REEF1017

Denied Defeat a boss before it can escape.

I Read You Like A Book Unlock all the entries for every enemy file in the status menu

EMPressive... Complete the "Kill Switch" Special Ops mission on Veteran difficulty.

Sweep! Sweep a frame by scoring a point on every ball you throw in one round of Bocce.

Pummel Amiba Defeat Amiba with a Finisher move in Ch. 3 of Rei's Legend Mode.

Build a New Friend! Pigsy's Perfect 10： Find all the parts to build Perfect 10.

Moving Ahead Win 6 Bonus Rounds.

Cheapskate Acquire the exo suit without spending any money in Outbreak.

Power Extreme Unlock all abilities

Apex Complete the "Vertigo" Special Ops mission on any difficulty.

Bug Hunt Finish at least one wave on each map in Infestation.

A Precursor In the Poker Room of Prison, kill all 3 enemies with headshots before slo-mo ends

Improper Behavior Spraypaint all Zombrex posters

Rock, Paper, Scissors Beat your partner at rock, paper, scissors 3 times in a row

Ruler of Everything Complete all activities.
7/53

Murder Machine Defeat 10,000 Enemies
0/10000

Hero of Horagalles Arcade - Complete planet Horagalles

Not on My Watch Rescue all the hostages in the Special Ops mission "Negotiator."

Best Best Friend Pigsy's Perfect 10: Ally a single Mech 2 times.

Thermal Energy Reactor Accumulate a combined total of more than 99999 units of thermal energy.

Rush Hour Get a Double Kill with the RC-XD in Multiplayer

Stomp Uighur Defeat Uighur with a Finisher move in Ch. 4 of Rei's Legend Mode.

Fustigate Raoh Defeat Raoh with a Finisher move in Ch. 5 of Rei's Legend Mode.

It didn't SEE that coming! Defeat an Illuminate Great Eye.

Complete Legend Mode - Toki Complete Legend Mode as Toki.

Vanquish Raoh Defeat Raoh with a Finisher move in the Final Chapter of Toki's Legend Mode.

Scenic Route Arcade - Complete a planet without using boost

Floater Parachute off a Gantry Crane onto the roof of the Harbormaster's Building in 'Precious Cargo'

Betrayal Kill an enemy from behind at close range while disguised by the Sleeper Agent

Gone Dark Complete all Covert contracts

Clean House Complete all Demolition contracts

Number 2 Is The New Number 1 Niiihehe! 2, 20, 200! Such a glorious sound, I could say it twice more! 200! Raise you player level to 200! I already have, niiihehe!

Ostiophobia Defeat the son.

Has science gone too far? Get a kill using the HT-95 Levkov, XD-1 Accipiter, Rorsch Mk-1, and Schipunov 42

Feline Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Catwoman)

Complete Legend Mode - Rei Complete Legend Mode as Rei.

Disgrace Juda Defeat Juda with a Finisher move in the Final Chapter of Rei's Legend Mode.

Left No Stone Unturned Complete all Secret Missions with any Character

Skirmish - Chapter XIII Finish the levels from Chapter XIII in Squire difficulty

Perfect Execution Complete all Precision contracts

To Know Your Enemy... Get 100 Kills while using Mutant Injections in Zombies

Washington Raiders Complete the full Operation Dark Hours raid in a group of eight players.

Spliced Complete the "Wrath of the Machine" raid.

What can possibly go wrong? Pigsy's Perfect 10： Complete all chapters.

First Blood Finish a round of Last Stand

Dedicated To The Cause Complete all Covert, Demolition and Precision contracts

From the Depths of R'lyeh Defeat the Sea Monster

Complete Legend Mode - Mamiya Complete Legend Mode as Mamiya.

Frequent Flyer In an event, wreck 3 rivals by crash landing a plane.

Not a Scratch Finish with your tank at full health in the "Iron Clad" Special Ops mission.