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Knockout Artist Kill three enemies with one attack using the Blitzer.

The One Defeat all of the Fallen.

Life Support Revive a teammate with one second left on their timer. (2P +)

Right Back At Ya Kill or incapacitate an enemy who threw a grenade at you.

Shocking Get 30 kills with Hellbreath.

Shopaholic Buy all the items put on the block at the Borsodis' Auction House.

This Is My Boomstick Kill 30 enemies with the XM25 in "Black Tuesday."

Invisible man Complete FRONTLINE level without killing anyone.

On top of the World Complete Mission 4 (Any Difficulty Level)

Nowhere Left to Run Complete Nowhere Left to Run in Campaign on any difficulty.

Loud Enough For You? Kill 10 enemies or drones while affected by a sonic blast.

Survivor 2033 Complete the game in Survival Mode.

Informant Collect 22 Intel Items.

Danger Close Take down a chopper with an AC-130 smoke grenade in "Bag and Drag."

Birdie Kill 2 enemy helicopters without getting hit in a Special Ops Survival game.

The Flora Flop Unlocked the Secret Exit in Diggin' It.

Blood for Blood Complete Vengeance on Hardened, Veteran, or Realistic.

Gathering Full Strength Collect all the Keeper's Insights in Episode 3.

Guardian of the Underworld Close all Tartaros Rifts.

Friend in Need Request Zussman to toss you First Aid Kits 30 times.

Isu Bloodline Completely fill the Knowledge Sequence.

Verified Vex Vanquisher! Defeated Vex, destroyed the Topsy Turver and saved Craftworld!

Dogface Reach character rank 5

Man Overboard! Melee an enemy so they fly off the side of the ship in "Armada."

Tickets please Shoot the grapple guys off the side of the train.

Shut down Steal the sixth missing piece back

History In The Making Collect over half of the Intel.

Crafty Collector Collect 20 blueprints.

Ranger Find all Ranger stashes in Dead City.

1 Versus 100 Defeat the Hekatonchires.

Fanboi Put Ken's or Morohoshi's car in your garage

Vex Vanquisher! Triumphed over the vile Vex at the very center of Craftworld.

Merciful Complete the level BLACK STATION without killing or knocking out any enemies.

99 Percent Perspiration Earn 99 lives.

What's Next? Komplete Story Mode

Home Sweet Home Occupy The Relay Station (Valley Of The Yetis).

Flawless Victory Qualify from a round without falling over even once

Ménage à Trois Destroy 3 tanks with a single 105mm shot in "Iron Lady."

Leave No Gem Unturned Earn 21 Gems.

Voices Complete "VOICES" mission.

The Bolt Banker Have 100,000 bolts banked.

Unlocked Potential Fully upgrade a Cybernetics Core.

Winter Wonderland Escape the Polar Sea.

Reinforcement Develop 100 or more development items.

Face First Qualify from a racing round despite falling over more than 10 times

Hephaistos's Apprentice Forge the 3 Legendary Weapons.

City Dweller Made it to the city in Regular or Hardcore difficulty.

On Some Planets They're a Delicacy Shoot all of the slorgs back into the waters of Octonok Cay.

Freeflow Gold Achieve 24 medals on combat challenges

Well Begun Is Half Done Complete 10 levels in Score Attack with a gold score