Champions League is one of the most prestigious tournaments in the world and the most prestigious club competition in European football, played by the national league champions or more teams of the strongest national associations.

The Campeonato Nacional de Liga de Primera División, commonly known as La Liga or Primera División, is the top tier of men’s professional football in Spain. Founded in 1929 and currently branded as LaLiga EA Sports, it is organized by the Liga Nacional de Fútbol Profesional and features 20 clubs competing annually in a home-and-away, round-robin format with promotion and relegation to the Segunda División. Widely recognized as one of the most prestigious domestic leagues worldwide, LaLiga showcases elite teams such as Real Madrid, FC Barcelona, and Atlético de Madrid.