| Starter | Tm | Tier | Game |
|---|---|---|---|
| Homer Bailey | KCA | -6.83 | 201904130_CLE_KCA |
| Chad Bettis | COL | -3.12 | 201904120_COL_SFN |
| Rick Porcello | BOS | -2.73 | 201904130_BAL_BOS |
| Dylan Bundy | BAL | -1.75 | 201904110_OAK_BAL |
| Jason Vargas | NYN | -1.51 | 201904130_NYN_ATL |
Based on accumulated WAA for this season up to 2019-04-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 1.6 | Luis Castillo | 19.7 | CIN |
| +007+ | 1.57 | Matt Shoemaker | 19.7 | TOR |
| +008+ | 1.52 | Joe Musgrove | 15.3 | PIT |
| +009+ | 1.49 | Tyler Glasnow | 17 | TBA |
| +010+ | 1.4 | Max Fried | 13.7 | ATL |
| +015+ | 1.29 | Masahiro Tanaka | 18.3 | NYA |
| XXXXX | 1.25 | Blake Snell | 25 | TBA |
| XXXXX | 1.18 | Zach Davies | 17.7 | MIL |
| XXXXX | 1.12 | Brad Keller | 25.7 | KCA |
| XXXXX | 1.06 | Jose Berrios | 20.7 | MIN |
| XXXXX | 1.03 | Trevor Richards | 18 | MIA |
| XXXXX | 1.03 | Steven Matz | 16.3 | NYN |
| XXXXX | 1.01 | Matt Moore | 10 | DET |
| XXXXX | 1 | Chris Paddack | 14 | SDN |
| XXXXX | 1 | Trevor Bauer | 19.7 | CLE |
| XXXXX | 1 | Jeff Samardzija | 16.7 | SFN |
| XXXXX | 1 | Nick Margevicius | 16 | SDN |
| XXXXX | 0.99 | Aaron Sanchez | 16 | TOR |
| XXXXX | 0.97 | Jake Arrieta | 20 | PHI |
| XXXXX | 0.95 | Chris Archer | 18 | PIT |
| XXXXX | 0.94 | Shane Bieber | 15 | CLE |
| XXXXX | 0.92 | Tyler Mahle | 11 | CIN |
| XXXXX | 0.88 | Jordan Lyles | 11 | PIT |
| XXXXX | 0.84 | Marcus Stroman | 18.7 | TOR |
| XXXXX | 0.77 | Jordan Zimmermann | 18 | DET |
_