Conor McGregor was allegedly very close to throwing his hat in the ring for a crack at taking over Westeros.
Yup. Westeros, the fictional land concocted in the mind of George R.R. Martin and supporting HBO's biggest television success ever. You didn't misread that.
Is there any limit McGregor sees for what he can do? And given his meteoric rise, ability to predict these things and tendency to manifest his wildest dreams through sheer force of personality, would anyone be silly enough to doubt him?
He eventually decided to forgo his claim to leading the Seven Kingdoms, though, in the name of slaying an even more formidable dragon than those supporting the Targaryen bid for rule of the land—Floyd Mayweather Jr.