| Starter | Tm | Tier | Game |
|---|---|---|---|
| Luis Cessa | CIN | -5.07 | 202305030_CIN_SDN |
| Lance Lynn | CHA | -3.59 | 202305050_CHA_CIN |
| Chris Sale | BOS | -2.08 | 202305050_BOS_PHI |
| Dean Kremer | BAL | -2.06 | 202305050_BAL_ATL |
| Sean Manaea | SFN | -1.7 | 202305050_MIL_SFN |
Based on accumulated WAA for this season up to 2023-05-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.15 | Gerrit Cole | 46.7 | NYA |
| +002+ | 2.83 | Justin Steele | 43.3 | CHN |
| +003+ | 2.76 | Sonny Gray | 35 | MIN |
| +005+ | 2.46 | Eduardo Rodriguez | 44.7 | DET |
| +011+ | 2.09 | Bryce Elder | 36 | ATL |
| +015+ | 2.02 | Shane McClanahan | 40 | TBA |
| +016+ | 2 | Marcus Stroman | 41.3 | CHN |
| +017+ | 1.93 | Graham Ashcraft | 36 | CIN |
| +021+ | 1.84 | Anthony DeSclafani | 38 | SFN |
| +024+ | 1.74 | Zac Gallen | 42.7 | ARI |
| +025+ | 1.73 | Clayton Kershaw | 42.7 | LAN |
| +027+ | 1.68 | Luis Castillo | 41.7 | SEA |
| +028+ | 1.66 | Dane Dunning | 25.3 | TEX |
| +029+ | 1.64 | Framber Valdez | 45 | HOU |
| +036+ | 1.58 | Joe Ryan | 38 | MIN |
| +037+ | 1.57 | Wade Miley | 35 | MIL |
| +039+ | 1.53 | Shohei Ohtani | 39 | ANA |
| +044+ | 1.43 | Martin Perez | 33.7 | TEX |
| +046+ | 1.38 | Alex Cobb | 33.3 | SFN |
| +050+ | 1.36 | Bailey Ober | 18.3 | MIN |
| +052+ | 1.31 | Max Fried | 26 | ATL |
| +055+ | 1.27 | Hunter Brown | 34.7 | HOU |
| +054+ | 1.27 | Zach Eflin | 28 | TBA |
| +056+ | 1.26 | Shane Bieber | 45.7 | CLE |
| XXXXX | 1.16 | Drew Smyly | 35 | CHN |
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