At UFC 327, Jiri Prochazka faced a stunning first-round knockout by Carlos Ulberg, who was competing despite suffering a knee injury early in the bout. Prochazka explained that Ulberg's injury affected his performance, reducing him to about 40-50% of his usual capacity. He stated that he was merely 'sparring' and waiting for the referee to intervene, which he later recognized as a critical error. Ulberg's decisive left hook secured him the victory and the light heavyweight title, while Prochazka's miscalculated approach created an opening for the knockout. Following the fight, Ulberg underwent surgery and is expected to be out until 2027. Alex Pereira weighed in on the fight, suggesting that Prochazka's mindset and choices contributed to his defeat, emphasizing the risks athletes face in the octagon.