Kamaru Usman vs. Joaquin Buckley start time, how to watch As the main event, Usman and Buckley are expected to make their walks to the octagon at approximately 12:30 a.m. ET.

Kamaru Usman vs. Joaquin Buckley start time, how to watch As the main event, Usman and Buckley are expected to make their walks to the octagon at approximately 12:30 a.m. ET.

Usman went the distance against Joaquin Buckley in a five-round welterweight bout in the UFC Fight Night main event at the State Farm Arena in Atlanta, Georgia.