Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2010 |  | Alan Gordon | FW |  | Los Angeles Galaxy | L.A. Galaxy |
| 07/2010 | | Sal Zizzo | MF | |||
| 07/2010 |  | Rodolfo Espinoza | MF |  | Universitario de Deportes | Universitario |
| 07/2010 |  | Paulo Nagamura | MF |  | UANL Tigres | Tigres |
| 07/2010 |  | Giancarlo Maldonado | FW |  | Atlante | Atlante |
| 07/2010 | | Nick Theslof | AS-CO | |||
| 06/2010 |  | Alex Zotincă | DF | |||
| 05/2010 |  | José Macotelo | MF |  | Puntarenas FC | Puntarenas FC |
| 03/2010 |  | Osael Romero | MF |  | Vista Hermosa | Vista Hermoso |
| 01/2010 |  | Daniel González | GK-CO | |||
| 01/2010 | | Blair Gavin | MF | |||
| 01/2010 | | Ben Zemanski | MF | |||
| 01/2010 | | Kevin Guppy | GK | |||
| 01/2010 | | Darío Delgado | DF | | Puntarenas FC | Puntarenas FC |
| 01/2010 | | Michael Umaña | DF |  | Municipal Liberia | Liberia |
| 01/2010 | | Bryan de la Fuente | MF |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 08/2010 | | Chukwudi Chijindu | MF |  | Fort Lauderdale Strikers | Ft. Lauderdale |
| 08/2010 | | Gerson Mayén | MF | | Fort Lauderdale Strikers | Ft. Lauderdale |
| 07/2010 | | Sacha Kljestan | MF |  | RSC Anderlecht | Anderlecht |
| 07/2010 |  | Maykel Galindo | FW |  | Tampa Bay Rowdies | Tampa Bay |
| 01/2010 | | Paulo Nagamura | MF | | UANL Tigres | Tigres |
| 01/2010 | | Lance Parker | GK | | Fort Lauderdale Strikers | Ft. Lauderdale |
| 01/2010 | | Carey Talley | DF |  | D.C. United | DC United |
| 01/2010 |  | Shavar Thomas | DF |  | Philadelphia Union | Philadelphia |
| 01/2010 |  | Bojan Stepanovic | MF |  | NK Drava (old) | NK Drava |