';
| Fighter | Nickname | Height | Weight | Association | |
| Saba Gorji | 5'11" (1.8 m) |
170 lbs (77.11 kg) |
Smash Gyms San Jose | ||
| Sam Spengler | "The Ram" | 5'11" (1.8 m) |
185 lbs (83.91 kg) |
Smash Gyms | |
| Santino Ashton | "Sonny" | 5'4" (1.63 m) |
125 lbs (56.7 kg) |
Smash Squad MMA | |
| Sean Climaco | "The One" | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
Smash Fighter / Woodenman Muay Thai | |
| Steve Orosco | "Hulk Smash" | 0'0" (0 m) |
170 lbs (77.11 kg) |
Team Hulk Smash | |
| Takehito Ueda | 0'0" (0 m) |
185 lbs (83.91 kg) |
Smash | ||
| Tim Pham | 5'10" (1.78 m) |
155 lbs (70.31 kg) |
Smash Fighter Fight Team | ||
| Tomas Onderka | 0'0" (0 m) |
205 lbs (92.99 kg) |
Smash Gym | ||
| Vojtech Hrabcik | 0'0" (0 m) |
155 lbs (70.31 kg) |
Smash Gym Olomouc | ||
| William Fessaha | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Smash Fighter | ||
| Zach Chalmers | 0'0" (0 m) |
205 lbs (92.99 kg) |
Smash Combat / Troshi Jiu Jitsu | ||