';
| Fighter | Nickname | Height | Weight | Association | |
| Luiz Otavio Simoes | "Bebe Monstro" | 6'2" (1.88 m) |
265 lbs (120.2 kg) |
Extreme Fight Team | |
| Marcos Silva | "Gladiador" | 5'5" (1.65 m) |
135 lbs (61.23 kg) |
Arena Extreme / Team Baboo | |
| Mariusz Pudzianowski | "Pudzian" | 6'1" (1.85 m) |
267 lbs (121.11 kg) |
WCA Fight Team / Extreme MMA Fight Club Nowe Miasto / Pudzian Team | |
| Micah Ige | 0'0" (0 m) |
170 lbs (77.11 kg) |
Team Extreme | ||
| Michela Moreno | 0'0" (0 m) |
145 lbs (65.77 kg) |
Team Extreme | ||
| Mike Parsons | "Iron" | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
Team Extreme MMA | |
| Oscar Martinez | "Superman" | 5'7" (1.7 m) |
185 lbs (83.91 kg) |
Extreme Fitness Fight Team | |
| Pablo Palacios | 0'0" (0 m) |
135 lbs (61.23 kg) |
Team Warrior Extreme | ||
| Raven Guice | "Sugar Ray" | 0'0" (0 m) |
170 lbs (77.11 kg) |
Team Extreme Carnage | |
| Rich Franklin | "Ace" | 6'1" (1.85 m) |
185 lbs (83.91 kg) |
Team Extreme | |
| Robert Owens | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
Team Extreme | ||
| Romulo Menezes | 5'11" (1.8 m) |
155 lbs (70.31 kg) |
Team Extreme Combat | ||
| Sandrino Starcevic | 0'0" (0 m) |
145 lbs (65.77 kg) |
Extreme Cro Team | ||
| Shane Lightle | "Sugar" | 6'3" (1.91 m) |
204 lbs (92.53 kg) |
World Extreme Fighting Fight Team | |
| Simon Cruz | 0'0" (0 m) |
0 lbs (0 kg) |
Team Extreme | ||
| Teo Komani | 0'0" (0 m) |
0 lbs (0 kg) |
World Extreme Fight Team | ||
| Terry Siemon | "The Sniper" | 6'2" (1.88 m) |
205 lbs (92.99 kg) |
World Extreme Fighting Fight Team | |
| Tim Sylvia | "The Maine-iac" | 6'8" (2.03 m) |
265 lbs (120.2 kg) |
Team Extreme / Champions Gym | |
| Todd Seyler | "The Evolution" | 5'10" (1.78 m) |
205 lbs (92.99 kg) |
World Extreme Fighting Fight Team | |
| Tori Saviori | 0'0" (0 m) |
135 lbs (61.23 kg) |
Team Extreme Pitbulls | ||