How Sean O’Malley Shocked the UFC World! 😳 | UFC Careers

Sean O'Malley's first UFC fight came in December of 2017, as an undefeated prospect, after getting a viral KO on Season 1 of Dana White's Contender Series. By 2023, O'Malley's ascension came to fruition as he became the undisputed Bantamweight champion with a knockout victory over Aljamain Sterling.

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