As heavyweights Anthony Joshua (and Joe Joyce) retort on social media, footage emerged showing the pair sparring in a ring.
They have been arguing on Twitter, with Joyce putting his name in the hat to face Joshua if Oleksandr Usyk leaves.
Footage of Joshua (R), and Joyce (L), sparring
has been released
, Joshua seems to dominate Joyce
Joshua posted online that he had stopped Joshua in one round after he boxed Joe. I would do the same today. There hasn't been any change."
Now, footage has emerged of Joshua and Joshua fighting.
Joshua dominates his British counterpart in the video clip leaked by Michael Benson.
Joyce, wearing a red shirt, has his head rocked by a lightning fast AJ combination before he dances with ease away from Joyce.
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Joshua, wearing yellow headgear, easily skipped Joyce's attention as Joyce tried to find a left-right combination.
Joshua evades Joyce's advances in the edited video while landing his shots.
Joyce, 36, also fails to defend Joshua's uppercut. He is then followed up by a vicious left hook.
Even though Joshua bullied Joyce in the footage of him, it is not clear if he claimed that he stopped Joyce from round one.
CHELTENHAM SIGN UP OFFERS AND FREE CHELTENHAM BETS - ALL THE LATEST DEALS RACING THIS WEEKFans were quick to react and one wrote: "If Joshua fought in big fights like this...dude seems relaxed as hell."
Another joked that Joeyce used his face to defend himself.
A third participant added: "Obviously sparring does not tell much, however it does reveal who the faster and more skilled man is, even though I believe we knew that already."
Frank Warren, Joyce's promoter, believes that Joshua would "knock out" him.
IFL TV interviewed him and he said that AJ has been exposed. He was exposed on several occasions, not once.
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"And I believe if someone has a good chin, that takes away what he has going for him which are his punches.
"Joe has a great jab and I believe he would wear him down. I also think he'd knock him out."