Karl Froch followedAnthony Joshua in rematch against Oleksandr Usyk then British Boxers were able to remove their gloves.
Joshua will face Usyk on August 20 after losing to the Ukrainian last September. Froch doesn't know where 32-year-old would go if he suffered another loss.
"If Anthony Joshua loses a rematch to Oleksandr Usyk and it's a bad loss - a decisive point loss or a massive knockout - it could be the end of his AJ." 19} BBC Sport column. "I have no idea where he can go after a losing streak.
"I really want him to win, and I'm not denying him outright. He has the physical characteristics of , and has plenty of size and strength, but I honestly have to say I don't think he will win."
in 2014 Froch, out of the sport, is also divided over whether the first bout will help Joshua prepare.
He added: did not run.
"In the first fight he said it was pointless trying to outbox this guy. It wouldn't happen and that would be an advantage."
However, Commentators may doubt Joshua, but the star rocks with trash talk.
He told Sky Sport News: Jab, I don't care how good that jab is, I don't care how good this is. No matter how good you are, my competitive spirit overcomes all obstacles.
"This is something you should never ignore in your search for improvement. Your competitive edge can get you a long way."
