Conor McGregor won the first he fought Dustin Porier , so it should come as no surprise that he’s favored to win again. On Monday, the UFC made the rematch official as Poirier vs. McGregor 2 is set to headline UFC 257 on Jan.
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Conor McGregor clear betting favorite against Dustin Poirier in rematch at UFC 257 – MMA Junkie