Photoelectric

Synthesize This Found Olivia Ambrose's journal.

Murder on Eridanos Completed Murder on Eridanos on any difficulty.

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

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

Turning Point Heard Leliana's version of her betrayal. ("Leliana's Song" downloadable content)

You Better Run You verified Carmona

Chaos Control! Collected all Silver Moon Rings in Episode Shadow.

Peril on Gorgon Completed Peril on Gorgon on any difficulty.

Cleanest Hands You completed The Brigmore Witches without killing anyone

Royal Flush Defeat a Queen Crawler (Hard)

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

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)

Ruler of Everything Complete all activities.
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Shellshocker Defeat the Chimera (Hard)

Spliced Complete the "Wrath of the Machine" raid.

Death From Above In Der Eisendrache, kill a zombie while being flung by a Wundersphere.

That’s a lot of Jigawatts! In Der Eisendrache, electrocute 121 zombies.

Sharp Instincts Defeat an Impaler (Hard)

First Blood Finish a round of Last Stand

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

Siege Complete the "Light 'Em Up" Special Ops mission on any difficulty.

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

Amaranthine's Last Hope Saved the city of Amaranthine ("Dragon Age: Origins - Awakening" expansion)

Hired Gun Complete 20 Contracts in MWZ

Full Master Earn all Gold Medals available in Mastery Challenge

Deforestation Kill 15 Seeder Turrets in one game in Mayday in Regular or Hardcore difficulty.

The Enduring Vigil Acquired all upgrades for Vigil's Keep ("Dragon Age: Origins - Awakening" expansion)

Weekly Warrior Survive a Weekly Mutation

Centennial Acquire 100% of the Stars

Pros Only Completed any three Gun Runners' Arsenal (GRA) three star (***) Challenges.

Egg-stra XP! Complete the Egg-Stra XP challenge and then destroy a hive in the Onslaught DLC package.

Untouchable Use only one self revive care package in the "Special Delivery" Special Ops mission.

Through the Looking Glass Completed the scrying ritual ("Witch Hunt" downloadable content)

Witch Hunter Completed "Witch Hunt" ("Witch Hunt" downloadable content)

The Boy Who Could Run Complete all Parkour Fever Challenges

Write Off Kill 500 Enemies using an Insured Weapon in MWZ

Greatest Tag-Team in History Defeat both Lightning Skeleton arenas in The Great Temple on Hard Mode, with 2 or more players (or as Javier Jaguar)

Frequent Flyer BASE jump and travel more than 150 m with your parachute

Fling Me to the Moon In Der Eisendrache, use every Wundersphere twice.

Took this thing on a test flight Complete Arcade mode with a custom made ship, at Veteran difficulty level

dr0n3d Complete the "Arctic Recon" Special Ops mission in under 3:30.

High Roller Complete the "Iron Clad" Special Ops mission on Veteran difficulty.

Silence is Golden You completed The Brigmore Witches without alerting anyone

Swimming with the Fishes In Voyage of Despair, kill 50 zombies that are underwater in a single game

Skilled Adversary In IX have a Challenge banner with all 9 medallions

Z-Genocider 2: Genocide Harder Kill 53,596 zombies

Interrogo Totus Investigated every suspected and reported to Administrator Ludovico.

Provocateur Collected and assembled the Battledress of the Provocateur. ("Leliana's Song" downloadable content)

Seal the Deal Complete a Triumph Seal.