| SP | Pivetta, N.Pivetta, Nick >> | 25 | 2018 | R | 51 | 34 | 34 | 10 | 14 | 4.76 | .320 | 1.38 | 8.9 | 3.5 | 10.7 | 176.0 | 174 | 105 | 93 | 31 | 69 | 210 | 0 | 0 | 0 | 0 | 0 | 6 | 6 | 4.18 |
| SP | Arrieta, J.Arrieta, Jake >> | 32 | 2018 | R | 49 | 34 | 34 | 5 | 11 | 4.84 | .342 | 1.56 | 10.3 | 3.8 | 8.0 | 189.2 | 216 | 114 | 102 | 30 | 79 | 168 | 0 | 0 | 0 | 0 | 0 | 1 | 7 | 4.56 |
| SP | Velasquez, V.Velasquez, Vincent >> | 26 | 2018 | R | 49 | 33 | 33 | 8 | 8 | 4.80 | .319 | 1.39 | 9.3 | 3.1 | 11.0 | 163.0 | 169 | 94 | 87 | 23 | 57 | 199 | 0 | 0 | 0 | 0 | 0 | 3 | 7 | 3.50 |
| RP | Dominguez, S.Dominguez, Seranthony >> | 23 | 2018 | R | 95 | 102 | 0 | 8 | 1 | 2.34 | .248 | 0.97 | 4.6 | 4.2 | 10.8 | 123.1 | 63 | 34 | 32 | 8 | 57 | 148 | 0 | 4 | 3 | 0 | 0 | 2 | 8 | 2.88 |
| RP | Ramos, E.Ramos, Edubray >> | 25 | 2018 | R | 70 | 94 | 0 | 13 | 7 | 4.66 | .303 | 1.26 | 8.7 | 2.6 | 10.6 | 116.0 | 112 | 61 | 60 | 19 | 34 | 136 | 0 | 6 | 5 | 0 | 0 | 5 | 3 | 3.79 |
| RP | Arano, V.Arano, Victor >> | 23 | 2018 | R | 60 | 89 | 0 | 4 | 7 | 2.97 | .291 | 1.22 | 7.8 | 3.2 | 9.5 | 100.0 | 87 | 40 | 33 | 13 | 35 | 106 | 0 | 11 | 6 | 0 | 0 | 1 | 0 | 3.65 |
| RP | Neris, H.Neris, Hector >> | 29 | 2018 | R | 50 | 69 | 0 | 4 | 7 | 3.47 | .306 | 1.29 | 8.4 | 3.4 | 12.4 | 72.2 | 67 | 33 | 28 | 6 | 27 | 99 | 0 | 9 | 2 | 0 | 0 | 2 | 3 | 2.54 |
| RP | Hunter, T.Hunter, Tommy >> | 32 | 2018 | R | 45 | 48 | 0 | 4 | 1 | 2.43 | .277 | 1.11 | 8.7 | 1.5 | 9.3 | 55.2 | 53 | 17 | 15 | 6 | 9 | 57 | 0 | 4 | 1 | 0 | 0 | 2 | 2 | 2.95 |
| RP | Davis, A.Davis, Austin >> | 25 | 2018 | L | 39 | 116 | 0 | 2 | 5 | 4.33 | .288 | 1.19 | 8.0 | 2.8 | 10.8 | 99.2 | 88 | 50 | 48 | 17 | 31 | 119 | 0 | 2 | 1 | 0 | 0 | 2 | 3 | 3.83 |