| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kyle Muller | OAK | -6 | 202305220_OAK_SEA |
| Jordan Lyles | KCA | -4.88 | 202305200_KCA_CHA |
| Lance Lynn | CHA | -4.38 | 202305210_KCA_CHA |
| Taijuan Walker | PHI | -2.42 | 202305210_CHN_PHI |
| Grayson Rodriguez | BAL | -2.29 | 202305200_BAL_TOR |
Based on accumulated WAA for this season up to 2023-05-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 3.17 | Gerrit Cole | 62.7 | NYA |
| +005+ | 2.89 | Justin Steele | 61.3 | CHN |
| +006+ | 2.88 | Sonny Gray | 49.3 | MIN |
| +007+ | 2.85 | Shane McClanahan | 57 | TBA |
| +009+ | 2.79 | Eduardo Rodriguez | 56.7 | DET |
| +011+ | 2.66 | Framber Valdez | 66 | HOU |
| +015+ | 2.61 | Mitch Keller | 62.7 | PIT |
| +014+ | 2.61 | Bryce Elder | 52.3 | ATL |
| +017+ | 2.54 | Dane Dunning | 43 | TEX |
| +021+ | 2.47 | Joe Ryan | 56 | MIN |
| +029+ | 2.12 | Josiah Gray | 57.7 | WAS |
| +030+ | 2.08 | George Kirby | 58.3 | SEA |
| +034+ | 1.93 | Nathan Eovaldi | 60.3 | TEX |
| +038+ | 1.79 | Zac Gallen | 61 | ARI |
| +044+ | 1.73 | Tony Gonsolin | 24 | LAN |
| +047+ | 1.67 | Chris Bassitt | 62.3 | TOR |
| +050+ | 1.65 | Clayton Kershaw | 57.3 | LAN |
| +053+ | 1.63 | Shane Bieber | 64.3 | CLE |
| +054+ | 1.62 | Bryce Miller | 25.3 | SEA |
| +056+ | 1.61 | Shohei Ohtani | 59 | ANA |
| +058+ | 1.6 | Drew Smyly | 50.3 | CHN |
| +057+ | 1.6 | Luis Castillo | 57.7 | SEA |
| +065+ | 1.53 | Kevin Gausman | 63 | TOR |
| +067+ | 1.53 | Cristian Javier | 58.7 | HOU |
| +066+ | 1.53 | Marcus Stroman | 56 | CHN |
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