| Player | Team | Action | Details | |
|---|---|---|---|---|
| Clayton Richard | The Red Barons | ADD | to MLB | 11:22 am, 4/27/18 |
| Hector Rondon | Hill Valley Preservation Society | ADD | to MLB | 10:09 am, 4/27/18 |
| Austin Voth | Purple Cobras | ADD | to AAA | 9:19 am, 4/27/18 |
| Tony Cingrani | Chinballs | ADD | to MLB | 6:25 pm, 4/26/18 |
| Mike Fiers | Chinballs | ADD | to MLB | 6:25 pm, 4/26/18 |
| Yolmer Sanchez | Purple Cobras | ADD | to MLB | 5:40 pm, 4/26/18 |
| Jung-Ho Kang | The Red Barons | ADD | to NA | 4:56 pm, 4/26/18 |
| Aaron Altherr | Purple Cobras | ADD | to MLB | 3:55 am, 4/26/18 |
| Enyel De Los Santos | The Bluth Company | ADD | to AAA | 9:21 pm, 4/25/18 |
| Chase Utley | Bridge Four | ADD | to MLB | 1:07 pm, 4/25/18 |
| Eduardo Escobar | The Red Barons | ADD | to MLB | 10:29 am, 4/25/18 |
| Jose Bautista | Ye Olde Tom Toolshed | ADD | to NA | 4:03 pm, 4/24/18 |
| Jose Bautista | Supreme Clientele | ADD | to AAA | 1:57 pm, 4/24/18 |
| Luis Alexander Basabe | The Bluth Company | ADD | to AA | 12:07 pm, 4/24/18 |
| Austin Allen | Kimble's Kids | ADD | to AA | 5:07 pm, 4/23/18 |
| Jeremy Hellickson | Geckos | ADD | to MLB | 12:34 pm, 4/23/18 |
| Daniel Robertson | Purple Cobras | ADD | to AAA | 5:53 pm, 4/22/18 |
| Kurt Suzuki | Purple Cobras | ADD | to MLB | 2:53 pm, 4/22/18 |
| Junior Guerra | Chinballs | ADD | to MLB | 12:54 pm, 4/22/18 |
| Jackie Bradley Jr | Chinballs | ADD | to MLB | 12:54 pm, 4/22/18 |
| Jason Heyward | Chinballs | ADD | to MLB | 12:54 pm, 4/22/18 |
| Leonys Martin | Jon Voight's Car | ADD | to MLB | 9:52 am, 4/22/18 |
| JaCoby Jones | The Red Barons | ADD | to MLB | 8:33 am, 4/22/18 |
| Jeisson Rosario | Hill Valley Preservation Society | ADD | to A | 1:05 pm, 4/21/18 |
| Brian Johnson | Supreme Clientele | ADD | to AAA | 11:14 am, 4/21/18 |