Video: Watch Mackenzie Dern's submission against Amanda Ribas at UFC Vegas 101

Mackenzie Dern got revenge her first defeat in MMA on Saturday night (11) in the main fight of UFC Vegas 101, held at Apex, in a match valid for the strawweight category (up to 52,1 kg). After two very busy rounds, the Brazilian/North American finished the fight with an armbar in the last seconds of the third round.

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With the triumph, the jiu-jitsu world champion achieved the eighth submission in her career and also won the performance bonus of the night. Amanda ribas lost the second in a row, and has suffered three defeats in the last five fights.

Finishing

Celebration

Post-fight

Mackenzie dern celebrates victory in UFC Las Vegas 101 (Photo: Instagram/UFC ANZ)

Check out all the results from UFC Vegas 101

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PUBLICITY:

Straw weight (up to 52,1 kg): Mackenzie dern derrotou Amanda ribas by submission (arm-lock) at 4min46sec of R3

Welterweight (up to 77,1 kg): Santiago Ponzinibbio derrotou Carlston Harris by technical knockout (punches) at 3min13sec of R3

Average weight (up to 83,9 kg): Cesar Almeida derrotou Abdul Razak Alhassan by knockout (punch) at 4min16sec of R1

Average weight (up to 83,9 kg): Roman Kopylov derrotou Chris Curtis by knockout (head kick) at 4min59sec of R3

Featherweight (up to 65,7 kg): Christian rodriguez derrotou Austin Bashi by unanimous decision of the judges (29-28, 29-28, 29-28)

Welterweight (up to 77,1 kg): Punahele Soriano derrotou Uros Medic by knockout (punches) at 32sec of R1

PRELIMINARY CARD

Flyweight (up to 56,7 kg): Felipe Bunes derrotou Joseph Johnson by submission (arm-lock) at 2min03sec of R1

Average weight (up to 83,9 kg): Marcus Tullius derrotou Ihor Potieria by knockout (punches) at 3min02sec of R1

Light weight (up to 70,3 kg): James Moses derrotou Trey Ogden by unanimous decision (29-28, 29-28, 29-28)

Welterweight (up to 77,1 kg): Jacobe Smith derrotou Preston Parsons  by knockout (punch) at 1min11sec of R1

Flyweight (up to 56,7 kg): Ernesta Kareckaite derrotou Nicole Caliari by split decision (29-28, 28-29, 29,28)

Light heavyweight (up to 92,9 kg): Bruno Lopes derrotou Magomed Gadzhiyasulov in the unanimous decision of the judges (29-28, 29-28, 29-28)

Straw weight (up to 52,1 kg): Fatima Kline derrotou Victoria Dudakova by technical knockout (elbows) at 4min27s of R2

Light weight (up to 70,3 kg): Nurullo Aliev derrotou Joe Solecki in the unanimous decision of the judges (30-27, 29-28, 29-28)