Kamaru Usman fights without joy.

Kevin Lee claims he would 'present a lot of problems for Kamaru Usman' if he fights the UFC welterweight champion

"I wish it was like a game where I could control him" - Kamaru Usman describes his emotions when his brother Mohammed Usman fights

UFC 294 results: Khamzat Chimaev out-wrestles Kamaru Usman to decision win, earns next Middleweight title shot?

Joaquin Buckley receives warning from fellow UFC star after picking Kamaru Usman for his latest callout: "That’s a tall task"

Kamaru Usman defends title vs. Colby Covington

Kamaru Usman contemplates staying at middleweight after UFC 294 loss: 'I didn't mind being up at 185'