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Monster Master Maximize the research level for almost all large monsters.

I Know a Shortcut In Voyage of Despair, take every fast travel path in a single game

Come On And ... Slam 10 zombies at once in Outbreak.

Hot Pants Complete I Now Know Why You Cry

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

Acidic Alchemy In IX, Get a kill with the Acid Trap in each of its craftable locations

Frozen Fists Complete Frosted Fjord without having a melee or ranged weapon equipped at any time.

I Challenge You to a Duel Complete a Medieval level using only Lou Don Jim

Ladies Night Beat an Echo Six Expansion Pack mission with the 3 female characters in your party.

2-fer Using the EBR-14, kill 2 enemies with 1 bullet 5 times in 'Payload' without sounding the alarm

Honorary Member Reach Isle of Sgàil Mastery Level 20.

Save the Poet Complete The Pen and the Sword in Single Player.

Elevator Out of Order Reach the roof in 'Highrise' under 45 seconds

The Boss Beats A Boss Defeat a boss using only President of Sony Computer Entertainment Worldwide Studios Shuhei Yoshida

Thanatophobia WITHOUT using the Architect, complete the game dying 15 times or less

Appease the Volcano Gods An NPC is destined to die in a trial by fire.

Bird Brained Brainbug at least one penguin from each of the 7 penguin ranks, including Putzki in a single playthrough

Oh Yeah!!! Complete Nothing is as it Seems

Gravestone Kill 100 Zombies with a vehicle in a single deployment in MWZ

A Little Pack Here, a Little Punch There In Voyage of Despair, use the Pack-a-Punch at every possible location in a single game

Hi Score Collect 1,000,000 points over all story levels you have played.

Mr. Death Get all Trophies.

High Score In Zombie Rush, obtain a Personal Score of 250,000

No Damage! Finish any Stage without taking damage.

Making mountains out of molehills Kill 100,000 enemies.

Street Fighter Complete all Dragon's Teeth Assignments

Another Dimension Collect 2000 worth of gold lying on spikes, while using the Phase Locket.

Mindful Vandalism Place a sticker or a decoration on another player's sackperson.

Back in the Field Acquire the Major's keycard in 'Deep Cover' within 90 seconds without being detected

Fully Loaded Maximize all upgrades.

Alright, Alright Survive until round 10 in Infection.

Dirty Half-Dozen Complete the Cooperative game mode

Repeat Customer Save yourself by using the Death Barter enchantment twice in a single mission.

Nightwing Revenge Obtain 78 medals on the original Arkham City and Nightwing Bundle Pack ranked maps (as Nightwing)

Collector Loot 10 Superior or Custom items.

Falcon and the Snowman Complete Crime and Punishment in Single Player.

Two for One Complete Crime and Punishment in Multiplayer.

Survivor Survive until Round 25 in Outbreak.

Robin Revenge Obtain 78 medals on the original Arkham City and Robin Bundle Pack ranked maps (as Robin)

II Reach prestige Level II with any character.
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Ultimate Collector Find all treasure.

PC Load Letter Use the 3D printer 15 times in a single match in Outbreak.

King of the Dead As Black Panther, land a 3-player KO streak in the Intergalactic Empire of Wakanda: Hall of Djalia.

No one left behind In a public match, rescue someone after at least one gate has opened.

The Ultimate Sacrifice In Zetsubou No Shima, retrieve the Skull of Nan Sapwe.

You Can Pet The Dog Pet a Hellhound in MWZ

Backdoor Escape In a public match, escape through the hatch.

Troglodyte Kill all scientists with head shots in ‘Self Destructive’ Operation.

Multiplicitous In Zombie Rush, get your score multiplier up to 100

Heavy Ordinance Specialist Destroy 50 Aerial Scorestreaks with Launchers in Multiplayer