Vitor Belfort says he isn't only fighting ONE Hall of Famer in Oscar De La Hoya ... the combat sports star tells TMZ Sports he has also signed a deal to box Evander Holyfield later this year!!
We talked to the 44-year-old former UFC champ after Belfort was announced as 48-year-old De La Hoya's opponent in his boxing comeback (ODLH hasn't fought since losing to Manny Pacquiao in 2008).