2.57 | Carlos Rodon | 31 | CHA |
| +005+ | 2.44 | Gerrit Cole | 44.7 | NYA |
| +006+ | 2.34 | Danny Duffy | 35.7 | KCA |
| +009+ | 2.24 | Kevin Gausman | 45.7 | SFN |
| +010+ | 2.21 | Brandon Woodruff | 41.7 | MIL |
| +012+ | 1.92 | Max Scherzer | 46.3 | WAS |
| +013+ | 1.83 | Tyler Glasnow | 49.3 | TBA |
| +014+ | 1.81 | Lance Lynn | 29.7 | CHA |
| +016+ | 1.78 | Trevor Rogers | 38 | MIA |
| +017+ | 1.73 | Yu Darvish | 43.7 | SDN |
| +018+ | 1.72 | Pablo Lopez | 39.7 | MIA |
| +021+ | 1.66 | Wade Miley | 36 | CIN |
| +023+ | 1.63 | Matt Boyd | 35.7 | DET |
| +024+ | 1.62 | Anthony DeSclafani | 41.3 | SFN |
| +026+ | 1.61 | Marcus Stroman | 34.3 | NYN |
| +028+ | 1.58 | Trevor Bauer | 44.3 | LAN |
| +031+ | 1.55 | Kyle Gibson | 41.3 | TEX |
| +038+ | 1.44 | J. A. Happ | 28.3 | MIN |
| +044+ | 1.4 | Clayton Kershaw | 44.7 | LAN |
| +045+ | 1.38 | Huascar Ynoa | 34.3 | ATL |
| +047+ | 1.37 | Ryan Weathers | 19.3 | SDN |
| +048+ | 1.36 | Zack Wheeler | 47.7 | PHI |
| +050+ | 1.32 | John Gant | 29.3 | SLN |
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