| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hyun Jin Ryu | TOR | 4.73 | 202104250_TOR_TBA |
| Max Scherzer | WAS | 4.72 | 202104270_WAS_TOR |
| Walker Buehler | LAN | 2.78 | 202104270_CIN_LAN |
| Brandon Woodruff | MIL | 2.02 | 202104250_MIL_CHN |
| Jack Flaherty | SLN | 1.58 | 202104250_CIN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Trevor Williams | CHN | -2.87 | 202104270_CHN_ATL |
| Matt Harvey | BAL | -2.87 | 202104260_NYA_BAL |
| Jeff Hoffman | CIN | -1.7 | 202104270_CIN_LAN |
| Drew Smyly | ATL | -1.68 | 202104252_ARI_ATL |
| Madison Bumgarner | ARI | -1.4 | 202104252_ARI_ATL |
Based on accumulated WAA for this season up to 2021-04-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.47 | Jacob deGrom | 29 | NYN |
| +003+ | 1.95 | Danny Duffy | 23 | KCA |
| +005+ | 1.83 | Matt Boyd | 34.7 | DET |
| +006+ | 1.78 | Joe Musgrove | 29 | SDN |
| +007+ | 1.77 | John Means | 30 | BAL |
| +008+ | 1.69 | Anthony DeSclafani | 30 | SFN |
| +011+ | 1.65 | Gerrit Cole | 31.7 | NYA |
| +012+ | 1.63 | Trevor Rogers | 28 | MIA |
| +013+ | 1.62 | Corbin Burnes | 29.3 | MIL |
| +014+ | 1.59 | Brandon Woodruff | 29 | MIL |
| +015+ | 1.59 | Carlos Rodon | 19 | CHA |
| +019+ | 1.5 | Cristian Javier | 20.7 | HOU |
| +023+ | 1.44 | Lance Lynn | 19.7 | CHA |
| +024+ | 1.4 | Kevin Gausman | 33.7 | SFN |
| +028+ | 1.3 | Tyler Glasnow | 30.7 | TBA |
| +030+ | 1.3 | Tyler Mahle | 25.7 | CIN |
| XXXXX | 1.25 | Shane Bieber | 36.3 | CLE |
| XXXXX | 1.18 | Yu Darvish | 31.7 | SDN |
| XXXXX | 1.17 | Ryan Weathers | 15.3 | SDN |
| XXXXX | 1.1 | Ian Anderson | 29 | ATL |
| XXXXX | 1.1 | JT Brubaker | 22.3 | PIT |
| XXXXX | 1.07 | Kyle Gibson | 27.3 | TEX |
| XXXXX | 0.99 | Johnny Cueto | 20 | SFN |
| XXXXX | 0.99 | Marcus Stroman | 24.3 | NYN |
| XXXXX | 0.98 | Trevor Bauer | 32 | LAN |
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