Monkey-With-Rage

Sentinel's Seal Mastered the Sentinel role.

Ravager's Seal Mastered the Ravager role.

Rocketeer Reach 210 Km/h (130 Mph) With Rocket.

Synergist's Seal Mastered the Synergist role.

News() Use 10 different OVC Terminals.

Medic's Seal Mastered the Medic role.

Saboteur's Seal Mastered the Saboteur role.

Best Friends Forever Team up to take down the Topsy Turver.

Glutton For Punishment Get Wrecked 100 Times.

Highballer Complete All Career Challenges.

Showing Some Dedication Reach Player Rank 50.

Peek a Boo! Kill a Stalker with the Seeker Rifle while in Zoom Mode

Mechanical Menace Complete "Mechanical Menace"

Best Friends In multiplayer mode, earn 10 Ace level goals.
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Necro Flambé Kill 50 enemies using the Flamethrower

Xezat's Chalice Completed all mid-level Cie'th Stone missions.

Boo-yah, Grandma! Boo-yah! Earn 30 Relics (gold or better).

The N. Vincible Crash Bandicoot! Collect all the Crash Bandicoot: Warped trophies.

Epidemiologist Cold Darkness Challenge: Complete Cold Darkness

Spine() Confront the Spine at the Bracket Towers facade.

Shock Therapy Impale an enemy with the Javelin Gun and use its Alt-Fire to shock 3 others (single player only)

Gysahl Wreath Discovered buried treasure with a little help from a chocobo.

It's a Trap! Kill 20 enemies with Detonator Mines in a deployed state

Align() Achieve User Level 8.

Master of Crashes Collect All Trophies.

Once More, With Feeling Finish the main story in New Game+ mode

New Allies, New Foes Complete Chapter 2.

Self-Actualized Reach rank 20 in any role.

C-Section Knock down an enemy with Contact Beam Alt-Fire then kill it with Primary Fire before it stands up

A Legend for All Time Complete Jin's Journey in New Game+.

Think Fast Kill 30 Necromorphs with Kinesis objects

Bronze Revenge Obtain 24 medals on the original Arkham City ranked maps (as Batman)

Tell Me a Story Complete 10 substories.

My Boom Stick Kill 6 enemies at once with Line Gun's Alt-Fire (single player only)

Light the Fires! Earn 10 Relics (gold or better).

Far From Home Complete the quest "Far From Home"

Robot Hunter Unlock 10 Robot Mods

The Sampler Platter Kill a Necromorph with every Weapon in the game (single player only).

Practice Makes Perfect! Earn 26 Relics (gold or better).

The N. Trepid Crash Bandicoot! Collect all the Crash Bandicoot Trophies.

Headhunting Complete "Headhunting"

Kendrell() Confront Grant and Asher at Bracket Towers.

Restoring Order Complete "Restoring Order"

...I Did It for the Achievement Watch a sexy video.

The Most Toys Build 10 Robot Mods

Ultimate Truth Complete the final wave in a gold Survival.

To the Rescue Cold Darkness Challenge: Rescue 6 prisoners

A Matter of Life or Death Complete Chapter 4.

Where You Belong Complete the quest "Where You Belong"

There's no "I" in Team Score at least 80,000 points in Team Survivors.