Sorted alphabetically by last name · 2775 fighters
| Name | Nickname | |
|---|---|---|
| CK | Casey Kenney | |
| CO | Casey O'Neill | "King" |
| CZ | Cat Zingano | "Alpha" |
| CP | Cathal Pendred | "The Punisher" |
| CA | Cesar Almeida | "Cesinha" |
| CA | Cesar Arzamendia | "Goku" |
| CM | Cesar Marscucci | |
| CF |
| "Mutante" |
| CO | Cezary Oleksiejczuk |
| CA | Chad Anheliger | "The Monster" |