| Fighter | Nickname | Height | Weight | Association | |
 |
Alexandre Pereira | "Firmeza" | 5'8" (1.73 m) |
170 lbs (77.11 kg) |
Pinheiros Fight Team / Six One |
|
Alexis Chapa | 5'2" (1.57 m) |
125 lbs (56.7 kg) |
One Nation Fight Team | |
|
Andrew Borcher | 5'11" (1.8 m) |
155 lbs (70.31 kg) |
One on One Fight Team | |
|
Bill Peck | 0'0" (0 m) |
170 lbs (77.11 kg) |
One Nation Fight Team | |
|
Charles Ashby | 5'10" (1.78 m) |
205 lbs (92.99 kg) |
One on One Fight Team | |
|
Dyogo de Barros Lima Duarte | "Mumia" | 0'0" (0 m) |
155 lbs (70.31 kg) |
One Fight Team |
|
Eli Pokorney | 6'6" (1.98 m) |
205 lbs (92.99 kg) |
One Touch Fight Team & Academy | |
|
Ernesto Lopez | 5'11" (1.8 m) |
170 lbs (77.11 kg) |
One Nation Fight Team | |
|
Jose Augusto Luque | "Guto" | 0'0" (0 m) |
145 lbs (65.77 kg) |
Animal Team / One Fight |
|
Josh Powell | "JP" | 6'3" (1.91 m) |
244 lbs (110.68 kg) |
One Nation Fight Team |
|
Kathy Solorzano | 5'3" (1.6 m) |
115 lbs (52.16 kg) |
One Nation Fight Team | |
|
Mackenzie Stiller | "Mack Judo" | 5'2" (1.57 m) |
125 lbs (56.7 kg) |
One Touch Fight Team |
|
Nicoly Giovanna Cavalcanti Pedroza | 0'0" (0 m) |
135 lbs (61.23 kg) |
One Team Fight | |
|
Paul O'Keefe | "The Anvil" | 6'3" (1.91 m) |
265 lbs (120.2 kg) |
Team One Shot, Fight Legion |
|
Robert Swan | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
One Nation Fight Team | |
|
Ryan Reneau | "Cowboy" | 5'10" (1.78 m) |
155 lbs (70.31 kg) |
One Nation Fight Team |
|
Vitor Hugo Silva | 5'9" (1.75 m) |
135 lbs (61.23 kg) |
One Team Fight | |
