';
| Fighter | Nickname | Height | Weight | Association | |
| Josh Powell | "JP" | 6'3" (1.91 m) |
244 lbs (110.68 kg) |
One Nation Fight Team | |
| Julian Torres | 0'0" (0 m) |
145 lbs (65.77 kg) |
One Touch Fight Team & Academy | ||
| Juvencio Ramos Pinheiro Jr. | "Charuto" | 0'0" (0 m) |
145 lbs (65.77 kg) |
Number One / Trinidade Boxing Team / Marajo Brothers Team | |
| Kathy Solorzano | 5'3" (1.6 m) |
115 lbs (52.16 kg) |
One Nation Fight Team | ||
| Koji Tanaka | "Kouzi" | 5'8" (1.73 m) |
134 lbs (60.78 kg) |
Team One | |
| Lkhagvadorj Tumur-Ochir | 5'10" (1.78 m) |
145 lbs (65.77 kg) |
One Team Fighting Center | ||
| Lucas Abreu | "Alemao" | 5'9" (1.75 m) |
185 lbs (83.91 kg) |
Team One One | |
| Mackenzie Stiller | "Mack Judo" | 5'2" (1.57 m) |
116 lbs (52.62 kg) |
One Touch Fight Team | |
| Magdy Mohamed Ali | "Hekal" | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
One Team | |
| Mahmoud Ahmed | "Abo Asha" | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
One Team | |
| Mahmoud Shrif | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
One Team | ||
| Mahmoud Hemdan | "Barakat" | 5'3" (1.6 m) |
125 lbs (56.7 kg) |
One Team Egypt | |
| Marco Delgadillo | 5'11" (1.8 m) |
170 lbs (77.11 kg) |
One Touch Fight Team & Academy | ||
| Matt Brown | "The Bay Bay Kid" | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
Team One MMA | |
| Max Smith | 0'0" (0 m) |
145 lbs (65.77 kg) |
One Martial Arts / Great Britain Top Team | ||
| Michael Myers | "Bullet Kicks" | 5'9" (1.75 m) |
125 lbs (56.7 kg) |
Team One MMA | |
| Mohamed Ashraf | 0'0" (0 m) |
155 lbs (70.31 kg) |
One Team Egypt | ||
| Mohamed El Shemy | 5'6" (1.68 m) |
135 lbs (61.23 kg) |
One Team | ||
| Mohamed Ashour | "Khairy" | 5'7" (1.7 m) |
155 lbs (70.31 kg) |
Egyptian One Team | |
| Mohamed Fareed | "Shawky" | 5'11" (1.8 m) |
145 lbs (65.77 kg) |
One Team | |