| SP | Scherzer, M.Scherzer, Max † >> | 33 | 2017 | R | 95 | 27 | 27 | 14 | 8 | 3.01 | .265 | 1.06 | 6.3 | 3.2 | 8.1 | 191.1 | 134 | 64 | 64 | 19 | 68 | 171 | 1 | 0 | 0 | 1 | 21 | 5 | 4 | 3.65 |
| SP | Kluber, C.Kluber, Corey # >> | 31 | 2017 | R | 89 | 26 | 26 | 12 | 8 | 3.54 | .278 | 1.13 | 8.2 | 2.0 | 8.2 | 195.2 | 178 | 80 | 77 | 27 | 44 | 178 | 7 | 0 | 0 | 1 | 18 | 4 | 4 | 3.71 |
| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 94 | 26 | 26 | 13 | 7 | 3.75 | .274 | 1.11 | 8.0 | 2.1 | 5.4 | 192.0 | 170 | 83 | 80 | 27 | 44 | 115 | 7 | 0 | 0 | 2 | 15 | 3 | 4 | 4.36 |
| SP | Joss, A.Joss, Addie $$ >> | 28 | 1908 | R | 83 | 25 | 25 | 17 | 6 | 4.01 | .279 | 1.15 | 8.2 | 2.2 | 3.3 | 182.0 | 165 | 83 | 81 | 22 | 44 | 67 | 7 | 0 | 0 | 0 | 15 | 2 | 2 | 4.59 |
| SP | Guidry, R.Guidry, Ron # >> | 28 | 1978 | L | 77 | 24 | 24 | 11 | 6 | 5.36 | .332 | 1.47 | 9.4 | 3.9 | 4.3 | 168.0 | 175 | 102 | 100 | 21 | 72 | 80 | 7 | 0 | 0 | 0 | 8 | 3 | 2 | 5.01 |
| RP | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 68 | 0 | 6 | 1 | 2.56 | .249 | 0.98 | 7.3 | 1.6 | 9.8 | 84.1 | 68 | 24 | 24 | 10 | 15 | 91 | 0 | 11 | 3 | 0 | 0 | 1 | 1 | 2.95 |
| RP | Benitez, A.Benitez, Armando >> | 32 | 2004 | R | 81 | 23 | 0 | 1 | 1 | 4.38 | .245 | 0.89 | 7.5 | 0.8 | 6.8 | 24.2 | 20 | 12 | 12 | 4 | 2 | 18 | 0 | 6 | 0 | 0 | 0 | 2 | 0 | 4.17 |
| RP | Britton, Z.Britton, Zach >> | 28 | 2016 | L | 78 | 10 | 0 | 0 | 2 | 6.10 | .367 | 1.74 | 10.8 | 5.4 | 9.0 | 10.1 | 12 | 7 | 7 | 2 | 6 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.40 |