| SP | Johnson, R.Johnson, Randy † # | Warriors | L | 156.0 | 33 | 33 | 20 | 6 | 3.45 | .278 | 1.14 | 7.9 | 2.4 | 7.5 | 237.2 | 209 | 94 | 91 | 28 | 62 | 198 | 9 | 0 | 0 | 3 | 20 | 4 | 1 | 3.70 |
| SP | deGrom, J.deGrom, Jacob † | Hissing Toads | R | 142.0 | 34 | 34 | 17 | 11 | 2.81 | .260 | 1.04 | 7.3 | 2.1 | 10.5 | 227.0 | 183 | 74 | 71 | 21 | 52 | 264 | 1 | 0 | 0 | 1 | 26 | 4 | 0 | 2.62 |
| SP | Reulbach, E.Reulbach, Ed † | Hissing Toads | R | 122.0 | 32 | 32 | 18 | 2 | 3.52 | .298 | 1.27 | 6.9 | 4.5 | 3.8 | 186.2 | 143 | 77 | 73 | 18 | 94 | 79 | 0 | 0 | 0 | 0 | 20 | 1 | 2 | 4.94 |
| CL | Doolittle, S.Doolittle, Sean † | INQUISITORS | L | 119.0 | 86 | 0 | 5 | 8 | 4.01 | .308 | 1.30 | 8.6 | 3.1 | 9.3 | 103.1 | 98 | 49 | 46 | 10 | 36 | 107 | 0 | 38 | 4 | 0 | 0 | 4 | 0 | 3.35 |
| CL | Chapman, A.Chapman, Aroldis † | Hissing Toads | L | 115.5 | 75 | 0 | 10 | 10 | 4.05 | .337 | 1.50 | 7.9 | 5.7 | 10.4 | 73.1 | 64 | 39 | 33 | 7 | 46 | 84 | 0 | 31 | 6 | 0 | 0 | 2 | 3 | 3.92 |
| SP | Alexander, P.Alexander, Pete | INQUISITORS | R | 110.0 | 34 | 34 | 17 | 14 | 3.60 | .279 | 1.14 | 7.7 | 2.6 | 5.2 | 237.2 | 204 | 104 | 95 | 18 | 68 | 137 | 6 | 0 | 0 | 0 | 20 | 4 | 0 | 3.74 |
| SP | Arrieta, J.Arrieta, Jake $ | Bombers | R | 109.0 | 34 | 34 | 16 | 8 | 3.53 | .294 | 1.23 | 7.9 | 3.2 | 7.3 | 201.1 | 177 | 86 | 79 | 13 | 71 | 163 | 0 | 0 | 0 | 0 | 21 | 4 | 6 | 3.34 |