';
| Fighter | Nickname | Height | Weight | Association | |
| Agustin Maldonado | "El Jefe" | 0'0" (0 m) |
125 lbs (56.7 kg) |
Unidos Training Center | |
| Alfonsina Alderete | 5'1" (1.55 m) |
110 lbs (49.9 kg) |
Unidos Training Center | ||
| Esteban Oviedo | 0'0" (0 m) |
145 lbs (65.77 kg) |
Unidos Training Center / Entram Gym | ||
| Ezequiel Balmaceda | 0'0" (0 m) |
125 lbs (56.7 kg) |
Unidos Training Center | ||
| Gabriel Urbino | "Chacal" | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
Unidos Training Center / Entram Gym | |
| Gonzalo Pastrana | 0'0" (0 m) |
170 lbs (77.11 kg) |
Unidos Training Center | ||
| Gustavo Balmaceda | 0'0" (0 m) |
180 lbs (81.65 kg) |
Unidos Training Center | ||
| Lautaro Torres | 0'0" (0 m) |
125 lbs (56.7 kg) |
Unidos Training Center | ||
| Leandro Oviedo | "Nano" | 5'9" (1.75 m) |
135 lbs (61.23 kg) |
Unidos Training Center | |
| Luciano Fernandez | 0'0" (0 m) |
145 lbs (65.77 kg) |
Unidos Training Center | ||
| Marcio Flores | 0'0" (0 m) |
154 lbs (69.85 kg) |
Unidos Training Center | ||
| Mariano Laspiur | 0'0" (0 m) |
145 lbs (65.77 kg) |
Unidos Training Center | ||
| Nicolas Martinez | "El Mono" | 0'0" (0 m) |
170 lbs (77.11 kg) |
Unidos Training Center | |
| Sofia Viretti | 0'0" (0 m) |
148 lbs (67.13 kg) |
Unidos Training Center | ||
| Tomas Caceres | "Thomy" | 0'0" (0 m) |
150 lbs (68.04 kg) |
Unidos Training Center | |
| Tomas Are | 0'0" (0 m) |
0 lbs (0 kg) |
Unidos Training Center | ||