| SP | Anderson, B.Anderson, Brett >> | 30 | 2018 | L | 33 | 4 | 5 | 4.48 | .292 | .00 | 1.29 | 10.1 | 1.5 | 5.3 | 80 | 90 | 10 | 13 | 47 | 0 | 0 | 3 | 84 | 15 | C |
| RP | Pagan, E.Pagan, Emilio >> | 27 | 2018 | R | 65 | 3 | 1 | 4.35 | .274 | .00 | 1.19 | 8.0 | 2.8 | 9.1 | 62 | 55 | 13 | 19 | 63 | 0 | 0 | 3 | 23 | 20 | C |
| RP | Trivino, L.Trivino, Lou >> | 26 | 2018 | R | 82 | 8 | 3 | 2.92 | .266 | .00 | 1.14 | 6.4 | 3.8 | 10.0 | 74 | 53 | 8 | 31 | 82 | 0 | 4 | 4 | 23 | 20 | C |
| SP | Cahill, T.Cahill, Trevor >> | 30 | 2018 | R | 77 | 7 | 4 | 3.76 | .278 | .00 | 1.19 | 7.4 | 3.4 | 8.2 | 110 | 90 | 8 | 41 | 100 | 0 | 0 | 8 | 93 | 18 | C |
| SP | Montas, F.Montas, Frankie >> | 25 | 2018 | R | 16 | 5 | 4 | 3.88 | .317 | .00 | 1.46 | 10.2 | 2.9 | 6.0 | 65 | 74 | 5 | 21 | 43 | 0 | 0 | 5 | 89 | 16 | C |
| RP | Petit, Y.Petit, Yusmeiro >> | 34 | 2018 | R | 77 | 7 | 3 | 3.00 | .245 | .00 | 1.01 | 7.4 | 1.7 | 7.4 | 93 | 76 | 13 | 18 | 76 | 0 | 0 | 1 | 25 | 17 | C |
| SP | Fiers, M.Fiers, Mike >> | 33 | 2018 | R | 61 | 12 | 8 | 3.56 | .278 | .00 | 1.18 | 8.7 | 1.9 | 7.3 | 172 | 166 | 32 | 37 | 139 | 0 | 0 | 4 | 98 | 17 | C |
| RP | Kelley, S.Kelley, Shawn >> | 34 | 2018 | R | 90 | 2 | 0 | 2.94 | .219 | .00 | 0.90 | 6.1 | 2.0 | 9.2 | 49 | 33 | 7 | 11 | 50 | 0 | 0 | 2 | 23 | 20 | C |
| RP | Rodney, F.Rodney, Fernando >> | 41 | 2018 | R | 42 | 4 | 3 | 3.36 | .318 | .00 | 1.47 | 8.7 | 4.5 | 9.8 | 64 | 62 | 7 | 32 | 70 | 0 | 25 | 6 | 23 | 20 | C |
| RP | Familia, J.Familia, Jeurys >> | 28 | 2018 | R | 70 | 8 | 6 | 3.13 | .280 | .00 | 1.22 | 7.5 | 3.5 | 10.4 | 72 | 60 | 3 | 28 | 83 | 0 | 18 | 2 | 23 | 20 | C |
| SP | Manaea, S.Manaea, Sean >> | 26 | 2018 | L | 75 | 12 | 9 | 3.59 | .261 | .00 | 1.08 | 7.9 | 1.8 | 6.1 | 160 | 141 | 21 | 32 | 108 | 1 | 0 | 9 | 105 | 16 | C |
| SP | Mengden, D.Mengden, Daniel >> | 25 | 2018 | R | 71 | 7 | 6 | 4.05 | .267 | .00 | 1.12 | 8.1 | 2.0 | 5.6 | 115 | 103 | 18 | 26 | 72 | 1 | 0 | 6 | 93 | 16 | C |
| RP | Hatcher, C.Hatcher, Chris >> | 33 | 2018 | R | 15 | 3 | 3 | 4.95 | .337 | .00 | 1.67 | 10.8 | 4.3 | 7.5 | 36 | 43 | 7 | 17 | 30 | 0 | 0 | 0 | 23 | 17 | C |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 96 | 9 | 2 | 0.78 | .211 | .00 | 0.84 | 5.2 | 2.4 | 11.3 | 80 | 46 | 2 | 21 | 100 | 0 | 38 | 6 | 24 | 22 | C |
| SP | Jackson, E.Jackson, Edwin >> | 35 | 2018 | R | 71 | 6 | 3 | 3.33 | .281 | .00 | 1.22 | 7.3 | 3.6 | 6.7 | 92 | 75 | 12 | 37 | 68 | 0 | 0 | 5 | 96 | 16 | C |
| RP | Buchter, R.Buchter, Ryan >> | 31 | 2018 | L | 70 | 6 | 0 | 2.75 | .270 | .00 | 1.21 | 7.4 | 3.5 | 9.5 | 39 | 32 | 4 | 15 | 41 | 0 | 0 | 1 | 23 | 20 | C |
| SP | Triggs, A.Triggs, Andrew >> | 29 | 2018 | R | 56 | 3 | 1 | 5.23 | .293 | .00 | 1.34 | 8.1 | 4.0 | 9.4 | 41 | 37 | 7 | 18 | 43 | 0 | 0 | 3 | 81 | 20 | C |
| SP | Bassitt, C.Bassitt, Chris >> | 29 | 2018 | R | 67 | 2 | 3 | 3.02 | .281 | .00 | 1.26 | 7.7 | 3.6 | 7.9 | 47 | 40 | 4 | 19 | 41 | 0 | 0 | 2 | 77 | 18 | C |
| RP | Gearrin, C.Gearrin, Cory >> | 32 | 2018 | R | 57 | 2 | 1 | 3.51 | .285 | .00 | 1.27 | 8.1 | 3.4 | 9.0 | 51 | 46 | 7 | 19 | 51 | 0 | 1 | 1 | 23 | 20 | C |