| Starter | Tm | Tier | Game |
|---|---|---|---|
| Framber Valdez | HOU | 3.72 | 202306020_ANA_HOU |
| Sonny Gray | MIN | 3.67 | 202306030_CLE_MIN |
| Luis Castillo | SEA | 1.86 | 202306020_SEA_TEX |
| Josiah Gray | WAS | 1.77 | 202306020_PHI_WAS |
| Gerrit Cole | NYA | 1.66 | 202306030_NYA_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Shintaro Fujinami | OAK | -12.05 | 202306020_OAK_MIA |
| Jordan Lyles | KCA | -6.36 | 202306020_COL_KCA |
| Austin Gomber | COL | -5.06 | 202306030_COL_KCA |
| Jameson Taillon | CHN | -3.25 | 202306020_CHN_SDN |
| Graham Ashcraft | CIN | -1.51 | 202306030_MIL_CIN |
Based on accumulated WAA for this season up to 2023-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 3.71 | Framber Valdez | 79 | HOU |
| +005+ | 3.51 | Bryce Elder | 65.7 | ATL |
| +006+ | 3.47 | Shane McClanahan | 69.7 | TBA |
| +009+ | 3.1 | Sonny Gray | 67 | MIN |
| +010+ | 3.09 | Nathan Eovaldi | 74.3 | TEX |
| +013+ | 2.76 | Marcus Stroman | 73 | CHN |
| +017+ | 2.63 | Luis Castillo | 70.7 | SEA |
| +019+ | 2.56 | Jon Gray | 64.7 | TEX |
| +021+ | 2.51 | Kevin Gausman | 75 | TOR |
| +023+ | 2.48 | Gerrit Cole | 79.7 | NYA |
| +025+ | 2.48 | Justin Steele | 68 | CHN |
| +024+ | 2.48 | Zac Gallen | 72.7 | ARI |
| +026+ | 2.42 | Alex Cobb | 69.7 | SFN |
| +028+ | 2.4 | Dane Dunning | 48 | TEX |
| +033+ | 2.17 | Cristian Javier | 69.7 | HOU |
| +036+ | 2.07 | Joe Ryan | 65 | MIN |
| +038+ | 2.04 | Tony Gonsolin | 35.7 | LAN |
| +041+ | 2.01 | Spencer Strider | 69.7 | ATL |
| +044+ | 1.95 | Bailey Ober | 46.3 | MIN |
| +049+ | 1.88 | Jaime Barria | 34 | ANA |
| +051+ | 1.86 | Merrill Kelly | 70.7 | ARI |
| +050+ | 1.86 | Logan Webb | 79 | SFN |
| +053+ | 1.83 | George Kirby | 71 | SEA |
| +057+ | 1.77 | Josiah Gray | 67 | WAS |
| +065+ | 1.67 | Mitch Keller | 74.7 | PIT |
_