| Name▲ | Position | Age | |
|---|---|---|---|
AZ | A. Zakharyan | Midfielder | 22 |
AM | Aihen Muñoz | Defender | 28 |
 | Aitor Fraga | Goalkeeper | 22 |
AG | Alex Garcia | Attacker | — |
AL | Alex Lebarbier | Midfielder | — |
ÁR | Álex Remiro | Goalkeeper | 30 |
B | Barrenetxea | Attacker | 24 |
BT | Beñat Turrientes | Midfielder | 23 |
BM | Brais Méndez | Midfielder | 28 |
CS | Carlos Soler | Midfielder | 28 |
 | D. Caleta-Car | Defender | 29 |
 | Dani Díaz | Attacker | 19 |
 | Elustondo | Defender | 31 |
GG | Gonçalo Guedes | Attacker | 29 |
GC | Gorka Carrera | Attacker | 20 |
HF | Héctor Fort | Defender | 19 |
IA | Ibai Aguirre | Midfielder | 18 |
JO | J. Ochieng | Defender | 22 |
JA | Jon Aramburu | Defender | 23 |
JG | Jon Gorrotxategi | Midfielder | 23 |
 | Jon Karrikaburu | Attacker | 23 |
JM | Jon Martín | Defender | 19 |
JP | Jon Pacheco | Defender | 24 |
LS | L. Sučić | Midfielder | 23 |
LB | Luken Beitia | Defender | 21 |
MS | M. Sarr | Defender | 20 |
MO | Mikel Oyarzabal | Attacker | 28 |
 | O. Óskarsson | Attacker | 21 |
 | Odriozola | Defender | 30 |
PM | Pablo Marín | Midfielder | 22 |
 | Rupérez | Defender | 22 |
SG | Sergio Gómez | Defender | 25 |
 | T. Folgado | Goalkeeper | 20 |
TK | T. Kubo | Attacker | 24 |
UM | Unai Marrero | Goalkeeper | 24 |
 | Wesley Gassova | Attacker | 20 |
YH | Y. Herrera | Midfielder | 27 |
Z | Zubeldia | Defender | 28 |