Mike Tyson on a dais, addressing a packed room before a big fight. A lot has changed since then, since Tyson was the undisputed heavyweight champ, snarling through interviews and cartoonishly knocking out overmatched opponents.

Tyson’s readiness for the fight has sparked both excitement and concern, as Paul, at 26, is more than 30 years his junior. Despite the age gap, Tyson has reassured fans that he’s in prime condition and mentally prepared, having overcome a history of substance abuse that clouded the later years of his boxing career.