Sorted alphabetically by last name · 2769 fighters
| Name | Nickname | |
|---|---|---|
| MB | Marco Beltran | "Psycho" |
| MP | Marco Polo Reyes | |
| MR | Marco Ruas | "King of the Streets" |
| MT | Marco Tulio | "Matuto" |
| MM | Marcos Mariano | "Dhalsim" |
| MR | Marcos Rogerio de Lima | "Pezao" |
| MV | Marcos Vinicius | "Vina" |
| MA |
| Marcus Aurelio |
| "Maximus" |
| MB | Marcus Bossett | "The Grasshopper" |
| MB | Marcus Brimage | "The Bama Beast" |