Nikonomicon

A Flicker Of Hope Spare the Pathfinder's life.

Hoarder Have a total of at least 150,000 points in Echoes Mode's total high score

Mother My Brain Hurts Discovered the strange E99 specimen and what it morphs people into

Teacher's Pet Find 15 Bibles for Hugh Batcheler

Professional Reach Rank 10 (Ranked Match)

Tearing Away the Disguise Destroy all of the humanoid Dwarf Gekkos during story mode.

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

High Score Score 800,000 points in one game -- with Game Settings set to Hardcore.

Bookworm Collect all Collectibles in New Eden

A Lover, Not a Fighter Successfully complete 10 No Kill battles during story mode.

This Is How Hot Dogs Are Made 10 Walkers Killed with Saw Blades in the Logging Camp

Touch Down Land the plane 10 times without crashing (no auto land)

Surprise Attack! Arrive at the objective in File R-07 without being spotted.

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

Let Me Explain After a perfect parry, perform a total of four takedowns

Burgertown Escort Service Rescue 1 survivor in Infection.

Gotta Catch'em All Collect all secrets.

Just Like Old Times Dispatch the professor with a shot to the groin.

Gut It Out! Win a DiRT Tour event without winning a race.

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

The Boon Of The Relics Find all the weapons.
5/7

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

So Euro Enable European competition in the first season of Career

The third faction Rescue all the Buddies from their respective predicaments

Perfect Predator Get a perfect harpoon shot on a Great White Shark

...now watch this Drive Complete all of the Advanced Driving Techniques at the DiRT Academy

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

Act IV Complete Act IV.

Donut Mess with a Cop Unlock Officer Dick.

Spiritually Attuned Make 100 Psychic Links (Share or Steal)

Mercy Kill 5 enemies while they are on fire in Chapter 3: Fire Sale

Going to the Vet Earn the "Veteran" Challenge Collection.
0/10

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

Rookie Finish the game on Easy difficulty.

Unsinkable Survive a rogue wave taken from the side

Alright, Alright Survive until round 10 in Infection.

Cold Case Leave the documents

Survivor Survive until Round 25 in Outbreak.

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

To Jugger or to Jugger-Naut Kill all juggernauts after they land on Veteran difficulty in the "Vertigo" Special Ops mission.

Monkey Obsessed! Collect every Monkey Toy in the game.

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Golden Idol Perform every Single Player Skillshot in the game

They're People, Too! Complete a Marked Destination on the Map without Killing a Walker

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

No Goal for You! Goal Line Clearance

Full-Auto Frenzy! Kill a total of 200 Enemies using Rubi's Sub-Machineguns during acrobatic slow-mo.

Have a Nice Trip! Kill a Walker That Is Falling Due to Dismemberment

Footy Foul Kill 2 enemies with 1 Slide Kick during Slow-Mo

Flying Knives Kill 10 enemies with throwing knives.