Machine guns are fully automatic and is a type of mounted or portable firearm, usually designed to fire rounds in quick succession from an ammunition belt or a large-capacity magazine, typically at a rate of several hundred rounds per minute.
- Main Article: FN Minimi/CSO2.
FN Minimi or M249 is a Belgium machine gun fed with 100 rounds of 5.56mm ammunition. Generally, it has high firepower and low recoil but it is heavy and has low rate of fire.
- Main Article: M60E4/CSO2.
M60E4 is an American multipurpose machine gun which holds 100 rounds for each round with 7.62mm bullet. It boasts a powerful attack and is very lethal.
- Main Article: PKM/CSO2.
The Russian PKM is a belt-fed, general purpose machine gun that holds 120 cartridges of 7.62 NATO per belt container. It is equipped with the same operation system that the AK-47 utilizes.
- Main Article: MG3 AA.
Rheinmetall MG3 AA is a German heavy machine gun fed with 150 rounds of 7.62 NATO cartridge. It has a strong firepower and an excellent rate of fire that exceeds other weapons. With the best performance and large attack range, this weapon becomes a nightmare for enemies, turning all solid defense systems into a joke with just several shots.