acehardlight

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

No Bear Left Behind Unlocked the Secret Exit in Unbearable.

For the Zombie Apocalypse Buy all of the weapons.

Picking favorites Upgrade 1 Weapon completely

Winning is Winning Win a Season Championship using Dominus in every game

Space Cadet Complete Terawatt Forest.

The Mad Plasmabomber Kill eight enemies with one shot.

Flawless Freeflow Fighter 2.0 Complete one combat challenge without taking damage (any character)

A Loki Entrance Complete 'A Loki Entrance'

Treasure Hunter Complete the mission "X Marks the Spot".

Guardian Ape Defeated the "Guardian Ape"

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

Fine, But You're Cleaning Up After Them Get 10 critters on screen at once.

Chop Chop Kill 3 enemies with the machete in 10 seconds.

Going Places Rode the tram in Burial at Sea - Episode 1.

Guardian of the Underworld Close all Tartaros Rifts.

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

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

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

Isu Bloodline Completely fill the Knowledge Sequence.

To The Heroes Among Us Unlocked when the player finds the hidden Extra Life 2012 Logo.

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

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

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

Darkness Dolls Collect all the items on Farmhouse

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

No Escape Captured Kaffarov

Brainteaser Rescue the fifth hostage from Riddler

Master of the Arts Grasped the inner mysteries of any combat style

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

1 Versus 100 Defeat the Hekatonchires.

It's so realistic! Collected 5 3D glasses

Informant Collect 22 Intel Items.

Doing Camo Right In Campaign, unlock all camos for any weapon.

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

Timely Rescue Rescued the Bot in Tick-Tock Shock.

Silent Night Sneak through the courtyard undetected in Liberation.

Healing Hero Save Karl for the third time without making any mistakes

Ooh-rah! Completed the campaign story

Covenant of the Meek Discover the covenant of the meek

Unlocked Potential Fully upgrade a Cybernetics Core.

Black Forest Babies Collect all the items on Black Forest

Voices Complete "VOICES" mission.

A Stitch in Time Saves 99 Earn 99 Lives.

Leave No Gem Unturned Earn 21 Gems.

99 Percent Perspiration Earn 99 lives.

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

Mistakes and Triumphs Complete Story Mission: The Shatterer of Worlds.

Bad Reputation Completed the Influence operation.

My World is Fire Equip the Flamethrower Boost and win a 4v4 Online match