Dustin Poirier casts doubt on Conor McGregor’s UFC return. McGregor’s most recent two appearances came against Poirier, where he was stopped in both fights. Poirier knocked out McGregor at UFC 257 in January 2021,

When thinking of the most bitter, heated and personal UFC rivalries ever, the ones which often come to mind are Jon Jones vs Daniel Cormier and Anderson Silva vs Chael Sonnen, however, arguably the most personal rivalry ever is Dustin Poirier vs Conor McGregor.

The Dustin Poirier-Conor McGregor rivalry is always going to be an aforementioned selection when MMA fans further examine the sport's history.

Dustin Poirier vs. Conor McGregor has been one such example that still remains fresh in the minds of UFC fans. Thus, ‘The Diamond’ speaking in favor of Conor McGregor is not something anyone would expect in their wildest fantasies.