Mike Tyson and Roy Jones Jr will fight in a highly anticipated eight-round exhibition tonight.
Tyson, who turned 54 in June, last stepped in the ring 15 years ago when he lost to Kevin McBride in 2005.
Jones, who turned 51 in January, has been the more active of the two fighters, with his last bout coming in 2018.
Tyson and Jones got one final look at each other at the weigh-in on Friday, with Tyson tipping the scales at 220.4lbs (15.7 stone), while Jones weighed in at 210lbs (15 stone).
What time is the Mike Tyson vs Roy Jones Jr fight?
The fight between Mike Tyson vs Roy Jones Jr takes place this Saturday on November 28.
Build-up and coverage is set to begin at 1am GMT Sunday morning.
UK fans can expect Tyson’s fight with Jones to start at around 4am GMT.
How can you watch the Mike Tyson vs Roy Jones Jr fight in the UK?
The fight will be available live in the UK on BT Sport Box Office.
The event will be broadcast on BT Sport Box Office 2 for £19.95.
THE FULL FIGHT CARD
Mike Tyson vs Roy Jones Jr
Badou Jack vs Blake McKernan
Jamaine Ortiz vs Sulaiman Segawa
Irvin Gonzalez vs Edward Vasquez
Joe Cusumano vs Nick Jones
Jake Paul vs Nate Robinson
Viddal Riley vs Rashad Coulter
The fight will be held over eight, two-minute rounds
No headguards will be worn
Fighters will be wearing 12-ounce gloves to minimalise damage inflicted
The fight is to be stopped if either Tyson or Jones is cut
Three celebrity WBC judges will score the fight remotely
WHY ARE THERE NO ODDS?
UK bookmakers are not taking bets for the fight due to confusion over the rules of the fight and doubts over whether a winner will actually be declared.