| CL | Rhodes, A.Rhodes, Arthur † | SEA | L | 92.0 | 46 | 0 | 5 | 6 | 2.74 | .305 | 1.28 | 8.8 | 2.8 | 9.6 | 49.1 | 48 | 15 | 15 | 3 | 15 | 52 | 0 | 26 | 2 | 0 | 0 | 2 | 0 | 2.71 |
| SP | Hernandez, F.Hernandez, Felix † | SEA | R | 87.0 | 19 | 19 | 11 | 4 | 3.20 | .283 | 1.13 | 8.1 | 2.1 | 8.8 | 132.1 | 119 | 48 | 47 | 9 | 31 | 129 | 4 | 0 | 0 | 0 | 12 | 7 | 4 | 2.80 |
| SP | Saberhagen, B.Saberhagen, Bret † | KCR | R | 83.0 | 18 | 18 | 8 | 7 | 2.66 | .261 | 1.02 | 6.8 | 2.4 | 7.8 | 145.2 | 110 | 43 | 43 | 14 | 39 | 126 | 7 | 0 | 0 | 3 | 13 | 5 | 2 | 3.43 |
| SP | Greinke, Z.Greinke, Zack † | KCR | R | 81.0 | 18 | 18 | 11 | 3 | 3.63 | .299 | 1.24 | 8.7 | 2.5 | 9.0 | 131.1 | 126 | 57 | 53 | 14 | 37 | 131 | 3 | 0 | 0 | 0 | 12 | 5 | 5 | 3.35 |
| SP | Boddicker, M.Boddicker, Mike | FillBirds | R | 77.0 | 19 | 19 | 9 | 5 | 2.99 | .293 | 1.21 | 8.2 | 2.7 | 6.5 | 138.1 | 126 | 51 | 46 | 10 | 42 | 99 | 3 | 0 | 0 | 1 | 15 | 4 | 4 | 3.51 |