In the co-main event, Calvin Kattar (23-8) looks to get back in the win column after a three-fight slump. He'll face rising featherweight Youssef Zalal (16-5-1), who submitted his last three opponents ...

UFC 310 is filled with incredible matchups, including the main card between Alexander Volkov ... The 10-day countdown begins on the registration date. Opt-in required each day.