Championships IBF Heavyweight Title World Championships WBC WBA IBF Championship WBC Lightweight Title Heavyweight Championship Light Heavyweight IBF Title WBO WBO Lightweight Title Light-Heavyweight Championship Undisputed Champion Weight Classes Light Heavyweight Championship WBA Lightweight Title WBC Title Light Heavyweight Title Heavyweight Title WBO Cruiserweight Title IBF Super Flyweight Light-Welterweight Crown WBO Title WBC Flyweight Title WBA Championship WBC Flyweight Championship Heavyweight Championships WBO Interim Title IBF and WBC Championship Belts Heavyweight Division Unified Heavyweight Titles World Heavyweight Championship Heavyweight Titles WBA, WBO, IBO, IBF Unified Heavyweight Title WBO Junior Welterweight Title WBA Cruiserweight Title WBA Cruiserweight IBF Cruiserweight Title IBF World Titles WBC Light Heavyweight Title IBF Inter-Continental Light WBC Interim Title IBF Lightweight Title WBC World Lightweight Title Light Heavyweight Titles WBA Titles Shakur Stevenson WBC Titles World Heavyweight Title Undisputed Super Middleweight Championship World Championship IBF World Heavyweight Title Four-Belt Era IBF WBA WBC WBO