| C(1B) | Gattis, E.Gattis, Evan † # >> | 31 | 2018 | R | 34 | 42 | 30 | 128 | .226 | .289 | .452 | .741 | .270 | 407 | 49 | 92 | 17 | 0 | 25 | 78 | 33 | 101 | 3 | 1 | 1.000 | - | -0.9 | 2 | +0.3 | 7 | C |
| C(1B) | Mesoraco, D.Mesoraco, Devin >> | 30 | 2018 | R | 49 | 39 | 80 | 84 | .221 | .304 | .398 | .702 | .290 | 244 | 24 | 54 | 10 | 0 | 11 | 33 | 25 | 52 | 4 | 0 | .998 | - | +0.2 | 1 | +0.9 | 5 | C |
| 1B(3B) | Fernandez, J.Fernandez, Jose + >> | 30 | 2018 | L | 58 | 56 | 66 | 36 | .267 | .309 | .388 | .697 | .290 | 116 | 9 | 31 | 8 | 0 | 2 | 11 | 6 | 15 | 1 | 1 | 1.000 | - | -0.1 | 2 | +0.2 | 4 | C |
| 2B(OF) | Kendrick, H.Kendrick, Howie >> | 35 | 2018 | R | 70 | 86 | 9 | 40 | .303 | .333 | .474 | .807 | .320 | 152 | 17 | 46 | 14 | 0 | 4 | 12 | 5 | 29 | 2 | 1 | .961 | - | -0.5 | 2 | +0.3 | 4 | C |
| 2B(3B) | Fletcher, D.Fletcher, David # + >> | 24 | 2018 | R | 71 | 60 | 94 | 80 | .275 | .318 | .363 | .681 | .300 | 284 | 35 | 78 | 18 | 2 | 1 | 25 | 15 | 34 | 3 | 3 | .992 | - | +1.1 | 4 | +1.1 | 5 | C |
| 2B(3B) | Descalso, D.Descalso, Daniel # >> | 31 | 2018 | L | 65 | 71 | 9 | 138 | .238 | .359 | .436 | .795 | .340 | 349 | 54 | 83 | 22 | 4 | 13 | 57 | 64 | 110 | 2 | 0 | .972 | - | -0.6 | 4 | +1.7 | 9 | C |
| 3B(IF) | Ward, T.Ward, Taylor + >> | 24 | 2018 | R | 9 | 11 | 40 | 40 | .178 | .245 | .333 | .578 | .230 | 135 | 14 | 24 | 3 | 0 | 6 | 15 | 9 | 45 | 3 | 2 | .939 | - | +0.1 | 3 | 0 | 4 | C |
| SS(IF) | Segura, J.Segura, Jean >> | 28 | 2018 | R | 92 | 85 | 80 | 144 | .304 | .344 | .415 | .759 | .330 | 586 | 91 | 178 | 29 | 3 | 10 | 63 | 32 | 69 | 4 | 20 | .969 | - | +1.5 | 5 | +3.7 | 11 | C |
| DH(OF) | Ohtani, S.Ohtani, Shohei † + >> | 23 | 2018 | L | 82 | 94 | 1 | 104 | .285 | .362 | .564 | .926 | .350 | 326 | 59 | 93 | 21 | 2 | 22 | 61 | 37 | 102 | 2 | 10 | .960 | - | -2.5 | 5 | +2.7 | 6 | C |
| OF(OF) | Trout, M.Trout, Mike † >> | 26 | 2018 | R | 100 | 100 | 100 | 140 | .312 | .463 | .628 | 1.091 | .450 | 471 | 101 | 147 | 24 | 4 | 39 | 79 | 122 | 124 | 10 | 24 | 1.000 | - | +1.2 | 7 | +9.2 | 9 | C |
| OF(OF) | Ortega, R.Ortega, Rafael + >> | 27 | 2018 | L | 26 | 28 | 40 | 41 | .233 | .287 | .271 | .558 | .270 | 133 | 10 | 31 | 3 | 1 | 0 | 7 | 10 | 23 | 0 | 5 | .961 | - | +0.1 | 6 | -0.6 | 4 | C |
| OF(OF) | Calhoun, K.Calhoun, Kole # >> | 30 | 2018 | L | 34 | 29 | 73 | 137 | .208 | .286 | .369 | .655 | .270 | 491 | 71 | 102 | 18 | 2 | 19 | 57 | 53 | 133 | 1 | 6 | .984 | - | +0.4 | 3 | -0.1 | 8 | C |
| OF(1B) | Trumbo, M.Trumbo, Mark # >> | 32 | 2018 | R | 55 | 65 | 29 | 90 | .261 | .315 | .452 | .767 | .300 | 330 | 41 | 86 | 12 | 0 | 17 | 44 | 24 | 87 | 2 | 0 | 1.000 | - | -1.3 | 1 | +1 | 5 | C |