Not a single professional match, but he did used to box. I'm not a fan of McGregor, but going 10 rounds and getting compliments from Mayweather about his "different angles", proves McGregor is no slouch.
SO THE UNDEFEATED CHAMPION BOXER WITH 21 YEARS OF BOXING EXPERIENCE DEFEATED THE NOVICE WHO HADN'T FOUGHT A SINGLE BOXING MATCH IN HIS LIFE; I AM TRULY SHOCKED