';
| Fighter | Nickname | Height | Weight | Association | |
| Alberto Santos Lucha | 6'0" (1.83 m) |
185 lbs (83.91 kg) |
ASL Team / One A One | ||
| Alex Cipoleta | 5'9" (1.75 m) |
185 lbs (83.91 kg) |
One A One / Gilmar China Team | ||
| Allan Abdalla | 6'0" (1.83 m) |
170 lbs (77.11 kg) |
One A One | ||
| Daniel Abdalla | 5'9" (1.75 m) |
170 lbs (77.11 kg) |
One A One | ||
| Diego Bianchini | "The Brazilian Bad Boy" | 6'0" (1.83 m) |
170 lbs (77.11 kg) |
One A One | |
| Giuliano Nicolas | 0'0" (0 m) |
170 lbs (77.11 kg) |
One a One | ||
| Hugo Delgado | 6'1" (1.85 m) |
185 lbs (83.91 kg) |
One A One | ||
| Keigo Kangawa | 0'0" (0 m) |
155 lbs (70.31 kg) |
A-ONE Production Gym | ||
| Michel Arcanjo | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
One A One | ||
| Nilson Juarez | "Juca Thai" | 5'8" (1.73 m) |
155 lbs (70.31 kg) |
One A One / Paco Thai | |
| Raquel Pitbull | 5'4" (1.63 m) |
125 lbs (56.7 kg) |
One A One | ||
| Sandro Leite | 6'0" (1.83 m) |
205 lbs (92.99 kg) |
One A One | ||
| Thiago Tenorio | 6'3" (1.91 m) |
205 lbs (92.99 kg) |
One A One | ||
| Vitor Pereira | "V8" | 5'8" (1.73 m) |
170 lbs (77.11 kg) |
One a One | |