We’ve got all the outcomes from tonight’s UFC Vegas 101, together with the rematch between Mackenzie Dern and Amanda Rivas in the primary occasion.

Dern (14-5 MMA) and Rivas (13-5 MMA) first clashed in October 2019, with Amanda successful by unanimous resolution.
Mackenzie Dern will enter tonight’s rematch trying to construct on the momentum of her current victory over Crazy Godinez final August. The win snapped a two-fight shedding streak for Dern, who had beforehand misplaced to Amanda Lemos and Jessica Andrade.
In the meantime, Amanda Rivas can be trying to make a comeback after shedding a unanimous resolution to Rose Namajunas in her final combat final March. The 31-year-old has an general file of 2-3 in her previous 5 Octagon appearances.
It is lastly time for the primary occasion! are you prepared? !@Mackenzie versus @AmandaRibasUFC
( clock #UFCVegas101 proper now @ESPNPlus ) pic.twitter.com/aRpNSEtuxL
— UFC (@ufc) January 12, 2025
Spherical 1 of the UFC Vegas 101 fundamental occasion begins and Mackenzie Dern lands three consecutive kicks to start out the match. Darn at 1-2. She follows it up with one other combo. Amanda Rivas tries to counterattack with a excessive kick and spinning backfist, however each miss the goal. Dern hits a shot and will get a takedown. Rivas makes use of a closed guard to stop Dern from launching a full-scale assault. Mackenzie is attempting to create area, however to date with out success. Dern lastly will get off the bottom and kilos within the closing seconds. Proceed to spherical 2.
The second spherical of the UFC Vegas 101 headliner begins and Mackenzie Dern instantly appears to be like for a takedown. Rivas defends and goes on prime on his again. Dern with some photographs from beneath. She hits an elbow and now Rivas appears to be like sliced. Amanda fought again together with her signature floor and pound, however one elbow was bleeding. Mackenzie is about to chop off his arm. Amanda Rivas escapes and takes management once more. Mackenzie Dern took the highest spot in a late scramble. However this was undoubtedly Rivas’ spherical.
The third spherical of the UFC Vegas 101 headliner begins and Mackenzie Dern takes the combat. She’s in search of an armbar. Amanda Rivas sees that and defends accordingly. They compete for place. One other armbar try and Dern goes deep this time. it is throughout. Dern takes revenge!
Mackenzie Dern’s subtle submission 🥋 #UFCVegas101
— bjpenndotcom (@bjpenndotcom) January 12, 2025
UFC Vegas 101 Official Outcomes: Mackenzie Dern def. Amanda Rivas wins by submission (armbar) in spherical 3
Who needs to see Dern’s subsequent submission victory over Rivas tonight in Las Vegas?