| SP | Sanchez, A.Sanchez, Anibal >> | 34 | 2018 | R | 88 | 32 | 32 | 14 | 4 | 2.30 | .261 | 1.04 | 5.9 | 3.5 | 8.3 | 191.2 | 125 | 49 | 49 | 10 | 75 | 176 | 0 | 0 | 0 | 0 | 0 | 3 | 4 | 3.06 |
| SP | Rodriguez, J.Rodriguez, Jefry >> | 24 | 2018 | R | 40 | 24 | 24 | 3 | 4 | 3.00 | .316 | 1.37 | 6.1 | 6.3 | 8.4 | 99.0 | 67 | 33 | 33 | 8 | 69 | 92 | 0 | 0 | 0 | 0 | 0 | 1 | 3 | 4.31 |
| SP | Hellickson, J.Hellickson, Jeremy >> | 31 | 2018 | R | 77 | 1 | 0 | 1 | 0 | 0.00 | .000 | 0.00 | 0.0 | 0.0 | 0.0 | 2.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 |
| RP | Suero, W.Suero, Wander >> | 26 | 2018 | R | 56 | 102 | 0 | 4 | 5 | 3.05 | .300 | 1.17 | 6.9 | 3.7 | 10.7 | 59.0 | 45 | 22 | 20 | 9 | 24 | 70 | 0 | 7 | 5 | 0 | 0 | 7 | 6 | 4.19 |
| RP | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 98 | 69 | 0 | 4 | 1 | 1.24 | .199 | 0.69 | 5.5 | 0.8 | 12.5 | 36.1 | 22 | 5 | 5 | 3 | 3 | 50 | 0 | 9 | 1 | 0 | 0 | 2 | 1 | 1.72 |
| SP | Roark, T.Roark, Tanner >> | 31 | 2018 | R | 47 | 2 | 0 | 1 | 1 | 0.00 | .353 | 1.64 | 9.0 | 9.0 | 12.0 | 3.2 | 3 | 2 | 0 | 0 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.33 |
| RP | Madson, R.Madson, Ryan >> | 38 | 2018 | R | 29 | 80 | 0 | 4 | 5 | 3.28 | .321 | 1.36 | 8.4 | 3.9 | 9.6 | 49.1 | 46 | 18 | 18 | 2 | 21 | 52 | 0 | 9 | 4 | 0 | 0 | 3 | 3 | 2.88 |
| RP | Miller, J.Miller, Justin >> | 31 | 2018 | R | 75 | 69 | 0 | 2 | 4 | 3.60 | .307 | 1.31 | 8.5 | 3.3 | 10.3 | 55.0 | 52 | 23 | 22 | 5 | 20 | 63 | 0 | 12 | 2 | 0 | 0 | 1 | 0 | 3.04 |