| CL | Betances, D.Betances, Dellin † | Monarchs | R | 129.5 | 74 | 0 | 5 | 4 | 3.87 | .311 | 1.35 | 7.7 | 4.6 | 9.3 | 81.1 | 69 | 35 | 35 | 9 | 41 | 84 | 0 | 41 | 7 | 0 | 0 | 0 | 2 | 3.89 |
| CL | Feliz, N.Feliz, Neftali † | CANNONFODDER | R | 106.0 | 67 | 0 | 6 | 5 | 3.43 | .270 | 1.08 | 6.6 | 3.2 | 8.2 | 86.2 | 63 | 33 | 33 | 8 | 31 | 78 | 0 | 28 | 4 | 0 | 0 | 2 | 0 | 3.55 |
| CL | Chapman, A.Chapman, Aroldis † | Homers | L | 96.5 | 47 | 0 | 1 | 2 | 3.74 | .316 | 1.32 | 7.1 | 4.8 | 9.4 | 43.1 | 34 | 21 | 18 | 6 | 23 | 45 | 0 | 37 | 5 | 0 | 0 | 3 | 1 | 4.53 |
| SP | Alexander, P.Alexander, Pete † | Homers | R | 94.0 | 28 | 28 | 13 | 10 | 3.61 | .270 | 1.08 | 7.5 | 2.2 | 4.8 | 209.2 | 175 | 85 | 84 | 20 | 52 | 112 | 5 | 0 | 0 | 3 | 16 | 6 | 5 | 4.00 |
| SP | Arrieta, J.Arrieta, Jake † # $ | Bombers | R | 94.0 | 27 | 27 | 13 | 4 | 3.71 | .280 | 1.14 | 8.3 | 1.9 | 7.8 | 157.2 | 145 | 65 | 65 | 21 | 34 | 136 | 2 | 0 | 0 | 2 | 16 | 5 | 2 | 3.75 |
| SP | Mathewson, C.Mathewson, Christy | Bombers | R | 91.0 | 27 | 27 | 13 | 6 | 3.60 | .269 | 1.07 | 7.7 | 1.9 | 4.5 | 175.0 | 150 | 73 | 70 | 22 | 37 | 88 | 4 | 0 | 0 | 0 | 17 | 6 | 2 | 4.37 |