Kamaru Usman fights without joy.

"He kind of runs his own career" - Joaquin Buckley points out Colby Covington's training habits which cost him Kamaru Usman and other big fights

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

"He's going to put the pressure on you" - Kamaru Usman highlights the contrast between fighting Leon Edwards and Colby Covington