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Topuria? Nurmagomedov? Chimaev? Who are the best unbeaten fighters in MMA?

In MMA, not all zeroes are equal. We assess which fighters could have title aspirations and which are still a work in progress.

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TOP HEADLINES

MCGREGOR RETURNING TO THE OCTAGON

UFC 303 ON JUNE 29

The path to Conor McGregor's long-awaited UFC return

0:56

O'Malley, McGregor send virtual jabs

The pair maintained a respectful relationship for years, but things recently turned sour.

FIGHT NIGHT HIGHLIGHTS

Esteban Ribovics puts Terrance McKinney to sleep with KO of the year contender

1:19

Chase Hooper submits Viacheslav Borshchev for huge win

1:06

THE BEST IN THE GAME

MMA divisional rankings: Jose Aldo wins back a spot, and Steve Erceg is in despite losing

Brett Okamoto looks at every weight class to determine the best of the best in UFC, Bellator, PFL and beyond.

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UFC on ESPN+

  • UFC on ESPN+
  • Stream the best of the UFC

    Get more with your ESPN+ subscription, including exclusive live fight nights, original shows, in-depth analysis and the best from the UFC catalog.

The moves that matter

  • Photo Illustration by Eric Heintz
  • The UFC's must-see moves

    ESPN is the home of the world's best MMA action. These are the moves you need to know, selected by our team of fighting experts.

MMA and UFC glossary

  • Jeff Bottari/Zuffa LLC
  • A glossary of MMA and UFC terms

    From armbar to Zuffa, here is some of the common terminology heard at UFC and other mixed martial arts events.