Fall inside the city.

Defeat 4 enemies with the same explosion (all explosive items and weapons apply)

Defeat 100 enemies in a row without dying in combat

Defeat enemies with a pistol, machine gun, and grenade, in that order, in 15 seconds

Defeat 10 enemies in 60 seconds with the China Lake Grenade Launcher

Unlock your first Ability.

Destroy the helicopter without defeating any other enemies

Destroy a vehicle in Chapter 9 with an explosive

Defeat 5 enemies, each one taking damage from a handgun, long-gun, and melee

Defeat 5 consecutive enemies with the silenced pistol without being detected

Stealth take-down 10 armored enemies with melee by first removing their helmets without being detected

Mark 30 enemies