CallMeTheWig

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

Stowaway In Voyage of Despair, spend 5 consecutive rounds in the Cargo Hold

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

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

West Side for Life In Blood of the Dead, reach Round 20 without leaving the West Side of the island

Fully Loaded Maximize all upgrades.

Undiscovered Truths Find all the intel hidden in Nightfall.

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

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

Biomech Sweeper Complete "Biomech Sweeper" challenge

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

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

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

The First Harmonic Score your first harmonic in Needle Hills.

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

A Time of Wood and Stone Gathered the lost lore of Cadash Thaig ("Witch Hunt" downloadable content)

Gotta Catch'em All Collect all secrets.

EXTRA: Green Eyes Vizard Find and buy the Green Eyes Vizard in The Lycaeum.

Wishing for the Best Complete the "Last Wish" Raid.

Thanatophobia WITHOUT using the Architect, complete the game dying 15 times or less

I came in like a Resogun Accumulate a total Wrecking combo of 1,000 in Demolition mode

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

Burgertown Escort Service Rescue 1 survivor in Infection.

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

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

The third faction Rescue all the Buddies from their respective predicaments

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

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

Come On And ... Slam 10 zombies at once in Outbreak.

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

Ryder owns Goliath Complete the Plains of Goliath.

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

Donut Mess with a Cop Unlock Officer Dick.

A Little Pack Here, a Little Punch There In Voyage of Despair, use the Pack-a-Punch at every possible location in a single game

Untouchable Complete SAM'S STORY on Normal or higher difficulty without dying in Batwing encounters.

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

Avenged Confronted the culprit behind the Vael family's murder. ("The Exiled Prince" downloadable content)

Memento Gave Sebastian a family heirloom. ("The Exiled Prince" downloadable content)

Feel the Beat, Y'all! Complete "Feel the Beat, Y'all!" challenge

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

EXTRA: Survarocchi Find and buy the Survarocchi in The Lycaeum.

Closing the Experiment Log Earn ALL of the platinum Flashback Relics

Going to the Vet Earn the "Veteran" Challenge Collection.
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Don't make me pull the trigger! Survive for 5 minutes in Demolition mode

Supernova Get 3 stars on each of the first 14 Echoes

High Score In Zombie Rush, obtain a Personal Score of 250,000

Extreme Manhunt Complete a Seasonal Manhunt mission on Challenge difficulty or above.

Street Fighter Complete all Dragon's Teeth Assignments

The River Complete "The River" challenge

Can you dig it? Complete "Can you dig it?" challenge