| Starter | Tm | Tier | Game |
|---|---|---|---|
| Willie Adams | OAK | -5.84 | 191808072_OAK_BAL |
| Jack Coombs | LAN | -4.3 | 191808060_CHN_LAN |
| Gene Packard | SLN | -2.21 | 191808070_SLN_ATL |
| Pete Schneider | CIN | -1.39 | 191808071_CIN_SFN |
| Milt Watson | PHI | -1.17 | 191808070_PIT_PHI |
Based on accumulated WAA for this season up to 1918-08-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.79 | Walter Johnson | 268 | MIN |
| +002+ | 6.45 | Stan Coveleski | 260.7 | CLE |
| +003+ | 5.88 | Hippo Vaughn | 235.3 | CHN |
| +007+ | 3.88 | Burleigh Grimes | 213 | LAN |
| +008+ | 3.84 | Scott Perry | 266.7 | OAK |
| +010+ | 3.61 | Carl Mays | 239.3 | BOS |
| +012+ | 3.55 | Allen Sothoron | 193 | BAL |
| +013+ | 3.54 | Red Ames | 168.7 | SLN |
| +014+ | 3.49 | Harry Harper | 195.3 | MIN |
| +016+ | 3.18 | Bullet Joe Bush | 229.7 | BOS |
| +025+ | 2.62 | Lefty Tyler | 210.7 | CHN |
| +026+ | 2.53 | Eddie Cicotte | 225 | CHA |
| +032+ | 2.29 | Wilbur Cooper | 217 | PIT |
| +039+ | 2.1 | Phil Douglas | 117.7 | CHN |
| +041+ | 2.05 | Red Causey | 110.7 | SFN |
| +043+ | 1.98 | Rube Marquard | 200 | LAN |
| +047+ | 1.75 | Dick Rudolph | 117 | ATL |
| +051+ | 1.69 | Jim Bagby | 229 | CLE |
| +053+ | 1.62 | Eddie Matteson | 33 | MIN |
| +055+ | 1.6 | Babe Ruth | 115 | BOS |
| +058+ | 1.56 | Bernie Boland | 162 | DET |
| +063+ | 1.47 | Frank Shellenback | 156.3 | CHA |
| +065+ | 1.42 | Al Demaree | 139.3 | SFN |
| +067+ | 1.36 | Paul Carter | 63.7 | CHN |
| +072+ | 1.32 | Sad Sam Jones | 139 | BOS |
_