StormZeroOne

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

Hell Razor Kill a Burnout using the helicopter that arrives in Crash Site

Factory Zero You survived Hei Zhen Zhu and RBS using no Praxis kits, weapons, grenades or mines. Whoa.

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

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

Guilty as Charged Complete a Murder Circus Finale with Chief Justice.

Homebrewer Create three unique alchemical solutions in a single playthrough - bottoms up!

Greenlight Protocol Powered the reactor.

Spectrum Needler Buddy Acquired Spectrum Gatling, The Needler, and Udder Buddy.

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

Most Dangerous Game Complete a Murder Circus Finale with Artemis.

Gimme Five Attain Level 5 with all Murder Circus contestants.

Supernova Get 3 Stars on 20 different Echoes

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

Sports Fan Complete "City" level

Viva La Reina Complete a Murder Circus Finale with Consuela.

Jack of All Trades, Master of...All Trades Changed your vocation to warfarer.

Thought I’d Lost You Restored the dead to life at a morgue or charnel house.

Fast Track On Mean Street, kill all the snipers on the rooftop before the DNA bomb explodes

Wax On, Wax Off Parry all of The Boss's CQC attacks

Living the Dream Complete a Murder Circus Finale with Daniel Li.

Requiem of the Forgotten Kingdom Complete the Forgotten Kingdom Story

Nightreign Obtained all trophies

Lucky Stiff Found Lucky Montoya's body.

Pursuit of Knowledge Filled 80% of the Datalog.

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

Death of Comedy Use every type of novelty weapon on a zombie

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

Headshot Bonanza Complete "Headshot Bonanza" challenge

Hey, Catch! Throw and hit an enemy directly with a Flammable Cannister then blow them up with it

PEACE WALKER Clear the game without killing anyone

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

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

Shot Blocked Shoot the gun out of the air in 'Flashpoint' before a terrorist catches it

Before Dawn Breaks Defeated the headless horseman.

Toasty Light the marshmallows over the bonfire

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

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

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

Mutt And Jeff Asked a companion to be the Bad Inspector.

Rare and Exceptional Purchase Armor, a Charm, or Vanity Gear from Masujiro the Melodious in New Game+.

Friendly Fire Call in fire support

Hook, Line and Jumper Enter the compound in "Thermal" without passing through the main gate

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

I Call Shotgun! Drive a vehicle with a Sentry Gun on the back and have it kill 5 enemies

Dragon Forged Strengthened a weapon in wyrmfire.

Around and Around We Go Perform every level interaction once

Helpful Stranger Revive a player from a different Squad in MWZ

Bulldozed In Ground Control, crush 25 enemies while driving the tank

Tag, You're it! Use the Spotter Scope to tag 60 enemies or items in Open Combat Missions