Regular_Nintendo

Up, Guards, and at them again! Finish the game with a Boss Stem Cell active.

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

Steam rolled. You beat "The Concierge" without taking a single hit!

Attractive Complete the series of magnet puzzles in Sector 5

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

Follow your mind Complete the game with the path of duty

Sector 5, Completed Complete Sector 5

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

Hoarder Have a total of at least 250,000 points in Echoes Mode's total high score

World Peace... For Now Beat the game on all difficulties.

Cloud Nine Level 25, ride a cloud.

Vaudeville Legend! All Stars collected

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

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

Perfect 10 Pigsy's Perfect 10: Finish the Shooting Gallery under 40 seconds without shooting any pin-ups.

Battle Hardened Beat 5 levels without dying.

New Perspective Level 29, play as a scroll.

A shining inspiration to us all! Achieve the rank of Grand Lord (Rank 25).

Welcome to Hell Kill your first enemy.

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

Four Birds, One Stone Pigsy's Perfect 10: Kill 4 Mechs with 1 Bomb device.

Facebreaker Finish a fight by ground & pound.

Court Wizard 12 Charms unlocked

Supernova Get 3 Stars on 20 different Echoes

Completely Completed Complete all the levels.

Here's Your Order Destroy 4 enemies with a single blast of Sir Galahad's Arc Rifle

Shadow Vigilante Master the Shadow Vigilante Dark Knight track

Play Pong! Play Pong in the game.

The Bigger They Are... Destroy a total of 100 Custom Cyborgs during story mode.

Range of Fire Fire 7 different charged attacks in a single level

Cornelia's Hope Completed the mission "Cornelia's Hope."

What? There's nothing wrong with these... Finish the game with the starter sword, bow or shield.

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

For Debugging Only! Find and complete the secret ending.

In a Top 10, maybe # 9... Beat the Fifth Boss

Snitch Called in for backup

Who's Laughing Now Beat the third boss.

Salute Me Achieve the rank of Lieutenant.

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

Behind The Scenes Find the hidden area in Sector 5

Aftermath-Inverter Complete The Aftermath with 2 inversions.

Sub Zero Complete the "Arctic Recon" Special Ops mission on Veteran difficulty.

Stunning! Pigsy's Perfect 10: Stun 5 enemies using one single EMP device.

Complete My Secret 2 Complete the hidden beta puzzle in Sector 5

The Dance You beat the "Time Keeper" without taking a single hit.

Fantastic Four Obtain a Chicken Dinner in Squads.

Brick by Useless Brick Solve your problems peacefully

Pack Addict! Upgrade 5 weapons at the Pack A Punch Machine. (Map Pack 3 only)

Infinity Defeat Dr. Infinity

Arc of Iron Defeat 3 enemies with one Throwing Anchor.