Heavyweights

Earnie Shavers vs George Foreman
Mike Tyson vs George Foreman 1990s
Mike Tyson vs David Tua
Riddick Bowe vs Lennox Lewis
Rocky Marciano vs Floyd Patterson
Rocky Marciano vs Ingemar Johansson
Evander Holyfield vs Mike Tyson early 1990s
Lennox Lewis vs Mike Tyson 1996
Larry Holmes vs George Foreman 1990s
Joe Frazier vs Ken Norton
Joe Frazier vs Earnie Shavers
Vitali Klitschko vs Lennox Lewis
Wladimir Klitschko vs Lennox Lewis

Cruiserweight

??

Light Heavyweight

Roy Jones Jr vs Dariusz Michalczewski
Roy Jones Jr vs Michael Nunn
Roy Jones Jr vs James Toney 2

Super Middleweight

Joe Calzaghe vs Sven Ottke
Nigel Benn vs Michael Watson 2
Roy Jones Jr vs Chris Eubank
Roy Jones Jr vs Nigel Benn
Roy Jones Jr vs Steve Collins
Roy Jones vs Bernard Hopkins

Middleweight

Marvin Hagler vs Herol Graham
Marvin Hagler vs Mike McCallum
Julian Jackson vs Nigel Benn

Light Middleweight

Oscar De La Hoya vs Winky Wright
Oscar De La Hoya vs Vernon Forrest

Welterweight

Felix Trinidad vs Oscar De La Hoya 2
Felix Trinidad vs Terry Norris
Felix Trinidad vs Jose Luis Lopez
Pipino Cuevas vs Carlos Palomino
Meldrick Taylor vs Pernell Whitaker
Jose Luis Lopez vs Oscar De La Hoya

Jr Welterweight

Aaron Pryor vs Ray Mancini
Floyd Mayweather Jr vs Kostya Tszyu

Lightweight

Floyd Mayweather Jr vs Joel Casamayor
Floyd Mayweather Jr vs Paul Spadafora

Super Featherweight

Floyd Mayweather Jr vs Acelino Freitas

Featherweight

Salvador Sanchez vs Wilfredo Gomez 2
Salvador Sanchez vs Azumah Nelson 2
Juan Manuel Marquez vs Naseem Hamed

Shame Sanchez never got a chance to rematch either of those guys, they would of been awesome match ups.

Jr Flyweight

Ricardo Lopez vs Humberto Gonzalez
Ricardo Lopez vs Michael Carbajal

I'll add a lot more later i done these ones quick.