Mike Tyson has been accused of altering footage of himself by former boxing star Barry McGuigan as the veteran prepares for his comeback against Jake Paul on Friday night. The 58-year-old will be taking part in his first fight in four years, having drawn with Roy Jones Jr back in 2020. Tyson has been regularly updating fans with footage of himself hitting the pads in the gym, with the boxing icon eager to show he still possesses the magic of old. Many have been left in awe by the clips but McGuigan, speaking to The Guardian, doesn’t believe it is ‘real’. “I’m 63 and Tyson’s only five years beh…