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Into the Unknown Leave 4546B.

Blood Bank Kill 10,000 enemies

It's just a scratch Complete THE TWO COLONELS Chapter without using any Medkits on Normal or higher difficulty.

The Power of Rico Compels You Exorcise the Infestation at the Church

One-Make Wonder Win Come from behind to win right at the finish line of a one-make race.

Let's Play Complete the first Horde Mode Mission

Platinum Trophy Collect all other trophies

Solino Chainsaw Massacre Eradicate the Infestation at the Compound

All Star Get 100 Stars in S.T.A.R. Lab Mode

You Can't Break Me Down Win a Game using every Defensive Style

Around and Around We Go Perform every level interaction once

Deer in the Headlights Stab five stunned enemies in a row in the "Light 'Em Up" Special Ops mission.

The King's Crown Get a Gold Crown in every stage.
4/100

Great Owl Find all the Night Hunters' secret stashes in the SAM'S STORY chapter.

They Came From the Lake Liquidate the Infestation at the Lake

What a Shot! During open play, score a long-distance goal with a defender (25 yards out)

0.01 Seconds! Win a race by a margin of 0.01 seconds or less.

Perkaholics Anonymous! Survive until round 20 without buying a single Perk. (Map Pack 3 only)

Starry-eyed Earn every star in Team Adventure Mode Chapter 2.

Lamborghini Icons Completionist Gain all the stars in 'Lamborghini Icons'.

40 Knives! Kill 40 zombies with the bowie knife. (Map Pack 3 only)

Demons on a Plane Obliterate the Infestation at the Crash

The Flying Dead Abolish the Infestation on the Mountain

Have you tried turning it off and on again? Complete Terminal Error on any difficulty.

Desert Egg-splorer Find 4 eggs in the Desert

Rookie of the Year Earn a B Rank in the Trial of Initiation

Hitchhiker Defuse the bomb on the truck in 'Gora Dam' while it is in motion

I Meant To Do That Kill yourself 100 times.

Burgle Burgle Burgle Steal 10 kills from a teammate in Outbreak.

Happy Trails Complete By the Trail of Our Dead

Snow Angel Execute the forest sniper in 'Frozen Tundra' with a takedown

Boss Mansion Area Maze Clear all Boss Mansion Area Maze Stages.
0/100

Helo Hat Trick Destroy each objective helicopter in 'Reactor' with a different Armament

Unite In Speed Completionist Gain all stars in 'Unite In Speed'.

The New Time-Master Beat all of Nefarious Tropy's times in Time Trial Mode.

Is everyone here? Unlock all characters from the original roster.

Campaign Kitty Obtain all 108 medals on the original Arkham City campaigns (as Catwoman)

The Pipeline Complete mission 4: "The Pipeline"

Tomb Raider Collect all relics, artifacts and weapons

Requiem of the Forgotten Kingdom Complete the Forgotten Kingdom Story

Tournament Time Create and win a Custom Tournament with more than 16 teams

Retribution Dealt with the mercenaries that killed the Vael family. ("The Exiled Prince" downloadable content)

Finish Him! Eliminate SCORPION.

Soul Survivor Reach round 15 in Nazi Zombies without getting revived. (Map Pack 2 only)

Frequent Flyer! Use the teleporter 8 times. (Map Pack 3 only)

Safari Tour Play at least one full round in every Official Map (Ranked Match)

David vs Goliath In Checkmate, destroy the APC using an RC-XD

Rapid Reflexes Get 5 Headshot Kills during a single use of the Adrenaline Stim in Campaign

Never Speak of This Again Finish Extermination

Kali Ma Complete Abaddon Asylum on any difficulty.