Betis Deportivo Balompié enter the Copa del Rey. Additionally, only under-23 players or under-25 players with a professional contract can switch between senior and reserve teams. Founded in 1963 as "Triana Balompié" and named after a working class district in Seville. Legend has it that Betis, later to evolve into Real Betis, was formed in 1913 by a group of Sevilla FC directors after the club refused to sign a player who came from Triana. In 1976, the team was renamed as "Betis Deportivo" and started to compile an impressive record in the Spanish U-19 Cup, winning the competition in 1983, 1990, 1998
Real Betis position, thus qualifying to the UEFA Cup.In the European campaign, Betis knocked out Fenerbahçe (4–1 on aggregate) and 1. FC Kaiserslautern (4–1) before losing to defeated finalists Bordeaux (3–2). In 1997, 20 years after winning the trophy for the first time, the club returned to the final of the Copa del Rey – again held in Madrid, although this time at the Santiago Bernabéu Stadium – losing 2–3 against Barcelona after extra time. Incidentally, "Barça" was the club Serra Ferrer would leave Betis for that summer, to be replaced by former player Luis Aragonés. Aragonés would only last one season