Gimcheon Sangmu Football Club pulled off a stunning 3-0 home victory over league leaders Ulsan HD FC in the Korean K League 1 on October 5, 2025. The result sent shockwaves through the league as Gimcheon comprehensively outplayed the title favorites. Gimcheon scored an early goal to set the tone, pressing Ulsan high and forcing errors. They added a second before halftime, capitalizing on a defensive mistake. Ulsan, unusually subdued, failed to mount any significant response, and Gimcheon sealed a famous win with a third goal in the second half. The victory was built on immense defensive discipline and ruthless counter-attacking efficiency. This result dramatically tightened the title race, giving hope to Ulsan's challengers, while Gimcheon Sangmu solidified their reputation as giant-killers with a statement performance.