| SP | Bauer, T.Bauer, Trevor >> | 27 | 2018 | R | 92 | 33 | 33 | 21 | 4 | 2.28 | .242 | 0.94 | 6.0 | 2.5 | 10.5 | 245.0 | 164 | 64 | 62 | 14 | 67 | 285 | 3 | 0 | 0 | 1 | 0 | 4 | 12 | 2.29 |
| SP | Kluber, C.Kluber, Corey >> | 32 | 2018 | R | 89 | 33 | 33 | 20 | 6 | 3.20 | .286 | 1.19 | 8.5 | 2.2 | 10.5 | 247.2 | 234 | 88 | 88 | 16 | 61 | 289 | 5 | 0 | 0 | 1 | 0 | 3 | 8 | 2.28 |
| SP | Clevinger, M.Clevinger, Mike >> | 27 | 2018 | R | 82 | 32 | 32 | 16 | 6 | 3.26 | .292 | 1.22 | 7.6 | 3.4 | 9.9 | 218.1 | 184 | 84 | 79 | 16 | 83 | 241 | 4 | 0 | 0 | 3 | 0 | 3 | 4 | 2.93 |
| SP | Carrasco, C.Carrasco, Carlos >> | 31 | 2018 | R | 80 | 32 | 32 | 15 | 9 | 3.89 | .299 | 1.27 | 8.6 | 2.8 | 11.7 | 206.0 | 197 | 90 | 89 | 31 | 65 | 268 | 2 | 0 | 0 | 0 | 0 | 2 | 8 | 3.33 |
| SP | Plutko, A.Plutko, Adam >> | 26 | 2018 | R | 36 | 32 | 32 | 9 | 4 | 3.55 | .294 | 1.22 | 8.6 | 2.4 | 7.1 | 169.2 | 161 | 69 | 67 | 16 | 46 | 134 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 3.55 |
| RP | Perez, O.Perez, Oliver >> | 37 | 2018 | L | 98 | 58 | 0 | 9 | 3 | 3.21 | .289 | 1.15 | 6.5 | 4.0 | 11.8 | 92.2 | 66 | 39 | 33 | 9 | 41 | 121 | 0 | 14 | 5 | 0 | 0 | 6 | 1 | 3.17 |
| RP | Ramirez, N.Ramirez, Neil >> | 29 | 2018 | R | 56 | 56 | 0 | 2 | 9 | 3.15 | .304 | 1.28 | 8.0 | 3.5 | 11.1 | 80.0 | 71 | 28 | 28 | 10 | 31 | 99 | 0 | 10 | 4 | 0 | 0 | 3 | 0 | 3.43 |
| RP | Miller, A.Miller, Andrew >> | 33 | 2018 | L | 50 | 17 | 0 | 2 | 1 | 2.31 | .340 | 1.50 | 9.8 | 3.9 | 11.7 | 23.1 | 25 | 6 | 6 | 1 | 10 | 30 | 0 | 1 | 2 | 0 | 0 | 1 | 1 | 2.39 |
| RP | McAllister, Z.McAllister, Zach >> | 30 | 2018 | R | 27 | 19 | 0 | 1 | 0 | 5.61 | .294 | 1.21 | 8.6 | 2.5 | 9.4 | 25.2 | 24 | 16 | 16 | 5 | 7 | 26 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4.48 |
| SP | Bieber, S.Bieber, Shane >> | 23 | 2018 | R | 32 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |