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Spy vs. Spy In cooperative mode, prevent 10 attempts of picking up secret items.

I Double Dare Ya Explore the catacombs after dark.

Extract The Data... Get the data that Pritchard is after from within the Palisade Blade.

Expose The Truth! Decide what to do with the evidence you uncovered.

Cloak and Dagger Met secretly with the agent of the Divine. ("The Exiled Prince" downloadable content)

Stay On Target Destroy 100 Enemies Using Sweet Spot Homing Attacks

Annihilation Get 100 Elite Zombie Eliminations in Zombies

Peak Performance Get a score above 1,000,000 points on The Last Yardbird.

Voices From Beyond Unlock all songs in the Mouth of Metal

Never Toss a Dwarf Defeat Gimli as the Balrog in the Mines of Moria ("Rise of Sauron" Campaign).

The One That Got Away Complete the Sweet Tooth story on any difficulty.

Once a Parent, Always a Parent Welcome a child into the family.

Fall of Minas Tirith Complete the Minas Tirith level in the single player "Rise of Sauron" Campaign.

The Postman Delivered the journal to Lucien.

Not My First Rodeo Ride a friendly Agency drone for 1,000 meters, without getting off it

Bullet dodger During highway chase on Disco level successfully avoid all rockets.

Anorectic Starve for three days.

Extra Luggage Select a Starting Location and use an Informant to smuggle an item onto Haven Island.

No Mo' Modi Get out of jail, but not for free

Med Student Revive a teammate

Muppet Mastery Complete The Muppet pack's story

Going Down! Destroy the elevator bringing reinforcements in the Istanbul tunnels

I'm Not a Kid Anymore! Completed Gohan's Saga.

That's One Way to Do It... Destroy an airborne enemy helicopter with a Mortar Strike

1-Upsmanship Complete Extra Life Mode with 5 Extra Lives in your Inventory (Ancient Gods 1)

That New Car Smell Buy a car.

Perkaholic Have 9 perks active at the same time in MWZ

Rock, Paper, Plasma In Voyage of Despair, kill 9 zombies via Catalytic Detonations in a single game

Level 21 Unlock all weapons in the campaign mode.

Deadly Ballet In a three-player co-op game, make sure everyone scores at least one kill during Team Entry.

Tourist Viewed all vistas

Controlled Chaos In Revelations, override all of the Corruption Engines before round 6.

Firestarter Get jailed in Skalitz.

The High Hat Defeat a boss on Inkwell Isle IV without killing any of its minions

Going Up… In The Darkest Shore, unlock the Ubersprengen.

King in the North Complete all Final Stand Assignments

Battle of Weathertop Complete the Weathertop level in the single player "Rise of Sauron" Campaign.

Siege of Moria Complete the Mines of Moria level in the single player "Rise of Sauron" Campaign.

Straw Purchase Gift a Mystery Box Wonder Weapon to a teammate and have them accept it

Drone Joust Defeat an Agent riding an Agency drone while riding an Agency drone yourself

Ladder Goat Find Ladder Goat movie on the Fort level.

Can You Feel that Shield Power? Complete "Homebase Storm Shield Defense 6"

Razing of Rivendell Complete the Rivendell level in the single player "Rise of Sauron" Campaign.

The Land of Shadow Complete the single player "Rise of Sauron" Campaign.

No More Mr. Nice Guy You pissed off everyone in Venezuela

Campaign Nightwing Obtain 114 medals on the original Arkham City and Nightwing Bundle Pack campaigns (as Nightwing)

Paladin Obtain great power

Rough Rider Destroy 15 vehicles during a single challenge

Insomniac Don't sleep for two days and nights.

Campaign Wonder Obtain 114 medals on the original Arkham City and Robin Bundle Pack campaigns (as Robin)