Kamaru Usman dominated Leon Edwards for the better part of 21 minutes, so why didn't the former welterweight champ just chill -- grab, wrestle, stay away -- in the 5th round of their UFC title fight? 'Cause that just ain't the Nigerian Nightmare's personality.
TMZ Sports talked to 35-year-old Usman -- one of the greatest mixed martial artists to ever step foot in a cage -- just two days after his UFC 278 loss ... and we asked if he considered running out the clock over the fight's final 4 minutes.