List of the least commonly known ones
The SMG-9 looks like a SIG MPX-P with a solid MP5 like stock and straight mag and the charging handle is different.
Blishlock is a cross between a Kriss Victor and Thompson.
The Remburg 7 is short Remington 870 with a folding stock, a rail system and a folding stocking.
The MoA is completely fictional, maybe inspired by the FG 42’s design.
The FEL-IX is based off the GM6 Lynx.
The Grandeur is an M14.
The only known missing weapon is Fragger’s original LMG and Now Thunder’s official with is based off the MK48 machine gun.
Rhino’s minigun maybe a REALLY small GAU-19 with a noticible green metal frame around it for ease of use and safety reasons.
Nader’s grenade launcher is an M32.
and the MP400 is a cross between the body of an MPX-P and the extended barrel of a Tec-9
