Thereoon

MW2 - Crocodile

Kill 3 enemies while underwater in 'Wetwork'

MW2 - Daredevil

While affected by one flashbang kill two enemies in the Campaign or Co-op.

MW2 - Practice makes Perfect

Shoot all the targets in the training area in 'Ghost Team'.

MW2 - A Crappy Way to Die

Kill the enemy in the porta-potty.

MW2 - Nessy

Reach the barge without being seen in 'Wetwork'.

MW2 - No time to lose

Complete the CCTV sequence in 4 minutes.

MW2 - Backpack Guy

Kill gassed or blinded enemies using a molotov, semtex and frag in 'Prison Break'.

MW2 - Cutting heads off Snakes

Finish all Campaign missions on Veteran or Realism difficulty.

MW2 - Time for Pints

Finish the Campaign on any difficulty.

MW2 - Nobody was There

Never trigger the alarm in 'Recon by Fire'.

MW2 - Night Fight

Earn three Stars in 'Low Profile'.

MW2 - Must be Wind

Rescue the hostages in 'Countdown' without the enemies firing their weapons.

MW2 - Hellride

Earn three Stars in 'Denied Area'.

MW2 - Kings of the Mountain

Earn three Stars in 'Defender: Mt. Zaya'.

MW2 - Going Dark

Complete 'Low Profile' without triggering any Alarms.

MW2 - Only the Beginning

Earn at least one Star in Co-op.

MW2 - Full SSE

Find 20 intel fragments in Co-op.

MW3 - The First Step

Reach Level 55

MW3 - And So It Begins

Successfully Exfil in MWZ

MW3 - Write Off

Kill 500 Enemies using an Insured Weapon in MWZ

MW3 - Perkaholic

Have 9 perks active at the same time in MWZ

MW3 - Gravestone

Kill 100 Zombies with a vehicle in a single deployment in MWZ

MW2 - Gunless

Finish 'Alone' without firing a gun.

MW3 - Back From The Dead

Reclaim your gear from a Tombstone in MWZ

MW3 - Helpful Stranger

Revive a player from a different Squad in MWZ

Secret Achievement

MW3 - Hired Gun

Complete 20 Contracts in MWZ

MW3 - Seeing Red

Complete 5 Contracts in the High Threat Zone in a single deployment in MWZ

MW3 - The End?

Complete Act III in MWZ

MW3 - Slaughterhouse

Kill 50,000 total Enemies in MWZ

MW3 - Conqueror

Defeat a Warlord in MWZ

MW3 - One Against All

Kill Orcus while in a 6 person squad in MWZ

MW3 - No Such Thing as Too Many

Find and use all Armaments in Open Combat Missions

MW2 - Test Drive

Drive 5 types of vehicles in 'Violence and Timing'.

MW3 - Dialed In

Customize your loadout in every Open Combat Mission

MW3 - Gearhead

Collect all Weapons and Field Upgrades from Supply Boxes in Open Combat Missions

MW3 - Sample Platter

Use 5 different Armaments in Open Combat Missions

MW3 - I Call Shotgun!

Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

MW3 - Tag, You're it!

Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

MW3 - Bulletproof

Find all Plate Carrier Upgrades in Open Combat Missions

MW3 - Have You Tried Turning it Off and On?

Use a Shock Stick to disable an enemy Sentry Gun

MW3 - That's One Way to Do It...

Destroy an airborne enemy helicopter with a Mortar Strike

MW3 - Hey, Catch!

Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

MW3 - Frequent Flyer

BASE jump and travel more than 150 m with your parachute

MW2 - Ghost-in-Training

Reach the penthouse in 'El Sin Nombre' without killing anyone.

MW3 - High Wire Act

Kill 10 enemies while using a zipline

MW3 - Never Bury Your Enemies Alive

Complete the campaign

MW3 - 141 Ready

Complete the campaign on Veteran

MW3 - Death Row

Kill 12 enemies while descending in the panopticon in 'Operation 627'

MW3 - Floater

Parachute off a Gantry Crane onto the roof of the Harbormaster's Building in 'Precious Cargo'

MW3 - Helo Hat Trick

Destroy each objective helicopter in 'Reactor' with a different Armament

MW3 - 2-fer

Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

MW3 - Back in the Field

Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

MW3 - Shot Blocked

Shoot the gun out of the air in 'Flashpoint' before a terrorist catches it

MW3 - Think She'll Notice?

Destroy all of the cars in the mansion garage in 'Oligarch'

MW2 - Floor is Lava

In 'Dark Water' advance 90 meters of ship deck without touching the deck.

MW3 - Elevator Out of Order

Reach the roof in 'Highrise' under 45 seconds

MW3 - Snow Angel

Execute the forest sniper in 'Frozen Tundra' with a takedown

MW3 - Hitchhiker

Defuse the bomb on the truck in 'Gora Dam' while it is in motion

MW3 - Your Tax Dollars at Work

Use a missile to take out a single enemy in 'Danger Close'

MW2 - Keeping this One

Reach Price using the first vehicle you hijack.

MW2 - Gentleman Thief

Open three Safes in the Campaign.

MW2 - Wall of Duty

Kill 3 Enemies with the Riot Shield in the Campaign or Co-op.