Complete game on "FUBAR" difficulty.
Buck the chain of command.
Live and let die.
Live and let live.
Carry on, soldier.
Complete game on "Suicide Mission" difficulty.
Choose restraint.
Save a bullet.
Kill 10 enemies while they use zip lines or are rappelling. (campaign only)
Stun an enemy by dumping sand on their head. (campaign only)
Playing it smart.
Kill an enemy by tagging him with a sticky grenade. (campaign only)
Complete any chapter with 60%+ accuracy without dying or reloading a checkpoint.
Kill an oryx. (campaign only)
Recover all Intel Items.
You are relieved.
Complete game on "Walk on the Beach" difficulty.
Complete game on "Combat Op" difficulty.
Kill an enemy just as they are throwing a grenade. (campaign only)
Choose vengeance.
Kill an Edged Weapon Expert while he is up to 5 meters away. (campaign only)
Get out of here!
Blow up 10 explosive objects, killing at least one enemy each time. (campaign only)
Kill 50 enemies with any sniper rifle. (campaign only)
Kill 75 enemies with any shotgun. (campaign only)
Stand united.
Kill 50 enemies with grenades. (campaign only)
Show mercy.
Kill 150 enemies with any heavy weapon. (campaign only)
Kill 100 enemies with any pistol or SMG. (campaign only)
Recover 12 Intel Items
Kill 4 enemies with a shotgun in 10 seconds or less. (campaign only)
Follow your orders.
Kill 350 enemies with any rifle. (campaign only)
Kick an enemy by vaulting over a cover. (campaign only)
Play it loose.
Kill 250 enemies with headshots. (campaign only)
Kill 50 enemies using only the Attack Command. (campaign only)
Face the horrors of war.
Hit 10 enemies with your melee attack. (campaign only)
Engineer an exit strategy.
Kill 3 enemies with a single grenade. (campaign only)
Kill 5 enemies using blind fire. (campaign only)
We have contact.
Complete three chapters in a row without being killed or reloading a checkpoint.
Sprint into cover 10 times while under fire. (campaign only)
Look out below.
Recover one Intel Item.
What's lost is found.
The end of the line.