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Yeeee HAW! Complete the Adventure Mode on the Hard difficulty.

On the Clock Completed the training in Through the Eyes of Evil in under 18 seconds

Z-Genocider 2: Genocide Harder Kill 53,596 zombies

Cracker Complete "Cracker" challenge

Magnus of the Order Elite Get all other trophies

Into the Caves of Insanity Find and read all journal fragments in the Main Campaign.

Medal of valor Gold rating on every level

Now You Must Tell the Tale Viewed all Legends

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

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

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

Burn 'Em Out Kill 1000 enemies with fire.
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Extinguisher In the Sewer map, kill 5 enemies in 1 wave by setting them on fire then extinguishing them

The Chest Beat the Chest

Say Cheese! Use photo mode in a race or studio

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

Whatever It Takes Complete Chapter 5

Complete Episode 2 Complete all the chapters in Episode 2.

Death Adder Take out opponents with items one hundred times online.

Critical Literature Collect all physical Codex pages in a single save slot (Ancient Gods 2)

Horsepower Completionist Gain all stars in 'Horsepower'.

Discoverer Discover at least one secret area.

Why Stop With Just One? Complete a single Tale in ‘Ancient Tales’ Mode

The Pinball Effect Complete "The Pinball Effect" challenge

NDA Protocol Destroyed the Synthesizer.

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

Elements Completionist Gain all stars in 'Elements'.

Flawless lap Complete a lap of a Race event in World Tour without dismounting.

Bookworm Bookworm - Found all journals

Top Dog (Online) Got highest score on the score screen at the end of the game.

Hoarder Have a total of at least 250,000 points in Echoes Mode's total high score

I've not seen such bravery! Complete all Trophies in Gauntlet™

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

Completionist Dominate 100% of Career by beating all the track records.

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

Bug Spray Earn the Distinguished Flying Service Cross

Business of Makin' Sausage Complete Chapter 6

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)

You have your moments Get 5000 Objective Score while playing as any Hero (Multiplayer)

RPM Completionist Gain all stars in 'RPM'.

9600 BC Completed! Complete the Ancient Atlantis time zone

Year 673 Completed! Complete the Medieval time zone

Taking All The Credit Get 140,000 points in the credits minigame.

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

Back to the roots You have decided to abandon the old continent to its sad fate

Arachnophobe As Caddoc, conquer your fear as well as the spider god in Chapter 2

Heavy Medals Earn All Medals

Utility Man Complete all Missions intercepted from cellular tower signals

Greenlight Protocol Powered the reactor.