| SP | Hernandez, F.Hernandez, Felix | 28 | Mariners | R | 61.0 | 11 | 11 | 6 | 2 | 2.24 | .231 | 0.89 | 6.0 | 2.0 | 9.5 | 84.1 | 56 | 21 | 21 | 6 | 19 | 89 | 2 | 0 | 0 | 1 | 10 | 1 | 3 | 2.52 |
| SP | Gilbert, L.Gilbert, Logan | 27 | Mariners | R | 58.0 | 11 | 11 | 7 | 2 | 2.28 | .269 | 1.09 | 6.6 | 3.2 | 7.9 | 75.0 | 55 | 19 | 19 | 4 | 27 | 66 | 0 | 0 | 0 | 0 | 9 | 1 | 2 | 3.05 |
| SP | Martinez, P.Martinez, Pedro | 26 | Filibusters | R | 49.0 | 11 | 11 | 5 | 3 | 3.15 | .302 | 1.26 | 8.8 | 2.6 | 10.6 | 85.2 | 83 | 31 | 30 | 8 | 25 | 100 | 3 | 0 | 0 | 2 | 6 | 3 | 1 | 2.86 |
| SP | Scherzer, M.Scherzer, Max | 37 | Filibusters | R | 45.0 | 11 | 11 | 7 | 4 | 3.15 | .299 | 1.28 | 7.2 | 4.4 | 9.4 | 65.2 | 52 | 27 | 23 | 4 | 32 | 68 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 3.18 |
| SP | Marquez, G.Marquez, German | 23 | R8ckies | R | 40.0 | 10 | 10 | 6 | 3 | 3.32 | .300 | 1.27 | 8.1 | 3.3 | 9.4 | 62.1 | 56 | 23 | 23 | 6 | 23 | 65 | 0 | 0 | 0 | 0 | 7 | 1 | 2 | 3.32 |