| Fighter | Nickname | Height | Weight | Association | |
 |
Aaron Romero | 6'0" (1.83 m) |
161 lbs (73.03 kg) |
Grudge Training Center | |
|
Alex Gutierrez | 5'10" (1.78 m) |
174 lbs (78.93 kg) |
Grudge Training Center | |
|
Alonso Garcia | 6'0" (1.83 m) |
170 lbs (77.11 kg) |
Grudge Training Center | |
|
Alvin Robinson | "Kid" | 5'9" (1.75 m) |
145 lbs (65.77 kg) |
Grudge Training Center |
|
Ann Perez de Tejada | 0'0" (0 m) |
115 lbs (52.16 kg) |
Grudge Training Center | |
|
Brad Fox | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
Grudge Training Center | |
|
Carlos Huerta | 5'8" (1.73 m) |
125 lbs (56.7 kg) |
Grudge Training Center | |
|
Chris Hugh | "The Hitman" | 6'0" (1.83 m) |
155 lbs (70.31 kg) |
Grudge Training Center |
|
Christian Allen | "Relentless" | 5'8" (1.73 m) |
135 lbs (61.23 kg) |
Grudge Training Center |
|
Cody Donovan | "Donnybrook" | 6'3" (1.91 m) |
205 lbs (92.99 kg) |
Grudge Training Center |
|
Cody Mumma | 6'0" (1.83 m) |
205 lbs (92.99 kg) |
Grudge Training Center | |
|
Danny Mainus | 5'7" (1.7 m) |
135 lbs (61.23 kg) |
Grudge Training Center | |
|
Demico Rogers | "Night Train" | 6'4" (1.93 m) |
255 lbs (115.67 kg) |
Grudge Training Center |
|
Duane Ludwig | "Bang" | 5'10" (1.78 m) |
170 lbs (77.11 kg) |
Grudge Training Center |
|
Eliot Marshall | "The Fire" | 6'3" (1.91 m) |
205 lbs (92.99 kg) |
Grudge Training Center |
|
Garth Heth | 5'10" (1.78 m) |
185 lbs (83.91 kg) |
Grudge Training Center | |
|
Hammer Morton | 6'4" (1.93 m) |
265 lbs (120.2 kg) |
Grudge Training Center | |
|
Houston Alexander | "The Assassin" | 6'0" (1.83 m) |
203 lbs (92.08 kg) |
Grudge Training Center / HIT Squad |
|
Ian Berg | "Ice" | 5'11" (1.8 m) |
185 lbs (83.91 kg) |
Grudge Training Center |
|
James Fleming | 5'9" (1.75 m) |
155 lbs (70.31 kg) |
Grudge Training Center | |
