| SP | Verlander, J.Verlander, Justin >> | 35 | 2018 | R | 99 | 32 | 32 | 10 | 8 | 2.55 | .283 | 1.15 | 7.5 | 2.9 | 10.3 | 215.2 | 180 | 65 | 61 | 14 | 69 | 246 | 0 | 0 | 0 | 0 | 25 | 7 | 8 | 2.62 |
| SP | Porcello, R.Porcello, Rick >> | 29 | 2018 | R | 77 | 30 | 30 | 9 | 10 | 3.88 | .318 | 1.37 | 9.1 | 3.2 | 8.3 | 176.1 | 178 | 80 | 76 | 20 | 63 | 163 | 0 | 0 | 0 | 0 | 14 | 6 | 8 | 3.80 |
| SP | Jackson, E.Jackson, Edwin >> | 35 | 2018 | R | 75 | 30 | 30 | 13 | 6 | 3.17 | .324 | 1.42 | 8.6 | 4.3 | 7.1 | 167.1 | 159 | 73 | 59 | 14 | 79 | 131 | 0 | 0 | 0 | 0 | 13 | 3 | 11 | 3.99 |
| SP | Fulmer, M.Fulmer, Michael >> | 25 | 2018 | R | 46 | 22 | 22 | 8 | 7 | 4.99 | .337 | 1.51 | 9.8 | 3.8 | 7.4 | 115.1 | 125 | 64 | 64 | 17 | 49 | 95 | 0 | 0 | 0 | 0 | 9 | 2 | 1 | 4.60 |
| CL | Conley, A.Conley, Adam † >> | 28 | 2018 | R | 84 | 64 | 0 | 3 | 5 | 2.25 | .312 | 1.31 | 6.6 | 5.2 | 9.7 | 64.0 | 47 | 23 | 16 | 6 | 37 | 69 | 0 | 40 | 5 | 0 | 0 | 3 | 3 | 3.94 |
| SU | Alcantara, V.Alcantara, Victor + >> | 25 | 2018 | R | 79 | 73 | 0 | 2 | 7 | 4.30 | .298 | 1.22 | 8.6 | 2.6 | 8.4 | 81.2 | 77 | 39 | 39 | 10 | 23 | 76 | 0 | 2 | 8 | 0 | 0 | 4 | 4 | 3.73 |
| RP | Alvarez, J.Alvarez, Jose >> | 29 | 2018 | L | 77 | 82 | 0 | 5 | 7 | 3.56 | .320 | 1.38 | 8.8 | 3.7 | 8.4 | 93.2 | 91 | 38 | 37 | 9 | 38 | 87 | 0 | 1 | 3 | 0 | 0 | 3 | 0 | 3.71 |
| RP | Alexander, S.Alexander, Scott >> | 28 | 2018 | L | 61 | 73 | 0 | 8 | 3 | 2.96 | .305 | 1.32 | 8.5 | 3.3 | 7.6 | 76.0 | 72 | 28 | 25 | 3 | 28 | 64 | 0 | 4 | 4 | 0 | 0 | 0 | 0 | 2.93 |
| RP | Miller, A.Miller, Andrew >> | 33 | 2018 | L | 54 | 48 | 0 | 4 | 0 | 4.43 | .354 | 1.62 | 10.1 | 4.7 | 7.2 | 40.2 | 45 | 21 | 20 | 3 | 21 | 32 | 0 | 1 | 1 | 0 | 0 | 1 | 1 | 4.03 |
| RP | Bleier, R.Bleier, Richard >> | 31 | 2018 | L | 44 | 29 | 0 | 1 | 2 | 4.23 | .284 | 1.16 | 8.7 | 2.0 | 8.3 | 27.2 | 26 | 15 | 13 | 6 | 6 | 25 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 4.81 |
| SP | Turnbull, S.Turnbull, Spencer + >> | 25 | 2018 | R | 41 | 27 | 0 | 5 | 3 | 3.82 | .330 | 1.37 | 8.9 | 3.5 | 8.3 | 73.0 | 72 | 32 | 31 | 4 | 28 | 67 | 0 | 1 | 1 | 0 | 0 | 8 | 5 | 3.36 |