Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 09/2017 |  | John Berner | GK |  | Colorado Rapids | Colorado Rapids |
| 09/2017 |  | Gladson Awako | MF | |||
| 08/2017 |  | Doueugui Mala | DF | |||
| 08/2017 | | Sam Hamilton | MF | |||
| 06/2017 |  | Nolan Wirth | GK | |||
| 06/2017 | | Amadou Dia | DF | |||
| 06/2017 |  | Patrice Carteron | MA |  | Al Nassr | Al Nassr |
| 04/2017 | | Éder Arreola | DF | |||
| 04/2017 | | Eric Ávila | MF | |||
| 04/2017 |  | Jordan Gibbons | MF | |||
| 04/2017 | | Didier Drogba | FW | |||
| 03/2017 | | Kody Wakasa | DF | |||
| 03/2017 |  | Romilio Hernández | MF | |||
| 03/2017 | | Matt Watson | MF |  | North Carolina FC | N. Carolina |
| 02/2017 | | Shaun Wright-Phillips | MF | |||
| 02/2017 | | Jordan Stewart | DF | |||
| 02/2017 | | Alessandro Riggi | MF | |||
| 02/2017 |  | Omar Bravo | FW | |||
| 01/2017 |  | Kevon Lambert | MF |  | Montego Bay United FC | Montego Bay |
| 01/2017 | | Rick Schantz | AS-CO | |||
| 01/2017 | | J.J. Greer | DF |  | Colorado Springs Switchbacks | Colorado Springs Switchbacks |
| 01/2017 | | Victor Vásquez | DF | |||
| 01/2017 | | A.J. Gray | MF |  | Orange County SC | Orange County |
| 01/2017 | | Moses Danto | FW | |||
| 01/2017 | | Matthew Hurlow-Paonessa | FW | |||
| 01/2017 | | Jason Johnson | FW |  | San Antonio FC | San Antonio FC |
| 01/2017 | | Mike Seth | FW | | Colorado Springs Switchbacks | Colorado Springs Switchbacks |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2017 | | Mike Seth | FW | | San Antonio FC | San Antonio FC |
| 01/2017 |  | Julian Ringhof | DF |  | Optik Rathenow | Rathenow |
| 01/2017 | | Tyler Blackwood | FW |  | Sacramento Republic | Sacramento Rep |