McGregor might seem like a man swimming in cash at the moment, but like every other great success story, that was not always the case.
Carolina Marin has won most titles in Badminton as she single-handedly broke the Asian domination in the sport.
His superlative track record was achieved by some of the greatest displays of skill and daring ever seen.
The Frenchman played a key role in United dominating the Premier League under Sir Alex Ferguson in the 1990s.
Charles Oliveira became the 11th UFC lightweight champion after beating Michael Chandler in the main event of UFC 262.
Arjan Wijngaard enjoys a massive collection of almost 3,000 jerseys which is incredible and he has been collecting for nearly 27 years.
Sergi Bruguera has a unique record in that he has a positive head-to-head record against both Pete Sampras and Roger Federer.
Sebastian Vettel has, somewhat predictably, struggled in his early outings in the car. Yet news of the death of his career is greatly exaggerated.
Ruben Dias has shown that he has the mentality and ability to potentially better Vincent Kompany’s glittering legacy at the Etihad.
The German legend’s “Golden Slam” is yet to be matched by a male or a female tennis player.