| RP | Pressly, R.Pressly, Ryan >> | 32 | 2021 | R | 41 | 88 | 0 | 8 | 6 | 4.18 | .305 | 1.29 | 9.0 | 2.7 | 8.4 | 118.1 | 118 | 64 | 55 | 22 | 35 | 110 | 0 | 15 | 5 | 0 | 0 | 3 | 2 | 4.53 |
| RP | Springer, R.Springer, Russ >> | 38 | 2006 | R | 27 | 66 | 0 | 6 | 4 | 3.08 | .285 | 1.16 | 7.8 | 2.7 | 4.5 | 84.2 | 73 | 31 | 29 | 9 | 25 | 42 | 0 | 11 | 5 | 0 | 0 | 3 | 4 | 4.39 |
| RP | Sampson, C.Sampson, Chris >> | 28 | 2006 | R | 53 | 36 | 0 | 6 | 2 | 3.32 | .270 | 1.07 | 7.4 | 2.3 | 4.9 | 62.1 | 51 | 25 | 23 | 5 | 16 | 34 | 0 | 5 | 0 | 0 | 0 | 2 | 0 | 3.82 |
| SP | Verlander, J.Verlander, Justin † >> | 36 | 2019 | R | 100 | 35 | 35 | 17 | 9 | 2.99 | .253 | 1.01 | 6.5 | 2.5 | 8.2 | 271.1 | 197 | 91 | 90 | 31 | 76 | 246 | 7 | 0 | 0 | 2 | 24 | 2 | 0 | 3.54 |
| SP | Richard, J.Richard, J.R. >> | 30 | 1980 | R | 90 | 34 | 34 | 12 | 16 | 3.63 | .290 | 1.19 | 7.7 | 3.0 | 7.7 | 248.0 | 211 | 107 | 100 | 17 | 84 | 213 | 6 | 0 | 0 | 0 | 23 | 9 | 4 | 3.30 |
| RP | Dawley, B.Dawley, Bill >> | 25 | 1983 | R | 58 | 13 | 0 | 4 | 1 | 2.41 | .253 | 1.02 | 7.0 | 2.5 | 5.0 | 18.2 | 14 | 5 | 5 | 1 | 5 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.44 |
| SP | Farrell, T.Farrell, Turk >> | 29 | 1963 | R | 57 | 29 | 29 | 9 | 12 | 4.61 | .299 | 1.26 | 9.3 | 2.1 | 4.7 | 181.2 | 187 | 100 | 93 | 28 | 42 | 95 | 3 | 0 | 0 | 2 | 14 | 3 | 4 | 4.71 |
| RP | Solano, J.Solano, Julio >> | 24 | 1984 | R | 46 | 6 | 0 | 0 | 2 | 3.86 | .323 | 1.43 | 6.4 | 6.4 | 2.6 | 7.0 | 5 | 3 | 3 | 0 | 5 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4.57 |
| RP | Osuna, R.Osuna, Roberto >> | 24 | 2019 | R | 67 | 4 | 0 | 0 | 0 | 3.00 | .250 | 1.00 | 6.0 | 3.0 | 6.0 | 6.0 | 4 | 3 | 2 | 1 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.83 |
| RP | McHugh, C.McHugh, Collin >> | 31 | 2018 | R | 70 | 15 | 0 | 0 | 0 | 3.44 | .295 | 1.25 | 7.0 | 4.5 | 11.5 | 18.1 | 14 | 7 | 7 | 2 | 9 | 23 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.39 |