sporekiller

Aim High Kill 250 enemies with headshots. (campaign only)

Marksman - Rifle Kill 350 enemies with any rifle. (campaign only)

The Devil's Disciple Complete game on "Suicide Mission" difficulty.

We Were Soldiers Complete game on "Combat Op" difficulty.

Boot Complete game on "Walk on the Beach" difficulty.

A Farewell To Arms You are relieved.

A Bridge Too Far The end of the line.

Intel Operative Recover all Intel Items.

Marksman - Shotgun Kill 75 enemies with any shotgun. (campaign only)

A Line, Held Choose restraint.

The Great Escape Get out of here!

Adapt and Overcome Blow up 10 explosive objects, killing at least one enemy each time. (campaign only)

Marksman - Grenade Kill 50 enemies with grenades. (campaign only)

Marksman - Sniper Kill 50 enemies with any sniper rifle. (campaign only)

Three Kings Stand united.

Friendly Fire Show mercy.

Marksman - Small Arms Kill 100 enemies with any pistol or SMG. (campaign only)

Situational Awareness Stun an enemy by dumping sand on their head. (campaign only)

Damned if You Do Follow your orders.

Airspace Control Kill 10 enemies while they use zip lines or are rappelling. (campaign only)

A Man of Action Play it loose.

Recon Recover 12 Intel Items.

Good Training Sprint into cover 10 times while under fire. (campaign only)

The Human Factor Kill an enemy by tagging him with a sticky grenade. (campaign only)

In Your Face Kick an enemy by vaulting over a cover. (campaign only)

The Horror Face the horrors of war.

Applied Force Hit 10 enemies with your melee attack. (campaign only)

Close Combat Carnage Kill 4 enemies with a shotgun in 10 seconds or less. (campaign only)

Battle Management Kill 50 enemies using only the Attack Command. (campaign only)

Damn Close Kill an Edged Weapon Expert while he is up to 5 meters away. (campaign only)

Desert Storm Engineer an exit strategy.

Army of One Kill 3 enemies with a single grenade. (campaign only)

Preventive Diplomacy Kill an enemy just as they are throwing a grenade. (campaign only)

The Lost Battalion We have contact.

Sierra Hotel Complete three chapters in a row without being killed or reloading a checkpoint.

Blind Luck Kill 5 enemies using blind fire. (campaign only)

Treacherous Ground Look out below.

They Live What's lost is found.

Spotter Recover one Intel Item.

Deer Hunter Kill an oryx. (campaign only)

Blind Date Successfully rescue HVI.

Showdown A duel between rivals

Mission Complete Complete all challenges in a level.

Back in Time Use a future weapon in the past.

High IQ Collect all intel.

Ultimate Sacrifice Only one can survive.

Death from Above Stop Menendez once and for all.

Dead or Alive Jailor or executioner.

Late for the Prom Escort the president to the secure location in downtown LA.

Sinking Star Interrogate Menendez.