';
| Fighter | Nickname | Height | Weight | Association | |
| Alex Soria Delgado | 0'0" (0 m) |
155 lbs (70.31 kg) |
Leones Fit Gym | ||
| Alexander Alonso | 0'0" (0 m) |
205 lbs (92.99 kg) |
Leones Fit Gym | ||
| Christofer Ramirez | "Anaconda" | 5'11" (1.8 m) |
170 lbs (77.11 kg) |
Leones Fit Gym | |
| Gabriel Mendez | "Boxer" | 5'7" (1.7 m) |
145 lbs (65.77 kg) |
Leones Fit Gym | |
| Gerardo Gastelum | 6'2" (1.88 m) |
200 lbs (90.72 kg) |
Leones Fit Gym | ||
| Jesus Echeverria | 0'0" (0 m) |
155 lbs (70.31 kg) |
Leones Fit Gym | ||
| Jesus Lucero Ramirez | 0'0" (0 m) |
145 lbs (65.77 kg) |
Leones Fit Gym | ||
| Luis Gerardo Garcia Lucero | 5'8" (1.73 m) |
145 lbs (65.77 kg) |
Leones Fit Gym | ||
| Mario Chavez Ayala | 0'0" (0 m) |
125 lbs (56.7 kg) |
Leones Fit Gym | ||
| Oscar Eduardo Solano Mendoza | 0'0" (0 m) |
265 lbs (120.2 kg) |
Leones Fit Gym | ||