| SP | Berrios, J.Berrios, Jose >> | 24 | 2018 | R | 82 | 10 | 10 | 4 | 0 | 3.41 | .331 | 1.47 | 9.3 | 4.1 | 9.8 | 60.2 | 62 | 23 | 23 | 6 | 27 | 65 | 0 | 0 | 0 | 0 | 4 | 1 | 0 | 3.53 |
| SP | Carrasco, C.Carrasco, Carlos >> | 31 | 2018 | R | 81 | 10 | 10 | 4 | 2 | 4.13 | .299 | 1.20 | 9.1 | 1.6 | 11.5 | 61.0 | 62 | 28 | 28 | 8 | 11 | 78 | 0 | 0 | 0 | 0 | 6 | 5 | 2 | 2.93 |
| SP | Morton, C.Morton, Charlie >> | 35 | 2018 | R | 86 | 10 | 10 | 5 | 3 | 3.62 | .328 | 1.43 | 9.8 | 3.2 | 13.2 | 54.2 | 59 | 24 | 22 | 8 | 19 | 79 | 0 | 0 | 0 | 0 | 5 | 2 | 0 | 3.17 |
| SP | Cueto, J.Cueto, Johnny # >> | 32 | 2018 | R | 75 | 10 | 10 | 3 | 5 | 4.45 | .328 | 1.47 | 9.6 | 3.8 | 8.3 | 60.2 | 64 | 30 | 30 | 8 | 25 | 55 | 0 | 0 | 0 | 0 | 6 | 0 | 2 | 4.15 |
| RP | Hernandez, D.Hernandez, David >> | 33 | 2018 | R | 86 | 23 | 0 | 2 | 2 | 5.40 | .301 | 1.26 | 8.5 | 3.0 | 10.1 | 33.1 | 31 | 21 | 20 | 4 | 11 | 37 | 0 | 0 | 1 | 0 | 0 | 1 | 1 | 3.42 |
| RP | Robertson, D.Robertson, David >> | 33 | 2018 | R | 89 | 13 | 0 | 2 | 1 | 1.38 | .220 | 0.85 | 3.5 | 4.2 | 12.5 | 13.0 | 5 | 2 | 2 | 0 | 6 | 18 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1.62 |
| RP | Osuna, R.Osuna, Roberto >> | 23 | 2018 | R | 72 | 8 | 0 | 1 | 0 | 0.00 | .231 | 0.90 | 7.5 | 1.5 | 13.5 | 6.2 | 5 | 0 | 0 | 0 | 1 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0.50 |
| RP | Trivino, L.Trivino, Lou >> | 26 | 2018 | R | 72 | 9 | 0 | 0 | 0 | 1.80 | .250 | 1.00 | 6.3 | 2.7 | 8.1 | 10.0 | 7 | 2 | 2 | 1 | 3 | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3.40 |
| CL | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 100 | 23 | 0 | 1 | 2 | 3.10 | .351 | 1.52 | 10.4 | 3.6 | 10.8 | 20.1 | 23 | 7 | 7 | 1 | 8 | 24 | 0 | 15 | 2 | 0 | 0 | 2 | 0 | 2.75 |