Key takeaways
Kaik Brito beat Ronald Paradeiser by knockout at 1:20 of round three in the main event of OKTAGON 84 at the Ostravar Aréna in Ostrava. In the co-main event, David Kozma beat Jozef Wittner by unanimous decision after three rounds at welterweight.
Across the ten bouts that produced a result, two ended by knockout, two by submission and six on the judges' scorecards — four stoppages in ten fights. One of the six decisions divided the judges.
The quickest finish belonged to Endrit Brajshori, who stopped Petr Bartonek after 57 seconds, and one of the four finishes came inside the opening round. The longest was Kaik Brito's knockout of Ronald Paradeiser, 11 minutes and 20 seconds in. End to end, the ten fights filled two hours and 0 minutes of cage time.
The main card finished at the higher rate: three of five, against one of the five below it. Endrit Brajshori (submission, round one) all closed before the judges were needed.
Four weight classes were used, welterweight most often with five bouts.