Tyson Fury has been told he will need a ‘freak punch’ to claim victory over Oleksandr Usyk in their upcoming rematch. The Gypsy King was left stunned by the Ukrainian when he lost for the first time in his professional career earlier this year in May. Usyk landed a split decision victory over Fury to become the undisputed heavyweight champion of the world. It signified a remarkable journey for the 37-year-old, who made his debut at heavyweight against Chazz Witherspoon in 2019. The two fighters will meet again in the ring on December 21 with Fury desperate to win back his belts. But the 36-yea…