This week, the UFC returns to action with its first event of 2025. UFC Fight Night 249 takes place at the UFC Apex in Las Vegas, and is headlined by a rematch between Mackenzie Dern and Amanda Ribas . Elsewhere, many other combat sports events are taking place, featuring several familiar names who have competed under the UFC banner. Check out which veterans of the global MMA leader are competing Jan. 10-11. Scroll below to see how the UFC veterans fared over the past two weeks during the holidays, and see the names and details of this weekend’s competitors.