| SP | Eovaldi, N.Eovaldi, Nathan >> | 28 | 2018 | R | 55 | 4 | 4 | 0 | 0 | 3.86 | .337 | 1.52 | 7.3 | 6.4 | 6.4 | 21.0 | 17 | 9 | 9 | 2 | 15 | 15 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 4.95 |
| SP | Porcello, R.Porcello, Rick >> | 29 | 2018 | R | 47 | 4 | 4 | 1 | 2 | 4.13 | .321 | 1.42 | 9.8 | 3.0 | 6.0 | 24.0 | 26 | 11 | 11 | 3 | 8 | 16 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 4.29 |
| SP | Rodriguez, E.Rodriguez, Eduardo >> | 25 | 2018 | L | 38 | 5 | 4 | 0 | 1 | 5.50 | .372 | 1.67 | 10.5 | 4.5 | 8.5 | 18.0 | 21 | 11 | 11 | 1 | 9 | 17 | 0 | 0 | 1 | 0 | 1 | 2 | 1 | 3.67 |
| CL | Kimbrel, C.Kimbrel, Craig >> | 30 | 2018 | R | 97 | 9 | 0 | 2 | 2 | 1.74 | .380 | 1.65 | 7.2 | 8.1 | 10.8 | 10.1 | 8 | 4 | 2 | 0 | 9 | 12 | 0 | 3 | 0 | 0 | 0 | 2 | 1 | 3.90 |
| RP | Johnson, B.Johnson, Brian >> | 27 | 2018 | L | 39 | 17 | 0 | 1 | 0 | 1.98 | .241 | 0.95 | 6.2 | 2.8 | 8.3 | 13.2 | 9 | 4 | 3 | 0 | 4 | 12 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.08 |
| RP | Velazquez, H.Velazquez, Hector >> | 29 | 2018 | R | 32 | 18 | 0 | 0 | 1 | 5.25 | .250 | 1.00 | 6.0 | 3.0 | 6.0 | 12.0 | 8 | 7 | 7 | 3 | 4 | 8 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 5.92 |
| RP | Pomeranz, D.Pomeranz, Drew >> | 29 | 2018 | L | 12 | 11 | 0 | 3 | 2 | 7.98 | .405 | 2.05 | 13.5 | 5.8 | 7.7 | 14.2 | 21 | 13 | 13 | 2 | 9 | 12 | 0 | 0 | 3 | 0 | 0 | 0 | 1 | 5.07 |