Cup competitions are knockout-style tournaments in various sports, where teams compete in single-elimination matches. The goal is to win the cup, which is often a prestigious trophy. These competitions can take place at local, national, or international levels, featuring clubs or national teams. In soccer, for example, the FA Cup in England and the Copa del Rey in Spain are well-known cup competitions. Teams from different divisions participate, creating opportunities for upsets, where lower-ranked teams can defeat stronger opponents. The excitement and unpredictability of cup competitions make them popular among fans.