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MEDIC!! Revive another player in online mode

Preemptive Strike In Classified, kill 50 Nova 6 Crawlers without letting them explode in a single game

Wizard's Diploma Beat the five base Challenges on Normal difficulty.

Job Security Complete Sector 003 - Security Crackdown

More Mixed Accolades Gain 25 different accolades

For The Good Of All In Revelations, the Key must be opened.

Pure class Score by performing an outside of the foot free kick

Zombiepult In Gorod Krovi, launch 10 zombies into the air at the same time.

Ground Control In Moon, prevent each excavator from breaching the base in one game.

Squeaky Clean Shower for the first time

The Goggles Do Nothing Completely smash up the goggles.

Let's Fight Together As One Fight as part of a team in Co-op Mode

Tier 1 Completed the campaign on Tier 1 difficulty

Lifesaver Use first-aid kits to revive teammates 10 times.

Bada Boom Kill 50 aliens with explosive weapons.

Frag Master Kill 5 enemies with a single frag grenade in the campaign.

Enforced Freedom Kill 100 Zombies with explosions from Fire Works

Crawl for Help In Classified, while in last stand use a teleporter and then get revived in a single game

Archmage Kill 10,000 enemies.

Superior Genes Win first place in all versus challenges

Blackout Historian In Blackout, unlock Reznov, Mason, Woods and Menendez

Get out of that one. Put an opponent in a snooker

Bomber Squad Kill 10 enemies with one shot of the Ion Detonator

This Damn Island In The Darkest Shore, explore the entire island.

SO CLOSE Finish a level with less than 0.03 seconds to the next star rating

Little Lost Girl In Origins, release Samantha.

Most Impressive Max out a character's partner rank

Grim Reaper Defeated the Harvester on Hard or Nightmare difficulty ("The Golems of Amgarrak" downloadable content)

Double Whammy Destroy both helicopters with one Valkyrie rocket from the deck of the ship.

Not Today Complete "Crash Site," "WMD," and "Payback" on Veteran difficulty.

Battle Start! Complete the first Battle Zone.

Showing your wares Play a level with any item from the Look & Style menu

Square peg in a round hole Attempt to use an improvised battery in "Copper World"

I Am Number One In The Universe! Clear the Frieza Saga: Frieza Soldier route

That's One Big Dragon!! Summon Shenron for the first time

BLACK OP MASTER Complete the campaign on Hardened or Veteran difficulty.

An ace up your sleeve While spectating a match in Tactical View in Manager Career, jump in and score a goal

A Complete Collection Complete the museum collection.

Survival Of The Fittest Reach Round 30 on a Survival Map

More orbs than your house has room for Collect 2500 orbs in a single game.

"Puny God!" Defeat an enemy

Shop till you drop Purchase an item in the Volta Shop using Volta Coins

Training Journey Fight on all maps.

A Better Tomorrow In Revelations,complete the cycle.

Pent-up-agon In Classified, complete 5 consecutive rounds without leaving the war room elevator in a single game

Professor's Diploma Beat the five base Challenges on Hard difficulty.

Prominent Jedi Three lasers deflected with saber (in Single Player Mode)

Grimm's Dark Trip Back Complete the Grimm story on any difficulty.

Senseless Axe of Violence In Blood of the Dead, kill 5 zombies with the Hell's Redeemer before it starts its return

Sage's Diploma Beat the five base Challenges on Bananas difficulty.