Conor McGregor passed the sternest test of his early career rise with flying colors. Making a quick leap up the featherweight ranks, McGregor met battle-tested Dustin Poirier at UFC 178 in September 2014. The brash McGregor played his usual mind games leading up to the fight, and it was evident that he got in Poirier’s head
Read more from the original source:
UFC free fight: Conor McGregor makes quick work of Dustin Poirier – MMA Junkie