profightuniverse on Instagram: "Dustin Poirier vs Conor McGregor – A Rivalry That Defined an Era 🥊🔥 Dustin Poirier and Conor McGregor shared one of the most intense trilogies in UFC history. Their first clash in 2014 saw a young McGregor storm through Poirier with ruthless precision, announcing his arrival on the biggest stage. But years later, Poirier returned as a battle-hardened warrior—calmer, sharper, and deadlier. In 2021, Poirier shocked the world by stopping McGregor with brutal leg ki