Jairzinho Rozenstruik pursues Alistair Overeem during their heavyweight mixed martial arts bout at UFC Fight Night, Sunday, December 8, 2019, in Washington, D.C. Rozenstruik won via 5th round TKO.

T his past Saturday on the main card of UFC 305, we saw a big time heavyweight matchup between two dangerous strikers. “Bigi Boy” Jairzinho Rozenstruik (15-5) was looking to win his second ...

Jairzinho Rozenstruik made his professional MMA debut in 2012. He fought twice that year and scored first-round knockout wins in each of those contests. Rozenstruik spent the next five years ...

Few who’ve tasted Jairzinho Rozenstruik’s power still have their wits about them by fight’s end. Just ask Andrei Arlovski, the former UFC heavyweight champion, or Allen Crowder. Neither ...

That has been proven in notable fights such as Derrick Lewis' knockout of Alexander Volkov in October 2018 with 11 seconds left in the bout and was shown again on Saturday by Jairzinho Rozenstruik ...

Jairzinho Rozenstruik had an excellent 2019. He joined the UFC as a 6-0 heavyweight in February of that year. He wrapped up 2019 with a record of 10-0. All four of his UFC victories came via knockout.

Jairzinho Rozenstruik has a knack for getting finishes right before the bell. Less than two years after he earned the latest finish in UFC heavyweight history, Rozenstruik uncorked another buzzer ...