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Superstars Superstar - Unlock 'Superstars'

The Hurt Mine Locker Kill 10 monsters with one mine

Master Conductor - Electrocute 3 Helghast Electrocute 3 Helghast with a single burst from the VC5 Electricity Gun

Knife Beats Chainsaw His engine roars, but my knife is strong enough to take him out. (Ch.3)

The Bull You defeated Lawrence Barrett, elite member of a secret mercenary hit squad.

Flying Dragon's Trophy Slayer of Demon “Blue Flying Dragon”

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

At the Summit of Apocrypha Complete "At the Summit of Apocrypha"

Architect Build three wings on a house

Child of the Shadows Finish a single chapter without alerting anyone

All in the Family Collected all of the Mysterious Objects.

Never Saw It Coming While invisible, used Peeping Tom to knock out 15 enemies with a melee attack.

Tell Me a Story Completed 10 substories.

Kitchen Sink Use a Billboard and a Jack Spot to successfully evade a pursuit (Single Player)

Flip Flop "Flip" a map twice.

Motherly Ties Put a grieving mother's doubts to rest.

Handyman Crafted every type of item at least once.

No refuge Complete Mission 4

Chapter VI Leave the Refectory with the Butcher's key

Liberty City Minute You finished the story in less than 30 hours.

Mystery solved Find all the secret files

Practice makes perfect Headshot each of the targets in the gun range in Kaffarov

Only a Real Master Beat an opponent while they still have 90% health and you have 10% or less health remaining

Hoon-a-tic Rack up 1 million drift points in total.

Hunter-Seeker Find and kill all the most dangerous monstrosities located in dead zones

Inertial Distance In Campaign, wall run over 250 meters.

Taking the Sting Out Defeat Stinger.

A Short Introduction Begin a new hunt with Torvin.

Dream Team Complete all the main quests cooperatively with any number of partners

Diligent Reader Collected all files.

Chain Reaction Damaged fifteen foes with an exploding enemy, using the Radar Range in Burial at Sea - Episode 1.

Two-Faced Uncover Lyegrove's secret

Definitely no "90-day wonder" Attain a rank of Sergeant (level 11)

Exo Survival Veteran Play 50 Exo Survival Matches.

DLC: Mars: Slimy Death Hit 10 Arachnids with Crabmones.

It's an Order Mark 100 opponents which were then killed by your co-op partners

I Don't Have Time for This! It won't stay dead! Better only fight when I have to. (Ch. 7)

Get Your Right Foot Wet Complete a match in Competitive Co-Op mode. (Online co-op only)

Practice Makes Perfect! Earn 26 Relics (gold or better).

Full Battle Rattle Singleplayer: Complete Belly of the Beast

Sins of the Father Completed chapter 6.

Up Close & Personal Perform 500 Melee Kills

The N. Trepid Crash Bandicoot! Collect all the Crash Bandicoot Trophies.

Solstheim Explorer Discover 30 locations on the island of Solstheim

Courier Service You completed all 10 package delivery jobs.

Guardian Angel In the final battle for Okinawa, save Sergeant Roebuck.

One Last Wish Fulfill Bopo's wish for snow

Be gentle with her Elika saves you fewer than 100 times in the whole game.

Juggernaut Kill 100 enemies using charge attacks

Chapter 6 Complete Complete Chapter 6 in story mode