';
| Fighter | Nickname | Height | Weight | Association | |
| Ackson Junior | "Tank Russo" | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
X-Gym / Fibra Fight Team | |
| Alcides Sena | "Pirata" | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
X-Gym | |
| Alex Silva | "Pepe Legal" | 6'0" (1.83 m) |
155 lbs (70.31 kg) |
X-Gym | |
| Alexandre Goncalves | "Macaco" | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
X-Gym | |
| Anderson Silva | "The Spider" | 6'2" (1.88 m) |
185 lbs (83.91 kg) |
Team Nogueira / X-Gym / Killer Bees | |
| Andre Galvao | 5'7" (1.7 m) |
170 lbs (77.11 kg) |
Team Nogueira / X-Gym | ||
| Andre Luiz Ramos | "Andrezao" | 6'5" (1.96 m) |
205 lbs (92.99 kg) |
X-Gym | |
| Antonio Magno Lima Pereira | "Cri Cri" | 5'5" (1.65 m) |
145 lbs (65.77 kg) |
X-Gym | |
| Ary Farias | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
X-Gym | ||
| Ataide Rafael de Oliveira Marcelino | "Nescau" | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
X-Gym | |
| Bruno Suema | "Polegar" | 5'4" (1.63 m) |
125 lbs (56.7 kg) |
X-Gym / Morganti Ju-Jitsu | |
| Bruno Silva | "Monstro" | 0'0" (0 m) |
170 lbs (77.11 kg) |
X-Gym | |
| Carlos Andre | "Chapolin" | 5'4" (1.63 m) |
125 lbs (56.7 kg) |
X-Gym | |
| Claudionor da Silva Fontinelle | "Demolition Man" | 5'5" (1.65 m) |
155 lbs (70.31 kg) |
X-Gym | |
| Cristiano Pontes | "Ferrugem" | 6'0" (1.83 m) |
169 lbs (76.66 kg) |
X-Gym | |
| Daisuke Yokoyama | 5'8" (1.73 m) |
134 lbs (60.78 kg) |
X-One Gym Shonan | ||
| Daniel Saaby | 0'0" (0 m) |
154 lbs (69.85 kg) |
X-Gym Aalborg | ||
| Douglas Augusto | "Mosaico" | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
X-Gym | |
| Edgar Mombasa | "O Unico" | 0'0" (0 m) |
170 lbs (77.11 kg) |
X-Gym | |
| Emerson Pereira | 0'0" (0 m) |
0 lbs (0 kg) |
X-Gym | ||