Additions
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 01/2013 |  | Íñigo | FW |  | Sporting Gijón B | Sporting B |
| 07/2012 | | Zigor | GK |  | SD Eibar | Eibar |
| 07/2012 | | Ander Larrucea | DF |  | SD Lemona | SD Lemona |
| 07/2012 | | Arnáez | DF |  | Sestao River | Sestao River |
| 07/2012 | | Íñigo | DF |  | SCD Durango | Durango |
| 07/2012 | | Adrien Goñi | MF |  | Orihuela CF | Orihuela CF |
| 07/2012 | | Altuna | MF | | SD Eibar | Eibar |
| 07/2012 | | Gabilondo | MF |  | Swindon Town | Swindon Town |
| 07/2012 | | Teo | MF |  | Real Oviedo | Oviedo |
| 07/2012 | | Urko Arroyo | FW |  | CD San Roque de Lepe | San Roque |
| 07/2012 | | Iñaki Goikoetxea | FW |  | CF Badalona | CF Badalona |
| 07/2012 | | Axier | MA |
Departures
| from | Name | Pos | Team | Team | ||
|---|---|---|---|---|---|---|
| 07/2012 | | Oier San Miguel | GK |  | SD Gernika | Gernika |
| 07/2012 | | Elorriaga | DF |  | Arenas de Getxo | Arenas de Getxo |
| 07/2012 | | Candelas | MF |  | SD Logroñés | SD Logroñés |
| 07/2012 | | Luisma | MF |  | SD Noja | SD Noja |
| 07/2012 | | Ander Vitoria | FW |  | Club Portugalete | Portugalete |
| 07/2012 | | Ubis | FW |  | UD Logroñés | UD Logroñés |