Amanda Ribas vs Mackenzie Dern — Fight recap

Mackenzie Dern submitted Amanda Ribas via submission in the third round at 4:56 on January 11, 2025, with referee Mark Smith overseeing the bout. Ribas landed 17 of 56 significant strikes (30%) and successfully converted both of her takedown attempts, but struggled with striking accuracy and couldn't capitalize on control time of 5:47.

Dern proved more efficient, landing 27 of 46 significant strikes (58%) while controlling the fight for 4:34, demonstrating superior striking precision and ultimately securing the submission victory. Ribas' defensive wrestling—100% takedown conversion—couldn't overcome Dern's superior stand-up game and grappling finish.

The loss marks a setback for Ribas in the women's strawweight division, while Dern solidifies her position as a title contender with another decisive submission victory.