Who are some fighters whose talent for boxing was apparent early on? I would say RJJ, Floyd, Whitaker, and Benitez.
Bloody late-comers! It might seem like he was an over-night sensation to the likes of you but I was a fan of Godzilla before he was radioactive and famous. I went to all his early gigs on the rookie-monster circuit - squashing mopeds underfoot, incinerating shrubbery, and worrying sheep, steadily working his way up to singeing hamlets.
here is a good video of the monster we are all talking about. https://www.youtube.com/watch?v=2zXkDa59p3Y