| Starter | Tm | Tier | Game |
|---|---|---|---|
| Gerrit Cole | NYA | 8.07 | 202105120_NYA_TBA |
| Shane Bieber | CLE | 6.68 | 202105110_CHN_CLE |
| Yu Darvish | SDN | 3.77 | 202105121_SDN_COL |
| Hyun Jin Ryu | TOR | 3.46 | 202105120_TOR_ATL |
| Brandon Woodruff | MIL | 3.14 | 202105120_SLN_MIL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jorge Lopez | BAL | -5.61 | 202105100_BOS_BAL |
| Jordan Lyles | TEX | -4.06 | 202105110_TEX_SFN |
| Trevor Cahill | PIT | -3.47 | 202105120_CIN_PIT |
| Jeff Hoffman | CIN | -2.72 | 202105110_CIN_PIT |
| Yusei Kikuchi | SEA | -1.88 | 202105110_SEA_LAN |
Based on accumulated WAA for this season up to 2021-05-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.41 | John Means | 52 | BAL |
| +002+ | 3.14 | Jacob deGrom | 40 | NYN |
| +003+ | 3.12 | Gerrit Cole | 52.7 | NYA |
| +005+ | 2.62 | Brandon Woodruff | 49.3 | MIL |
| +006+ | 2.52 | Carlos Rodon | 31 | CHA |
| +008+ | 2.18 | Kevin Gausman | 45.7 | SFN |
| +010+ | 2.16 | Matt Boyd | 41.7 | DET |
| +013+ | 2.03 | Danny Duffy | 41.7 | KCA |
| +015+ | 1.97 | Yu Darvish | 47.7 | SDN |
| +017+ | 1.94 | Marcus Stroman | 40.7 | NYN |
| +019+ | 1.87 | Kyle Gibson | 47.3 | TEX |
| +021+ | 1.84 | Max Scherzer | 46.3 | WAS |
| +024+ | 1.78 | Tyler Glasnow | 49.3 | TBA |
| +025+ | 1.77 | Lance Lynn | 29.7 | CHA |
| +026+ | 1.76 | Trevor Rogers | 38 | MIA |
| +027+ | 1.74 | John Gant | 34.3 | SLN |
| +030+ | 1.69 | Huascar Ynoa | 40.3 | ATL |
| +031+ | 1.67 | Trevor Bauer | 50.3 | LAN |
| +035+ | 1.62 | Wade Miley | 36 | CIN |
| +038+ | 1.59 | Ryan Weathers | 22.3 | SDN |
| +041+ | 1.58 | Taijuan Walker | 45.7 | NYN |
| +043+ | 1.57 | Anthony DeSclafani | 41.3 | SFN |
| +044+ | 1.55 | Alex Wood | 30 | SFN |
| +051+ | 1.44 | Zack Wheeler | 53.7 | PHI |
| +057+ | 1.36 | Clayton Kershaw | 44.7 | LAN |
_