The greatest: 25 best MMA fighters of all time

Though they haven't been around for so long, Mixed martial arts (MMA) have become extremely popular and many fighters left their mark in sports history.  Here, we'll take a look at the greatest fighters of all time, regardless of weight or gender.

The UFC's Top 25 All-Time Fighters, Part 2 - MMA Fighting

Conquering the Cage: A Look at the Best Dagestani MMA Fighters

MMA's 50 Greatest Fighters Of All Time Have Been Named And Ranked

The UFC's Top 25 All-Time Fighters, Part 3 — The Top Five - MMA

The 25 Greatest MMA Fighters Of All Time Have Been Named And

The greatest: 25 best MMA fighters of all time

Floyd Mayweather gloats he's the greatest – but Manny Pacquiao

The 25 greatest MMA fighters of all time, ranked

UFC: Best Canadian fighters of all time

Jose Aldo on best Brazilian MMA fighter ever “That's easy, myself

Ranking the greatest MMA fighters of all time