OASE

Assault With Battery In Zetsubou No Shima, electrocute a zombie with a shield.

Indirect Fire Kill 100 zombies with traps in Infection.

Wages of Conflict Aquire all conflict diamonds in the game available through payment or exploration

Trials - Chapter XIV Complete all the trials for Chapter XIV

Cryogenic Slumber Party In Moon, complete Richtofen's Grand Scheme.

Cardbored Collect all 9 trading cards on Peroxis and Muxxalon.
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Capital Punishment Complete all Crime and Punishment Challenges.

Homecoming Return to America

Arbitrarily Exterminated Kill 2179 Xenomorphs

Little Brother's Helper As Pointman, kill 100 enemies suspended by Fettel

Porch Pirate Find every scattered Muxxalon package.
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Mesmerised Defeat the evil Lord Mesmer.

I F.E.A.R. Nothing! Finish a wave of Contractions on INSANE without anyone going into Last Stand

Vaporeyezed In Gorod Krovi, use the Gigant Beam to kill 20 Zombies in one activation.

Trial of the Tower Rub Some Dirt on It on: slay the Hivernal high dragon.

Unstoppable Completed Shore Leave on Hardcore difficulty

Make It Snappy Kill 50 enemies with melee executions

...And Justice For All You verified all high value targets

Jacksonville, here we come! Finish a match with Ash (Ash vs Evil Dead), Kelly and Pablo on your team

Why don't you just start living in one? Used all toilets

Extermination Addict Play 100 public matches of Extermination

The Deadite Slayer Kill 500 Evil basic units

Begin the Ceremony Earned your first Award.

I Love the Corps! Earn Rank 60 as a Marine

Ain't Got Time to Bleed Heal or regenerate 30 blocks of health in Survivor

My Kung Fu Is Strong Gain Mastery of 1 Fighter

Supernaut 3 Super Tyrants Slain

Dungeon Master Unlock all Crucible content

Be Quick or Be Dead You sniped 50 enemy vehicle drivers

CvS Master Win 25 public matches of Creatures Vs. Soldiers

Trial of the Hermit Slay 10 great bears promoted by Grizzly End.

You've got the Touch! Attain Rank 21

Tower Sweeper Completed every side quest in the Vimmark Mountains prison tower. ("Legacy" downloadable content)

Full Ultimate Power! Gathered all super attacks!

The Geologist Crystallize and kill 3 enemies at once.

Daddy's Angry Defy the supreme being in Episode 19.

I'm not a Doctor, I'm a Medic! Perform 50 revives in any game mode

Bone-Head Earn a Silver Medal in every Challenge (Boneyard Challenges).

Hawkeye Complete The Pen and the Sword as Silent Assassin.

Ticket Punched Destroy the cannons of Kodiak Island

Avid Collector Collected half of all collectible items.

Full Super Power! Gathered all ultimate attacks!

All is lost Watch the "Beast's Future" epilogue.

Collector Unlock all talismans and timelines.

Librarian of Macragge Collect all Servo Skulls.

Crossbow Blitz! Kill a total of 200 Enemies using Rubi's Dart Bows during acrobatic slow-mo.

Rekann Unlock and watch the final epilogue.

Iron Breakers Complete the full Operation Iron Horse raid in a group of eight players.

Beat The Team II: The Revenge Beat 1 minute 18 seconds on Power Plant in Detonator.

Where in the World? Find half of the collectables in Los Angeles.