There is a long list of guns used in the game which are
Bruen MK9 (Light Machine Gun) ...
Finn (Light Machine Gun) .
FAL (Assault Rifle) ...
MP5 (Submachine Gun) .
Kar98k (Marksman Rifle) .
M4A1 (Assault Rifle) ...
HDR (Sniper Rifle) ...
Grau 5.56 (Assault Rifle)