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Look Both Ways Kill all the KVA in the traffic section without damaging a civilian vehicle in "Traffic."

The Knocker Heard the complete tale of The Knocker.

Slither into Oblivion Remove an invisible enemy from the equation.

I will never let you go Fall into a pit with the chopper.

The Best of the Best Complete the campaign on Hardened or Veteran difficulty.

Maximum Overdrive Kill 50 enemies while using Overdrive.

What Goes Up... Destroy all the choppers with only the UGV's grenade launcher in "Persona Non Grata."

Lucid Restored 20 Projectors.

Video gamer Win all console games

Party Crasher Kill 20 enemies with the Grappling Hook in "Sentinel."

Cosplay Unlock a costume in the Archives

Rail master Clear Crystal Cave level 6 without crashing any obstacles on the color rails.

Friends and Foes Complete Rise and Fall on Hardened, Veteran, or Realistic.

I know kung fu Equip 17 Pressens at least once in your Combos

Delaying the Inevitable Save Richard with a serum.

Hatter's Demise Complete Wonderland Chapter 1

Do or Do Not Complete the First Combo Chicken Challenge

Kill Box Kill 20 enemies with the Chopper Gunner in a single run in "Return to Sender."

Deactivator Disable the bomb

Did It All Complete all side missions.

Starsky and Hutch Earn a big pile of stars. (30%)

Shorty, You So Best Complete thy quest by rescuing yonder queen.

A Stitch in Time Saves 99 Earn 99 Lives.

Tinkerer Craft an item from a blueprint

Strength in Numbers Create or join a clan.

Serve the servant Beat 20 robot enemies

Depression Fourth stage

Streets Sweeper Unlocked after the player discovers all collectibles in Act I.

Hard Hitter Complete the campaign on Hardened difficulty.

Skilled Treasure Collector Find 50 Treasures

99 Percent Perspiration Earn 99 lives.

Debugger Repair the brain

Escaper Escape Machinarium

Rescuer Rescue the girl

Snake in the Grass Take out a Japanese soldier lying in wait in the grass.

Look at those reflexes! Clear a speed level wihout dying or missing any orbs.

Command and Control Discover 20 control points in DC.

Defeated the Preacher Defeated the Preacher.

Fast Break Score at least 2 Dunks in the first minute of a Hoops game

Leave No Gem Unturned Earn 21 Gems.

Challenge Accepted Complete the first rank of all non-level-specific challenges with a single character.

Payback Complete "Mind the Gap", "Goalpost", and "Return to Sender" on Veteran difficulty.

Silverback In Black Hack the Data Vault and brace yourself for Cyber's Avengening in Dead Ops Arcade 2.

One of the Many Defeat the ultimate evil within.

Ruthless Make 50 total Shots on Goal using Merc, Grog, or Ripper

Validation Excellent Work Restorer.

First Step into Darkness Complete the game on Casual difficulty.

Rise to the Top Complete Classic Battle with any character

Flying Ace Shoot down 10 enemies with machine guns in "Throttle."

Expensive Taste Used the Grinder to create a Legendary item.