sub_zero_mk_12

Six Digits?!? Kill 100,000 zombies.

Fisher Express Complete the train mission in 15 minutes

Echelon Mercenary Complete the game in Hard difficulty.

A Better Human Being Recover the Forge Item

Blastfighter Complete a mission with all parts of the SWAT-12 shotgun equipped.

The Greatest Cape Stay airborne with the Hero Cape for 15 seconds.

Shaliah Complete the Jerusalem mission

Biological Warfare Retrieve ND133

Happens to the Best of Us Swing and miss with a United Destroyer.

Recall rejected Leave Francois to fend for himself

Long Bomb Kill an enemy with a Tetranite Grenade from at least 200 feet away.

Drop The Bald Defeat Lex Luthor.

Sellout Spent 250,000 fans - any mode

Doctor in the House Heal yourself for 200 hit points using health kits.

On A Roll Complete Fast Food without losing a ball

“Chaudown” Unlock and call all strikers.

Gather Chi Get the ability to gather Chi.

Bada Boom Kill 50 aliens with explosive weapons.

Refined Communications Complete the Kundang Camp mission

Challenge Domination Get a Gold medal on all single-player challenges.

Under Metal Cover Complete the Komodo mission

A Dark Doorway Recover the Psi Gate

Trailblazer Braved Disney Gulch

Job Security Complete Sector 003 - Security Crackdown

Medic! Purchase the Health Kit Upgrade.

Meat Over Metal Kill a Sectopod on the same turn you encounter it (in Single Player)

Deadly Combo Kill a stunned alien with a Frag Grenade.

Mech My Day Shoot the pilot out of a Hawk while it's on the ground.

Genius Destroyer Defeat Monsoon without taking any damage on Hard difficulty or above.

Endurance Cemetery: Beat the level (Solo Campaign)

Isaac's Heart Kill Isaac with The Lost

100% Weapons Find 100% of the weapons in the game.

Heartless Make only negative choices

Amorality Neutralize Dahlia Tal

Cosmic Smash Detonate the Hot Rod at the very last second

The Mind Kill Satan with The Lost

Technical Difficulties Complete the Jakarta mission

Fatal Embrace Perform 100 captures.

In Synch Kill two enemies with simultaneous quick draws while in co-op mock surrender

Neutral Outlook Neutralize Norman Soth

Warranty Period Save Francois Coldeboeuf

Go FUBAR Kill all terrorists in the LAX mission

Unbreakable Survive an entire level without needing to be revived on normal difficulty or above

Rifle Find the rifle.

Duty Calls Complete the LAX INTERNATIONAL AIRPORT mission

One kill Kill 25 enemies with a single headshot, whenever fatality is allowed

The Politics of Silencing Foes Defeat Sen. Armstrong without taking any damage on Hard difficulty or above.

100% Notes Find 100% of all notes in the game.

Flight of the Valkyries Win a mission with an all-female squad. Single player only.

Exponential Heat De-activate 5 turrets