[3][4][5] However, after failing to settle in Germany and following a lot of upheaval to the back room staff in Frankfurt involving a new manager, sporting director and chairman, Blanco signed for FC Barcelona in January 2022.
Barcelona were well placed in negotiations because they had appointed José Ramón Alexanko and Mateu Alemany as new head of La Masia and sporting director respectively, with both having previously worked with Blanco at Valencia.
[8] Blanco made his senior debut with the reserves on 29 January 2022, replacing Santiago Ramos Mingo in a 2–2 Primera División RFEF home draw against Real Madrid Castilla.
In October 2022, along with Antonio Aranda, Emre Demir and Sergi Rosanas, Blanco was called into involvement with the first-team squad training by Barcelona manager Xavi.
[12] On 25 October 2022 playing for the Spanish under-19 age group team Blanco provided the assist for the goal by Real Madrid’s Cesar Palacios in a 1-0 win over Germany U19.