Dustin Poirier is confident in Conor McGregor should he return to the UFC octagon. McGregor had to pull out of UFC 303 in a scheduled main event against Michael Chandler. Sighting a toe injury, McGregor was slated to fight for the first time in three years, since he fought Poirier. However, there’s currently no date set for him and Chandler to make up the fight. However, Poirier, a long time rival of McGregor, thinks the former two-division champion will be dangerous if he comes back. “So, you know, the original injury that took him out for long term was a broken shin bone and he had surgery, …