WWELEANDRO

Skewer the Winged Beast In Under the Radar, have the SAM target itself and the helicopter

Break the Bank Complete "Golden Handshake."

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

Solino Chainsaw Massacre Eradicate the Infestation at the Compound

Have You Tried Turning it Off and On? Use a Shock Stick to disable an enemy Sentry Gun

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

Marrakesh Escalated Complete Level 5 of an Escalation Contract set in Marrakesh.

Capital Punishment Completed the game on the hard game difficulty setting, any ending.

They Came From the Lake Liquidate the Infestation at the Lake

Android Training Completed training with #18!

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.

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

How You Doin'? Learn the Charisma Skill.

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

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

I've Got This Acquire all upgrades

The Pipeline Complete mission 4: "The Pipeline"

Party Time Get a survivor drunk.

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

Mission Complete Reach Colorado Mastery Level 20.

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

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

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

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)

All Going To Plan! Master Zangief! I fought in 50 network battles! The ring came to life with the clash of burning spirits! (Excludes Battle Lounge)

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

Sayōnara Reach Hokkaido Mastery Level 20.

Give Them Something to Believe Complete New Game Plus

Colorado Escalated Complete Level 5 of an Escalation Contract set in Colorado.

Speed Slayer Kill the Breeder in less than 5 minutes in Nightfall in Regular or Hardcore difficulty.

Good Behavior Completed the game on any difficulty without killing any monsters.

Pest Control Defeat Split Worm in under 2 minutes.

Never Speak of This Again Finish Extermination

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

Bangkok Escalated Complete Level 5 of an Escalation Contract set in Bangkok.

Island and Chill Complete The Last Resort.

In the Belly of the Beast In Zetsubou No Shima, survive getting consumed.

Throttled Survival Kill the Breeder while using a Relic in Nightfall in Regular or Hardcore difficulty.

Useless Trinkets Completed the "Digging up the Past" side quest.

Five victims helped Help or rescue 5 victims

Silent Sniper Complete The Last Yardbird as Silent Assassin.

Iron Mode Complete the game in Iron Mode.

Moocifer Create a Cow Demon

Sleuth Unlock all intel (videos and audio files)

Survived Mayday Kill the Kraken for the first time in Mayday in Regular or Hardcore difficulty.