Evander Holyfield is looking in astonishing shape as he trains with Wladimir Klitschko ahead of a boxing comeback and possible exhibition fight against fellow heavyweight veteran ‘Iron’ Mike Tyson.

You might be forgiven for thinking you’d woken up in the early 1990s this morning, but former undisputed heavyweight champion Holyfield and erstwhile ring rival Tyson really are continuing to move toward a possible fight, and both are defying age by the remarkable shape they’re in at 57 and 53 respectively.

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Ex-champ Holyfield has been holed up in a private gym with fellow ring-legend Klitschko and posted an impressive video to Twitter showing off some lightning speed on the pads, skipping, bench-pressing weights and menacingly throwing a huge steel chain around his neck.

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