Fighters who fought EVERYONE.

[RJJ-94-02=GOAT]

Holyfield and De La Hoya are the two that come to mind for me.

[Smash]

usyk?

oh yeah i forgot about joseph parker

[famicommander]

Floyd and Manny
Bernard Hopkins
Nonito Donaire

[drablj]

ali, mike tyson, monzon, marciano when he retired. but realistically, whoever you are fighting, you aren't fighting hundreds of other boxers.

[daggum]

Eric crumble

[Hustle]

Ali goes without saying.

I'll add Ricardo Mayorga. He fought De la hoya, Tito, Fernando, Mosley, Forrest, Cotto, Spinks

[famicommander]

Zab Judah fought, among others:
Micky Ward
Junior Witter
Terron Millett
Kostya Tszyu
Chop Chop Corley
Cory Spinks twice
Cosme Rivera
Carlos Baldomir
Floyd Mayweather Jr.
Miguel Cotto
Joshua Clottey
Jose Santa Cruz
Lucas Matthysse
Kaizer Mabuza
Amir Khan
Danny Garcia
Paulie Malinaggi

[nghtmr111]

You know what? Just yesterday I was thinking about how Shawn Porter didn't duck a single soul in his era. He didn't always win, but he certainly fought everyone and anyone.

[famicommander]

Stephen Fulton is on a run where he has fought, in 10 consecutive fights: Paulus Ambunda, Isaac Avelar, Arnold Khegai, Angelo Leo, Brandon Figueroa, Danny Roman, Naoya Inoue, Carlos Castro, Brandon Figueroa, and next O'Shaquie Foster.

Badou Jack once fought Anthony Dirrell, George Groves, Lucian Bute, James DeGale, Nathan Cleverly, Adonis Stevenson, Marcus Browne, and roided up Jean Pascal consecutively. Then moved to cruiserweight and fought some lower level guys but has now fought Makabu, Mikaelyan, and now a Mikaelyan rematch consecutively.

Naoya Inoue has fought Ryoichi Taguchi, Adrian Hernandez, Omar Narvaez, Kohei Kono, Jamie McDonnell, Juan Carlos Payano, Manny Rodriguez, Nonito Donaire, Jason Moloney, Nonito Donaire again, Paul Butler, Stephen Fulton, Marlon Tapales, Luis Nery, TJ Doheny, Ramon Cardenas, and next Murodjon Akhmadaliev.

[famicommander]

On the women's side:
Cecilia Braekhus
Claressa Shields
Katie Taylor