The highly anticipated UFC Fight Night: Dern vs. Ribas 2 delivered a night full of thrilling action at the UFC Apex in Las Vegas. Mackenzie Dern showcased her elite grappling skills by avenging her 2019 loss to Amanda Ribas with a dramatic armbar submission just four seconds before the end of the third round. #UFCVegas101 #MMA #UFC Here’s a breakdown of the night’s key moments and standout performances: Main Event Recap Mackenzie Dern dominated on the ground, securing a spectacular armbar in the closing moments of the third round. After a strong first-round showing, Ribas turned the tide in the second but was ultimately unable to stop Dern’s superior grappling in the final frame. This win marked Dern's second consecutive victory, earning her a Performance of the Night bonus. Meanwhile, Ribas now faces a challenging two-fight skid but remains a top contender in the strawweight division. Co-Main Event Santiago Ponzinibbio def. Carlston Harris via third-round TKO Ponzinibbio overcame