(This story was updated to add new information.) The bantamweight title changed hands in the UFC 306 main event when Sean O’Malley (18-2 MMA, 10-2 UFC) was outworked by challenger Merab Dvalishvili (18-4 MMA, 11-2 UFC). Take a look at a chronological history of the UFC’s 135-pound title, which migrated over from the WEC in 2010 when the promotions merged.
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