| SP | Scherzer, M.Scherzer, Max # >> | 34 | 2018 | R | 100 | 26 | 26 | 18 | 4 | 2.89 | .261 | 1.03 | 6.4 | 2.9 | 10.6 | 177.1 | 126 | 57 | 57 | 14 | 57 | 208 | 0 | 0 | 0 | 0 | 18 | 5 | 0 | 2.73 |
| SP | Wheeler, Z.Wheeler, Zack >> | 28 | 2018 | R | 85 | 25 | 25 | 6 | 12 | 4.60 | .340 | 1.52 | 10.4 | 3.3 | 8.2 | 152.2 | 176 | 79 | 78 | 22 | 56 | 138 | 0 | 0 | 0 | 0 | 13 | 4 | 2 | 4.25 |
| SP | Manaea, S.Manaea, Sean >> | 26 | 2018 | L | 77 | 24 | 24 | 7 | 6 | 4.57 | .344 | 1.51 | 10.5 | 3.1 | 7.7 | 136.0 | 159 | 79 | 69 | 17 | 47 | 116 | 0 | 0 | 0 | 0 | 13 | 8 | 3 | 4.13 |
| SP | Stripling, R.Stripling, Ross >> | 28 | 2018 | R | 59 | 24 | 23 | 0 | 6 | 6.80 | .363 | 1.65 | 10.5 | 4.3 | 9.8 | 82.0 | 96 | 62 | 62 | 22 | 39 | 89 | 0 | 0 | 0 | 0 | 0 | 5 | 1 | 5.93 |
| RP | Davis, W.Davis, Wade † >> | 32 | 2018 | R | 85 | 69 | 0 | 17 | 2 | 3.05 | .313 | 1.34 | 6.6 | 5.6 | 10.7 | 79.2 | 58 | 28 | 27 | 9 | 49 | 94 | 0 | 2 | 1 | 0 | 0 | 2 | 9 | 4.04 |
| RP | Watson, T.Watson, Tony >> | 33 | 2018 | L | 75 | 46 | 0 | 1 | 2 | 3.86 | .303 | 1.29 | 9.3 | 2.4 | 12.6 | 53.2 | 55 | 23 | 23 | 5 | 14 | 74 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 2.28 |
| RP | Vizcaino, A.Vizcaino, Arodys >> | 27 | 2018 | R | 64 | 39 | 0 | 2 | 1 | 3.89 | .286 | 1.14 | 6.3 | 3.9 | 8.0 | 44.0 | 31 | 19 | 19 | 7 | 19 | 39 | 0 | 1 | 0 | 0 | 0 | 3 | 3 | 4.80 |
| CL | Leclerc, J.Leclerc, Jose † >> | 24 | 2018 | R | 99 | 58 | 0 | 6 | 4 | 2.83 | .263 | 1.05 | 5.9 | 3.7 | 11.0 | 63.2 | 41 | 20 | 20 | 6 | 26 | 77 | 0 | 34 | 3 | 0 | 0 | 1 | 4 | 3.08 |
| SU | Chapman, A.Chapman, Aroldis >> | 30 | 2018 | L | 92 | 53 | 0 | 5 | 2 | 2.22 | .251 | 0.99 | 4.8 | 4.2 | 9.8 | 56.2 | 30 | 17 | 14 | 1 | 26 | 61 | 0 | 4 | 3 | 0 | 0 | 1 | 6 | 2.50 |