Ahead of Conor McGregor vs. Dustin Poirier 2 at UFC 257, let's assign rankings to "The Notorious" one's greatest opponents.
We reflect on Conor McGregor vs. Khabib Nurmagomedov, Conor McGregor vs. Max Holloway and more in this martial arts tier list.
UFC 257 takes place at Etihad Arena Arena on UFC Fight island in Yas Island, Abu Dhabi on January 23. The pay-per-view card is headlined by Poirier vs. McGregor 2. Keep up with Fightful for all your fight night coverage.