RobStealth

Fertilizer Man Kill 200 zombies in a single game. (Map Pack 2 only)

Specter Officer Reach max level with one class in the Cooperative campaign.

Beam Me Up Teleport over 100 meters from a single throw of an Ender Pearl.

Fully Kitted 2.0 Unlock all Upgrades in the Bloodline expansion

Party-pooper Sabotage the wedding.

One Night in Bangkok Reach Bangkok Mastery Level 20.

Skilled Adversary In IX have a Challenge banner with all 9 medallions

Wrapped Up Complete "Thermal"

Say Cheese! Use photo mode in a race or studio

An Ounce of Prevention Obtained all equipment.

Swimming with the Fishes In Voyage of Despair, kill 50 zombies that are underwater in a single game

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

Collector Acquire all items available in normal time attack

Complete Episode 2 Complete all the chapters in Episode 2.

Baranor the Conqueror Complete the Desolation of Mordor with a Gold Rating.

Ultra, Man! If yer gonna fight, give it your all, pal. Performing 100 Ultra Combos oughta do it, eh?

Dirty Work Unlock the level 4 engineering RIG.

Full House Fully upgrade your Gear

A Series of Unfortunate Events Eliminate Mendola with the crystal ball, Kong in an electrocution, and both by poisoning the pipe.

Long Board Ride the Hoverboard for a total of 10,000 meters (electro-mag cables don't count!)

Knight Score 1 million points in 1 run

Took this thing on a test flight Complete Arcade mode with a custom made ship, at Veteran difficulty level

Mission Complete Reach Colorado Mastery Level 20.

World Peace... For Now Beat the game on all difficulties.

Bug Spray Earn the Distinguished Flying Service Cross

Always Remember Your First Finish playing a Versus match (social or competitive)

Did anyone survive? Complete Ignition Mode.

Perfect 10 Pigsy's Perfect 10: Finish the Shooting Gallery under 40 seconds without shooting any pin-ups.

Big Brawler Get 10 consecutive zombie melee kills before Insta-Kill expires. (Map Pack 2 only)

Death of Comedy Use every type of novelty weapon on a zombie

Seek & Destroy Get 2 Kills with a single remote controlled Throwing Knife from at least 50 meters away in Campaign

Relieved of Command Kill the general commanding the Moscow defenses

Utility Man Complete all Missions intercepted from cellular tower signals

Factory Zero You survived Hei Zhen Zhu and RBS using no Praxis kits, weapons, grenades or mines. Whoa.

Heavy Medals Earn All Medals

Tick Tock Climb the Clock Tower in 40 seconds in "Dark"

Four Birds, One Stone Pigsy's Perfect 10: Kill 4 Mechs with 1 Bomb device.

Platinum Trophy Collect all the game's Trophies

Go for Gold! In Onslaught, acquire seven gold chalices

Packrat Collect 50% of Data Drive files in the Bloodline expansion

I’ve seen some things… In Kino Der Toten, visit every location the teleporter can take you to.

Great Success Gain S+ on all U.S.S. missions on Veteran or Professional difficulty

Dark Tourist Reach Santa Fortuna Mastery Level 20.

Pursuit of Knowledge Filled 80% of the Datalog.

Fill your dark soul with light Free all of the Lost Souls in Dante's story

Totally Bombed! Win a Local match against 3+ CPU players after being in a Super Revenge Cart.

Legendary Detective Beat the main story on the highest difficulty.

TownGo Whale Completed all of TownGo's Shop Missions.

Pillar of the Community Reach Whittleton Creek Mastery Level 20.

One Night in Bangkok Reach Bangkok Mastery Level 20.