Jairzinho Rozenstruik's Ultimate Fighting Championship career has come to an abrupt end following his latest loss.

Sergei Pavlovich is considered one of the biggest hitters in a heavyweight division full of them, but Jairzinho Rozenstruik ... him to a six-fight first-round knockout streak in the octagon ...

The fight was meant to be Gaziev's return to form after he botched his first main event against Jairzinho Rozenstruik ... He joined MMA Knockout when it was founded in 2023. Mathew's insights ...