The MP34 is a full-auto submachine gun with a 32-round magazine. Carriage Carnage is its train-themed unique version, and a Libertad Custom model takes better mods.
A close-range room clearer. It works well with a suppressor for quiet sweeps through a base, and soft-target rounds make quick work of unarmored guards.
It takes standard, armor-piercing, soft-target, poison, blast and incendiary rounds. The Libertad Custom MP34 accepts high-end mods and hits harder than the base gun.
BP-SMG
The BP-SMG is a compact submachine gun that sprays quickly from a 30-round magazine. It is a good close-range stealth gun with a suppressor, and its unique Iron Curtain fires soft-target rounds.
BZ19
The BZ19 is a submachine gun with a huge helical magazine of 64 rounds. You can hold the trigger far longer than with any other SMG, and its unique Turn Of The Century sits at Resplandor Agriculture in Lozanía.
M12
The M12 is a Beretta submachine gun with a 32-round magazine and three fire modes. Its unique Five-Alarm version comes from an insurgency, and São Paulo Stinger is a customizable variant.
M249 SAW
The M249 is a light machine gun, labeled Tacticool in game, with one of the highest fire rates you can get. It is sold only through Lola's Black Market or the online store.