| SP | Martinez, P.Martinez, Pedro † $ | Stranglers | R | 135.0 | 26 | 26 | 15 | 4 | 2.89 | .251 | 1.00 | 6.5 | 2.5 | 7.4 | 205.1 | 148 | 70 | 66 | 19 | 57 | 168 | 7 | 0 | 0 | 0 | 20 | 1 | 2 | 3.41 |
| CL | Jansen, K.Jansen, Kenley † | Doggies | R | 124.0 | 65 | 0 | 4 | 6 | 2.47 | .278 | 1.15 | 8.5 | 2.0 | 10.2 | 69.1 | 65 | 22 | 19 | 4 | 15 | 78 | 0 | 38 | 4 | 0 | 0 | 0 | 0 | 2.14 |
| RP | Chapman, A.Chapman, Aroldis † | Privateers | L | 112.5 | 71 | 0 | 8 | 2 | 0.94 | .242 | 0.95 | 4.2 | 4.3 | 10.0 | 96.0 | 45 | 13 | 10 | 1 | 46 | 107 | 0 | 11 | 2 | 0 | 0 | 1 | 6 | 2.38 |
| CL | Kimbrel, C.Kimbrel, Craig † | Abes | R | 109.0 | 57 | 0 | 5 | 5 | 2.48 | .275 | 1.12 | 8.1 | 2.1 | 11.2 | 61.2 | 55 | 22 | 17 | 5 | 14 | 76 | 0 | 30 | 3 | 0 | 0 | 1 | 3 | 2.31 |
| SP | Hunter, C.Hunter, Catfish # | Stranglers | R | 93.0 | 25 | 25 | 14 | 8 | 3.70 | .263 | 1.04 | 7.0 | 2.4 | 4.4 | 177.2 | 138 | 74 | 73 | 16 | 47 | 87 | 5 | 0 | 0 | 2 | 16 | 5 | 1 | 4.07 |
| RP | Street, H.Street, Huston † | Classics | R | 91.0 | 67 | 0 | 5 | 3 | 1.79 | .259 | 1.03 | 6.2 | 3.1 | 10.2 | 85.2 | 59 | 19 | 17 | 4 | 29 | 96 | 0 | 14 | 1 | 0 | 0 | 2 | 1 | 2.45 |
| SP | Arrieta, J.Arrieta, Jake † | Gators | R | 85.0 | 26 | 26 | 11 | 8 | 3.52 | .283 | 1.17 | 8.4 | 2.2 | 8.2 | 171.1 | 159 | 71 | 67 | 14 | 42 | 156 | 4 | 0 | 0 | 1 | 16 | 2 | 8 | 3.01 |