| SP | Hunter, C.Hunter, Catfish | 26 | Pirates | R | 88 | 28 | 28 | 21 | 3 | 2.14 | .253 | 1.01 | 7.0 | 2.1 | 5.5 | 231.2 | 180 | 68 | 55 | 23 | 53 | 142 | 10 | 0 | 0 | 2 | 23 | 2 | 1 | 3.78 |
| SP | Kluber, C.Kluber, Corey # | 29 | Indians | R | 56 | 27 | 27 | 13 | 7 | 4.13 | .305 | 1.31 | 9.7 | 2.1 | 8.2 | 168.0 | 181 | 84 | 77 | 16 | 39 | 153 | 1 | 0 | 0 | 0 | 18 | 1 | 3 | 3.13 |
| RP | Hochevar, L.Hochevar, Luke | 30 | Royals | R | 74 | 71 | 0 | 8 | 1 | 1.72 | .234 | 0.92 | 5.9 | 2.4 | 7.2 | 99.1 | 65 | 23 | 19 | 6 | 26 | 79 | 0 | 6 | 1 | 0 | 0 | 0 | 2 | 2.98 |
| CL | Eckersley, D.Eckersley, Dennis | 36 | Pirates | R | 92 | 59 | 0 | 2 | 4 | 3.02 | .260 | 1.02 | 8.1 | 1.2 | 8.2 | 59.2 | 53 | 20 | 20 | 4 | 8 | 54 | 0 | 42 | 5 | 0 | 0 | 2 | 0 | 2.56 |
| CL | Kimbrel, C.Kimbrel, Craig | 29 | Pitcher's Park | R | 100 | 65 | 0 | 3 | 7 | 6.12 | .330 | 1.48 | 10.7 | 2.7 | 10.2 | 60.1 | 71 | 46 | 41 | 10 | 18 | 68 | 0 | 31 | 6 | 0 | 0 | 0 | 2 | 3.80 |