Jiri Prochazka addressed his UFC 327 loss to Carlos Ulberg, rejecting claims that he showed mercy to his injured opponent. Prochazka stated he lost concentration and went recklessly for the finish after seeing Ulberg as an easy target, which cost him the fight. He cited a quote from his favorite book, Miyamoto Musashi's "The Book of Five Rings," about fighting to win rather than worrying about striking hard or soft. The Czech fighter acknowledged he could have fought smarter but noted his philosophy has always been different, and he paid the price for low fight IQ rather than compassion. Prochazka apologized for his performance and promised to return stronger.
Jiri Prochazka has broken his silence on his UFC 327 defeat to Carlos Ulberg, pushing back against suggestions that he went easy on his opponent and instead blaming a lapse in concentration and reckless decision-making for the loss.
Prochazka, ranked second in the light heavyweight division, carried a record of 32-6-1 into the April 11 bout. The 33-year-old Czech fighter is known for an aggressive, high-volume striking style — he lands 5.69 significant strikes per minute at 55 percent accuracy — and trains out of Jetsaam Gym Brno. Standing six-foot-three with an 80-inch reach, he is one of the most physically imposing fighters in the 205-pound class.
Ulberg, nicknamed Black Jag and ranked third at light heavyweight, improved to 15-1-0 with the victory. The 35-year-old New Zealander trains at the renowned City Kickboxing gym in Auckland and stands six-foot-four with a 77-inch reach. Ulberg actually edges Prochazka in striking output, averaging 6.54 significant strikes per minute at the same 55 percent accuracy rate.
Prochazka explained that after sensing Ulberg was hurt, he abandoned his game plan and lunged forward carelessly in pursuit of a finish. He drew on a passage from Miyamoto Musashi's "The Book of Five Rings" to frame his thinking — that a fighter must focus purely on winning rather than calibrating the force of each strike. He acknowledged the approach reflected poor fight IQ rather than any deliberate mercy, and offered an apology to his supporters while promising a stronger return.
Why it matters
- Prochazka's second-place ranking makes the loss a significant setback in the light heavyweight title picture
- Ulberg rises to third and has now handed Prochazka one of the few losses of his career
- The stylistic contrast — both high-volume orthodox strikers — made the matchup compelling, and Prochazka's self-diagnosed aggression problem could define how both men are matched going forward
Saturday, April 11, 2026
