Starcom

Vacuum Cleaner Decompress 20 Necromorphs without getting sucked out yourself

Blue Ribbon Complete a 4-player Competitive Co-Op match in 1st place. (Online co-op Only)

Hole-in-One Destroy a Chicane with a hand grenade.

Rexecutioner Destroy the Metal Gear REX boss

The Guns of Anchorage Completed "The Guns of Anchorage"

Terraformer Increase a discovered planet to 100% viability.

Trying to Set Things Right Nuna and Fox continued after the Mouse.

Friendly Skies Defeated all waves in The OPS Zeal.

Your World, Your Rules Complete the game with any ending.

Scoped In multiplayer, get 25 headshots with longblaster rifles.

Liberty City (5) Your friends all like you above 90%.

Vacation Endurance Challenge: Escape the forest after surviving for 7 days

Win Beat the game.

He Must have a Reason Stand up for someone even though you haven't met him

Family First Find your sister.

Iron Fist Destroy all towers and bunkers in 'Blood and Iron'.

Mass Production Produce 100 objects from your builders

Lurking Around In The Final Reich, find and shoot Dr. Straub.

All Snug in Their Beds Uncover the secret history of the park.

The Next Most Logical Course of Action Start a group dance party

EMANCIPATED Collect the key in the Female Ward

Amazon Magic Perform the Level 6 magic attack with the Amazon.

Honor Holds Us All Together You completed the debate with Otar Botkoveli.

Gold Revenge Obtain all 72 medals on the original Arkham City ranked maps (as Batman)

A Hunter, Through and Through Find and kill all 4 rare spawns.
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Throwing Flak Kill 3 Talons with a single mid-air grenade detonation.

Frequent Flyer Zip Kick 5 different thugs

Eye of the Tiger Win 15 matches in Survivors.

See the Galaxy they said Play at least once on a desert, a forest, and a snow planet.

Perfect Freeflow 2.0 Perform a perfect combo including all of Batman's combat moves (any play mode)

Death From Afar Kill a Spitter using a ranged weapon.

Mask Curator Collect all Masks.

Knot Too Difficult Clear up a tangled situation in one attempt

There Was a Village Nuna and Fox left the destroyed Village behind.

Double the Action Complete Campaign Mode In Co-Op Mode

Three in a Row Collect Spirit Balls from the first three White Wolves in any level - Single Player mode only.

Good Fences Don't allow any counter-attackers into the Washington Square base

Arctic Grave Push the chief witness into the ice lake in "Joe's Adventures."

Ultimate Warrior Reach rank 20 with all roles.

Flyboy Protect the bombers by personally shooting down 12 enemy planes in Battle of the Bulge.

Stunt Driver Get 100 stunt driver points.

Juggler Simultaneously burn, freeze and poison 4 separate enemies

Grave Robber Collect all Death Cards in the game. (Solo only)

Respect For All Things Nuna and Fox deated a formidable foe.

Paving the Way Completed "Paving the Way"

Look, I made this! Create a ship and share it

Industrious in the Face of Cosmic Terror Complete all Crew Challenges and Side Missions on Xylourgos.
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New Shadow In 'The Savior', complete the mission without being spotted

Operation: Anchorage! Completed "Operation: Anchorage!"

Remember The Fallen Collect All Fallen Striders