Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2005 |  | Nicolás Hernández | FW |  | Huracán | Huracán |
| 07/2005 |  | Rodrigo Pérez | DF |  | CF Pachuca | Pachuca |
| 07/2005 |  | Brunel Fucien | MF |  | Aigle Noir | Aigle Noir |
| 07/2005 |  | Bryan Aldave | FW |  | Estudiantes de Mérida | Estudiantes de Mérida |
| 01/2005 | | Fernando Hurtado | GK |  | Antofagasta | Antofagasta |
| 01/2005 | | Nelson Tapia | GK |  | Santos FC | Santos FC |
| 01/2005 | | Mauricio Aros | DF |  | Huachipato | Huachipato |
| 01/2005 | | Cristián Gómez | DF |  | Universidad de Concepción | Universidad de Concepción |
| 01/2005 |  | Domingo Martínez | DF | |||
| 01/2005 | | Charles Aránguiz | MF | |||
| 01/2005 | | Rubén Castillo | MF | |||
| 01/2005 | | Miguel Catalán | MF |  | Santiago Wanderers | Wanderers |
| 01/2005 | | Fernando Martel | MF |  | Atlante | Atlante |
| 01/2005 | | Marco Millape | MF |  | Colo-Colo | Colo-Colo |
| 01/2005 | | Cristián Muñoz | MF |  | Universidad de Chile | Uni. de Chile |
| 01/2005 | | Sergio Vargas | MF |  | Deportes Temuco | Deportes Temuco |
| 01/2005 | | Claudio González | FW |  | Rosario Central | Rosario Central |
| 01/2005 | | Alexis Sánchez | FW |  | Cobreloa U20 | U20 |
| 01/2005 | | Eduardo Tudela | FW |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2005 | | Nelson Tapia | GK |  | Atlético Junior | Atlético Junior |
| 07/2005 | | Domingo Martínez | DF |  | Puerto Montt | Puerto Montt |
| 07/2005 | | Miguel Catalán | MF | | Santiago Wanderers | Wanderers |
| 07/2005 | | Cristián Muñoz | MF | | Santiago Wanderers | Wanderers |
| 01/2005 | | Luis Godoy | GK | | Antofagasta | Antofagasta |
| 01/2005 | | Miguel Jiménez | GK |  | Lota Schwager | Lota Schwager |
| 01/2005 | | Fernando López | DF |  | Palestino | Palestino |
| 01/2005 | | Rodrigo Pérez | DF | | CF Pachuca | Pachuca |
| 01/2005 | | Adán Vergara | DF | | Atlante | Atlante |
| 01/2005 | | Eduardo Arancibia | MF |  | Rangers | Rangers |
| 01/2005 | | Mauricio Cataldo | MF |  | Unión Española | Unión Española |
| 01/2005 | | Yerko Darlić | MF |  | La Serena | La Serena |
| 01/2005 | | Mauricio Dinamarca | MF | | Unión Española | Unión Española |
| 01/2005 | | Carlos Espinosa | MF | | Palestino | Palestino |
| 01/2005 | | Esteban González | MF |  | Deportes Concepción | Concepción |
| 01/2005 | | Hernán Vigna | MF |  | Caracas FC | Caracas FC |
| 01/2005 | | Richard Estigarribia | FW |  | 12 de Octubre de Itauguá | 12 de Octubre |
| 01/2005 | | Patricio Galaz | FW | | Atlante | Atlante |
| 01/2005 | | Fernando Díaz | MA | | Unión Española | Unión Española |