| 12/31/2018 | ||||||
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| Name | W | L | SV | ERA | G | GS | IP | HA | R | ER | HR | BB | K | WHIP | OAVG | BABIP |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Francisco Flores CL | 4 | 2 | 37 | 0.96 | 58 | 0 | 56.0 | 28 | 7 | 6 | 2 | 18 | 86 | 0.82 | .145 | .248 |
| Nicoláo Gericota SP | 2 | 1 | 0 | 2.09 | 8 | 8 | 38.2 | 31 | 10 | 9 | 1 | 10 | 51 | 1.06 | .215 | .326 |
| Salvador Díaz MR | 0 | 0 | 0 | 2.37 | 19 | 0 | 19.0 | 11 | 5 | 5 | 0 | 11 | 16 | 1.16 | .177 | .239 |
| Wayne Parsons MR | 0 | 0 | 0 | 2.57 | 6 | 0 | 7.0 | 4 | 3 | 2 | 1 | 4 | 4 | 1.14 | .154 | .143 |
| Ulric Duval MR | 7 | 5 | 4 | 2.59 | 88 | 0 | 104.1 | 95 | 37 | 30 | 4 | 35 | 120 | 1.25 | .236 | .327 |
| Júlio González MR | 1 | 1 | 5 | 2.81 | 39 | 0 | 32.0 | 26 | 13 | 10 | 2 | 16 | 32 | 1.31 | .224 | .293 |
| Jacques Lang SP | 7 | 4 | 0 | 2.82 | 14 | 14 | 83.0 | 62 | 33 | 26 | 4 | 22 | 123 | 1.01 | .203 | .324 |
| Fernando Martínez SP | 17 | 4 | 0 | 2.94 | 38 | 22 | 159.0 | 136 | 61 | 52 | 12 | 42 | 146 | 1.12 | .226 | .279 |
| Jaime Ayala SP | 10 | 7 | 0 | 3.23 | 28 | 28 | 150.1 | 128 | 64 | 54 | 6 | 44 | 141 | 1.14 | .225 | .290 |
| Oliver León MR | 3 | 2 | 2 | 3.49 | 70 | 0 | 77.1 | 56 | 33 | 30 | 4 | 45 | 104 | 1.31 | .199 | .299 |
| Toshikasu Kiyomizu SP | 11 | 8 | 0 | 3.57 | 28 | 28 | 159.0 | 151 | 69 | 63 | 15 | 72 | 115 | 1.40 | .250 | .287 |
| Wallace Sims MR | 3 | 0 | 0 | 3.80 | 18 | 0 | 21.1 | 16 | 10 | 9 | 1 | 10 | 19 | 1.22 | .203 | .254 |
| Paul Lewis SP | 9 | 3 | 0 | 4.06 | 18 | 18 | 95.1 | 86 | 46 | 43 | 4 | 22 | 92 | 1.13 | .237 | .307 |
| Martin Atkins SP | 4 | 1 | 0 | 4.72 | 15 | 12 | 55.1 | 57 | 32 | 29 | 10 | 24 | 65 | 1.46 | .264 | .333 |
| Dale Spencer SP | 4 | 8 | 0 | 5.02 | 35 | 12 | 95.0 | 105 | 66 | 53 | 3 | 42 | 87 | 1.55 | .273 | .347 |
| Vincente Roa MR | 7 | 8 | 1 | 5.02 | 66 | 5 | 95.0 | 113 | 55 | 53 | 7 | 37 | 79 | 1.58 | .295 | .357 |
| José Contreras SP | 4 | 3 | 0 | 5.18 | 18 | 8 | 48.2 | 56 | 32 | 28 | 6 | 19 | 42 | 1.54 | .281 | .331 |
| Andrew Foster MR | 2 | 4 | 1 | 5.40 | 43 | 7 | 66.2 | 64 | 43 | 40 | 8 | 43 | 73 | 1.61 | .245 | .311 |
| Gabriel Ramírez MR | 0 | 3 | 0 | 6.89 | 29 | 0 | 32.2 | 38 | 26 | 25 | 1 | 19 | 38 | 1.74 | .292 | .407 |
| José Vargas MR | 2 | 0 | 0 | 8.04 | 37 | 0 | 47.0 | 74 | 46 | 42 | 2 | 41 | 35 | 2.45 | .352 | .416 |
| Eduardo Medina MR | 0 | 1 | 0 | 8.50 | 28 | 0 | 18.0 | 24 | 20 | 17 | 3 | 13 | 21 | 2.06 | .312 | .396 |
