Army of Two The 40th Day

Weapons and upgrades are available, with interchangeable upgrades between weapons such as adding the barrel of one assault rifle to another. The "pimped" option returns along with new camouflage schemes. Weapons can now also be obtained from dead enemies, increasing the player's arsenal to four weapons, along with grenades. Bullets will be able to penetrate weaker materials such as wood and sheet metal. Certain weapons and weapon lockers can only be unlocked by morality moments. Weapon parts can be obtained in the game for free, either by searching armored boxes (which are locked as soon as the enemy guarding it detects the player's presence), rescuing hostages, or simply exploring.

New Heavy enemy types appear as bosses. They wear thick armor and often require a special method of attack to defeat, such as shooting gas canisters or grenade bags that they carry. The Heavy enemies carry weapons such as a flamethrower and a Gatling gun that cannot be unlocked by the player, though they