| SP | McKenzie, T.McKenzie, Triston | 24 | Guardians | R | 95 | 40 | 40 | 25 | 7 | 2.45 | .258 | 1.02 | 7.2 | 2.0 | 8.3 | 271.2 | 216 | 75 | 74 | 22 | 60 | 249 | 4 | 0 | 0 | 2 | 30 | 7 | 10 | 2.96 |
| SP | Gonsolin, T.Gonsolin, Tony | 28 | Astros | R | 97 | 36 | 36 | 19 | 11 | 1.82 | .241 | 0.91 | 5.8 | 2.4 | 7.9 | 233.0 | 150 | 53 | 47 | 14 | 61 | 205 | 1 | 0 | 0 | 0 | 24 | 11 | 1 | 2.95 |
| SP | Valdez, F.Valdez, Framber | 28 | Astros | L | 78 | 35 | 35 | 21 | 10 | 3.57 | .296 | 1.25 | 8.0 | 3.3 | 8.4 | 239.2 | 212 | 106 | 95 | 25 | 88 | 224 | 6 | 0 | 0 | 2 | 23 | 3 | 11 | 3.63 |
| SP | Gilbert, L.Gilbert, Logan | 25 | Mariners | R | 66 | 36 | 36 | 19 | 9 | 2.52 | .288 | 1.19 | 7.7 | 3.0 | 9.0 | 228.2 | 195 | 74 | 64 | 13 | 77 | 228 | 1 | 0 | 0 | 1 | 24 | 6 | 1 | 2.83 |
| CL | Feyereisen, J.Feyereisen, J.P. | 29 | Guardians | R | 99 | 79 | 0 | 6 | 5 | 2.27 | .189 | 0.66 | 3.5 | 2.5 | 9.8 | 87.1 | 34 | 22 | 22 | 8 | 24 | 95 | 0 | 49 | 2 | 0 | 0 | 3 | 0 | 2.94 |
| CL | Boxberger, B.Boxberger, Brad | 34 | White Sox | R | 60 | 78 | 0 | 7 | 4 | 3.53 | .291 | 1.19 | 7.5 | 3.2 | 9.7 | 89.1 | 74 | 35 | 35 | 9 | 32 | 96 | 0 | 17 | 5 | 0 | 0 | 4 | 0 | 3.37 |