Daily Star's biggest headlines straight to your inbox!Conor McGregor and Dustin Poirier's headline fight at UFC 264 this weekend will settle a rivalry that is seven years in the making.McGregor heads into the trilogy rematch in Las Vegas needing a win to retain his reputation as a top-level fighter and to earn a shot at reclaiming lightweight gold.The Irishman needed less than two minutes to stop Poirier in their first fight in 2014 - setting him on the road to his first UFC title.But it was Poirier who won their rematch in Abu Dhabi earlier this year, stopping 'The Notorious' in the second round.
As we wait to find out who will come out on top in the long-running rivalry, Star Sport looks at the five greatest trilogies the sport has seen..
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