Gerard Fernández Castellano is right-footed playmaker, but he can also operate as a left winger and as a striker. Having come through the youth ranks at Cornellá, he joined FC Barcelona's youth academy for the 2019/20 season. After a brief spell with FC Barcelona Juvenil, he started playing in the reserve team, making 19 appearances with three goals and one assist.
He arrives after an excellent season in the second division with 18 goals and 3 assists
In the 2022/23 season, Gerard signed for Racing Santander, making 23 appearances in LaLiga Hypermotion, with one goal and two assists, as well as one Copa del Rey appearance. In the 2023/24 season, Gerard became one of the main pillars of the Cantabrian team, in their fight for a playoff place, that they were in contention for until the final match day. In 40 league games last season, he scored a spectacular 18 goals and three assists as well as a goal in one Copa del Rey appearance. At international level, he has one cap for the Spanish under-18 national team.