NakoBoss

For Science! Researched all technologies at least once before the year 2005 in a single game

The third faction Rescue all the Buddies from their respective predicaments

No Compromise, No Regrets You battled for Caracas

Chapter 6 Speedrun Complete a Speedrun of Chapter 6 below the target time.

The Hero and the Madman You completed Mercenaries 2

Friends With Benefits Had relations higher than 90 with all factions in the Modern Era

Head Trauma Use every type of melee weapon on a zombie

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

Loot and Pillage Collect $1,000,000

Lightning Emissary Reach the end of the game in 5 hours or less.

Chapter 5 Speedrun Complete a Speedrun of Chapter 5 below the target time.

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

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

Chapter 7 Speedrun Complete a Speedrun of Chapter 7 below the target time.

Chapter 8 Speedrun Complete a Speedrun of Chapter 8 below the target time.

Tumbler Perform an impressive Barrel Roll

The epitome of Super Earth Complete all Trophies.

Chapter 9 Speedrun Complete a Speedrun of Chapter 9 below the target time.

The Last Guardian Collect all other trophies.

Relics of the Old Faith Collect all Relics.

Over the Edge Unlock all other trophies

Pit Master Discover and fight Hidden Kombatant 3 in Arcade Ladder

Mighty Wander Max out stamina bar

Tier One In a group of 4 finish an Operation on Challenge with 5 directives enabled.

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

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

Let it Snow Receive the Extreme Environment Suit (XE Suit)

Muppet Mastery Complete The Muppet pack's story

Drilling for Justice Assemble the cryonucleation tunneller - the cryodrill

Back to the Past Completed "Back to the Past"

The Bay Of Pigs Survived an invasion from the USA

Without a Trace Barrel through the lava, don't let anything stop you

For Auld Lang Syne Stop Freeze and bring Boyle to justice

Stalact-tactician Takedown 2 enemies with one stalactite

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

The China Card Successfully completed 5 trade routes with China in a single game

Crusade - Chapter XIII Finish the levels from Chapter XIII in Knight difficulty

Big Top! Achieve a score of 2500 or higher in "Gonzo's Endless Cannon Run Ride!"

Become a Superhero Complete "Hero Training - Stage 2"

Snowjob Get 3 enemies frozen in one attack

Down with the Revolution Stop Anarky thug operations in South Gotham

Joy of Painting with Bomberman Claim 130 or more tiles in a Local Zombie match against 3+ CPU players.

Launch the Rocket Complete all the Main Quests in Stonewood

Holder of History Unlock all lore.

Presidente's Seven Had 7 Dynasty members

Field Hospital Get 500 revives (Ranked Match)

TBoGT: Past the Velvet Rope Score 80% or above in all missions. (The Ballad of Gay Tony)

Half the Calories Eat Twice as Much Feed the Princess 1500 calories of food in a single online game

Captain Pig-ard Achieve a score of 4000 or higher in "Pigs In Elevators (In Space)!"

Power Shot Score a goal using the power shot mechanic