Conor McGregor is the biggest star in the fight game. The Dubliner has achieved more in three years with the Ultimate Fighting Championship than anyone in the twenty year history of the organization. From an unknown prospect in 2013 to the first man to hold two world titles simultaneously, McGregor's knockout-filled march through the featherweight and then lightweight rankings sent shockwaves through the world. But as effortless as McGregor's heroics have seemed, his journey was far from smooth and his destiny anything but certain.

Originally published: 2017.