Stormtroopen

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

Impartiality Complete any level using at least 6 different members of the Super Time Force

Hella Fun Complete 5 HellaDeck levels

Moving to the 'Burbs Complete the Third Act

Write Off Kill 500 Enemies using an Insured Weapon in MWZ

Zombie Destruction Kill 5,000 zombies

All Together Now Get satellite coverage over every country on one continent.

Chemically Crazy Complete 1985 Chemical Plant on Normal.

Crash Course in Brain Surgery Kill 100 Walkers while Grappling

The First Mission Clear one mission in Mission mode.

Frequent Flyer BASE jump and travel more than 150 m with your parachute

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

Fling Me to the Moon In Der Eisendrache, use every Wundersphere twice.

Run 'N' Gun Make a three-pointer off of a fast-break in a non-simulated game.

Red Shirt Kill the away team Zombie.

Creativity Split Create a new map in MapMaker.

Thrillseeker Unlock Carnival of the Dead

Next Step: Bullet Belt Fire 300 Bullets

Scholar Finish Chapter III.

Isaac's Tears Kill Isaac with Isaac

Get Out of Dodge Complete the Final Marked Destination on the Map

Silence is Golden You completed The Brigmore Witches without alerting anyone

I am THE expert on weapons Obtained all weapons (excluding weapons obtained via password).

Dressed to the Nines Fill up all gem slots in a fully upgraded ship.

dr0n3d Complete the "Arctic Recon" Special Ops mission in under 3:30.

Maturity Through Discipline Clear all of the lessons in the Tutorial.

Brave New X-World Complete 2020 Planet-X on Normal.

Strangelove's Thoughts Read all of Strangelove's memoirs.

Eating Your Cake Too Finish a 10th run

A for effort Attain a Time Trial star rating of 35

Lucky Son Of A... Survive a landing without a plane or a parachute

9600 BC Completed! Complete the Ancient Atlantis time zone

The Hunted Becomes the Hunter Kill 5 Walkers in the Cabot Ridge Creek Bed

A Big Fan of Lefties Acquire all enemy officers' left arms.

Drowned Drowned a Malthusian.

Go for Gold! In Onslaught, acquire seven gold chalices

Year 673 Completed! Complete the Medieval time zone

House of the Undead Complete 1965 Mansion on Normal.

Chasers With Extra Responsibilities Intercept a shot on your goals

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

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

I Want a Nice, Clean Game Play 5 PVP Matches

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

Rocket Science Escape a white dwarf without shooting or ramming it.

Pea Shooter Kill a Rhino with only a pistol in Nightfall in Regular or Hardcore difficulty.

Bug Spray Earn the Distinguished Flying Service Cross

Docking the Night Away Complete 2000 Docks on Normal.

We Have Liftoff Complete 2035 Spaceways on Normal.

Seal the Deal Complete a Triumph Seal.

Son of Liberty Earn 20 individual citations.