| 12/31/2018 | ||||||
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| Name | W | L | SV | ERA | G | GS | IP | HA | R | ER | HR | BB | K | WHIP | OAVG | BABIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gonzalo Villarreal SP | 15 | 1 | 0 | 1.89 | 23 | 23 | 147.1 | 86 | 34 | 31 | 5 | 52 | 201 | 0.94 | .165 | .257 |
| Ndungu Odhiambo MR | 5 | 1 | 3 | 2.12 | 89 | 0 | 101.2 | 74 | 27 | 24 | 5 | 28 | 129 | 1.00 | .198 | .287 |
| Iván Díaz MR | 4 | 2 | 2 | 2.39 | 57 | 0 | 64.0 | 52 | 19 | 17 | 1 | 24 | 60 | 1.19 | .218 | .288 |
| Eduardo Garza MR | 4 | 4 | 0 | 2.87 | 70 | 0 | 75.1 | 49 | 24 | 24 | 0 | 38 | 73 | 1.15 | .189 | .263 |
| Armando Montalvo MR | 1 | 0 | 1 | 3.27 | 43 | 0 | 41.1 | 17 | 17 | 15 | 3 | 27 | 63 | 1.06 | .124 | .197 |
| Jeff Townsend SP | 11 | 11 | 0 | 3.70 | 35 | 35 | 206.2 | 175 | 93 | 85 | 8 | 106 | 174 | 1.36 | .230 | .289 |
| António Barrios CL | 5 | 5 | 32 | 3.79 | 55 | 0 | 54.2 | 42 | 28 | 23 | 2 | 39 | 73 | 1.48 | .209 | .317 |
| Mike Finley MR | 8 | 4 | 2 | 3.86 | 61 | 0 | 65.1 | 31 | 30 | 28 | 5 | 33 | 117 | 0.98 | .137 | .250 |
| José Gonzáles SP | 6 | 6 | 0 | 4.26 | 15 | 15 | 82.1 | 85 | 45 | 39 | 4 | 46 | 53 | 1.59 | .266 | .309 |
| Jim DeWitt MR | 6 | 2 | 1 | 4.27 | 54 | 0 | 78.0 | 68 | 40 | 37 | 12 | 32 | 80 | 1.28 | .231 | .276 |
| Bill Petzinger SP | 12 | 12 | 0 | 5.07 | 34 | 34 | 183.0 | 170 | 106 | 103 | 18 | 91 | 216 | 1.43 | .246 | .333 |
| Foster Giles SP | 4 | 3 | 0 | 5.29 | 14 | 14 | 64.2 | 68 | 43 | 38 | 13 | 34 | 75 | 1.58 | .262 | .320 |
| Manny Luján SP | 4 | 4 | 0 | 5.61 | 11 | 11 | 59.1 | 54 | 39 | 37 | 6 | 37 | 49 | 1.53 | .235 | .274 |
| Toyokazu Sasaki MR | 4 | 8 | 0 | 6.19 | 43 | 17 | 107.2 | 115 | 80 | 74 | 8 | 67 | 115 | 1.69 | .269 | .351 |
| Esteban Hernández SP | 2 | 4 | 0 | 6.90 | 9 | 9 | 44.1 | 55 | 39 | 34 | 5 | 21 | 38 | 1.71 | .297 | .352 |
