| Player | Team | Action | Details | |
|---|---|---|---|---|
| Cam Bedrosian | Supreme Clientele | ADD | to MLB | 11:58 pm, 10/3/18 |
| Shin-soo Choo | Shaolin Schmeckles | ADD | to MLB | 11:33 pm, 10/3/18 |
| Hunter Strickland | Scranton Yankees | ADD | to MLB | 11:32 pm, 10/3/18 |
| Corey Dickerson | Purple Cobras | ADD | to MLB | 11:30 pm, 10/3/18 |
| Anibal Sanchez | Nixon's Nasty Ninjas | ADD | to MLB | 8:00 pm, 10/3/18 |
| Austin Hedges | Kimble's Kids | ADD | to MLB | 5:45 pm, 10/3/18 |
| Lance Lynn | Kimble's Kids | ADD | to MLB | 2:24 pm, 10/3/18 |
| Matt Adams | Kimble's Kids | ADD | to MLB | 2:21 pm, 10/3/18 |
| David Paulino | Bridge Four | ADD | to MLB | 2:10 pm, 10/3/18 |
| Aledmys Diaz | Cowboys From Hell | ADD | to MLB | 1:52 pm, 10/3/18 |
| Jace Fry | Cowboys From Hell | ADD | to MLB | 1:49 pm, 10/3/18 |
| Mike Soroka | Jon Voight's Car | ADD | to MLB | 12:21 pm, 10/3/18 |
| Derek Holland | Jon Voight's Car | ADD | to MLB | 12:20 pm, 10/3/18 |
| Jaime Garcia | Jon Voight's Car | ADD | to MLB | 12:19 pm, 10/3/18 |
| David Hess | Jon Voight's Car | ADD | to MLB | 12:18 pm, 10/3/18 |
| Jorge Lopez | Jon Voight's Car | ADD | to MLB | 12:17 pm, 10/3/18 |
| Hunter Dozier | Jon Voight's Car | ADD | to MLB | 12:12 pm, 10/3/18 |
| Mitch Garver | Jon Voight's Car | ADD | to MLB | 12:11 pm, 10/3/18 |
| Wade Miley | The Bluth Company | ADD | to MLB | 10:16 am, 10/3/18 |
| Matt Duffy | The Bluth Company | ADD | to MLB | 10:14 am, 10/3/18 |
| Ji-Man Choi | The Bluth Company | ADD | to MLB | 10:08 am, 10/3/18 |
| Sam Gaviglio | Shaolin Schmeckles | ADD | to MLB | 2:37 pm, 9/30/18 |
| Kike Hernandez | Purple Cobras | ADD | to MLB | 12:05 pm, 9/30/18 |
| Jeurys Familia | Hill Valley Preservation Society | ADD | to MLB | 9:25 am, 9/30/18 |
| Spencer Turnbull | Shaolin Schmeckles | ADD | to AAA | 4:52 am, 9/28/18 |