MARS-ATTACKK

Just Another Day at the Office Complete the campaign for the first time

I Call Shotgun! Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

Tomb Raider Collect all relics, artifacts and weapons

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

Bulldozed In Ground Control, crush 25 enemies while driving the tank

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

Expendable Complete the Georgian Defense Ministry.

Pure Pawn In single player Story mode, sell 10000 credits worth of items or ammunition.

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions

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

Helpful Stranger Revive a player from a different Squad in MWZ

Lord of War On day 1 of the Firestarter job, steal all the weapons from the hangar.

Knowledge is Power Collect all logs through out the game.

Gest - Chapter XIII Finish the levels from Chapter XIII in Warrior difficulty

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.

Wizard's Wireless Listener Collect half of all the Potterwatch passwords.

Target Score Sampler! Beat the target score in any Chapter (Points Count Mode).

No Ground Untouched Player has built 100 houses

Targets Acquired Get past the first gate in Awakening in Regular or Hardcore difficulty.

Discriminating Buyer Use exactly one of each care package in the "Special Delivery" Special Ops mission.

Still Not Buying a Hybrid Consume 250 Fuel

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

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

I Got This In The Darkest Shore, survive the initial beach rush without using any machine gun turrets.

Hot Pants Complete I Now Know Why You Cry

Big Game Trapper Use a hypno trap to turn a Rhino friendly in Mayday in Regular or Hardcore difficulty.

Postmaster Complete any outpost by activating all of the generators in Regular or Hardcore difficulty.

Lights Out Complete the "Light 'Em Up" Special Ops mission on Veteran difficulty.

Master of the reliquary Gather all the fingers of Frankenstein

Dinner Date Pigsy's Perfect 10: Collect all hidden food and pin-up girls.

Ladies Night Beat an Echo Six Expansion Pack mission with the 3 female characters in your party.

Groundhog day lover! Die and retry more than 100 times.
"You did it on purpose?"

Area of Expertise Complete any gear challenge category.

Brand Equity Complete any manufacturer challenge category.

Walking the Mean Streets Navigated both halves of Mean Street

Deliver This Complete the "Special Delivery" Special Ops mission on Veteran difficulty.

Oh Yeah!!! Complete Nothing is as it Seems

Friendly Rivals Compare your ranking on any Challenge with a Friend on your Friends list.

You Can Pet The Dog Pet a Hellhound in MWZ

Coming In Hot On day 1 of the Watchdogs job, don't let the cops shoot and destroy the escape vehicle.

Skirmish - Chapter XIV Finish the levels from Chapter XIV in Squire difficulty

Forest Sovereign Defeated Lily & Lyleen

Flyswatter Destroy all helicopters in the "Vertigo" Special Ops mission.

Egg-stra Devastation! Complete the Egg-Stra XP challenge and then destroy a hive in the Devastation DLC package.

Skeet Shooter Shoot 25 Trip Mines out of the air.

Tycoon Complete the GFO Oil Rig mission.

High Wire Act Kill 10 enemies while using a zipline

Pinnacle Complete the "Vertigo" Special Ops mission on Veteran difficulty.

Daily Prophet Reader Collect half of all the copies of the Daily Prophet.