Austetris

Wheels Within Wheels You found the kidnapper, but what he had to say wasn't what you wanted to hear.

The Six-Gun Scribe You capped 100 Taken with the revolver.

Adventure Pass through 15 gates while surfing through the sunken city.

The Rules of War Completed “The Rules of War.”

Generous Help the poor, a coin for the kid, medicine for the sick. You help everyone you see.

Lab Rat Complete Chapter 2 on any difficulty setting.

Collector Add all secret shells to your collection.

Fourteen Thousand Leagues Under the Sea Find the Primary Containment Facility

Bounty: Arcana Complete the bounty set.

Ecosystem Release fish from all the hidden pools.

Two For the Price of One You took out two Taken with a single barrel.

This is Harraaaaan! Kill 100 enemies by kicking them off the rooftops/cliffs.

Optimal Health Cure the infection

Crazed Climber Scale the dragon lair in under 90 seconds.

Behind the Scenes Activated all Commentary Nodes with the Developer Commentary Modifier enabled.

Effective instruments Fully upgrade the instruments

Goodie Monster Find all the Evidence Collectibles.

Oblivion Walker Collect 15 Daedric Artifacts

Mediterranean Sea Expedition Complete the Mediterranean Sea Expedition

Quarter Cruncher Unlock all 6 arcade machines.

Damned if You Don't Buck the chain of command.

Heroes in a Half Shell Finish Teenage Mutant Ninja Turtles (Arcade)

Platinum Trophy Collect all other trophies

It's Just a Bad Dream! Complete "Lost in Nightmares" with an S rank.

Throwback Use the Standard or Accelerato Boost with Octane or Backfire while playing in Urban Central

Marksman - Heavy Arms Kill 150 enemies with any heavy weapon. (campaign only)

Improved crossbow Fully upgrade the crossbow

Rooftop Walker Earned a silver medal or better in Auldnoir Free Race II.

Heavy Metal You destroyed the bulldozer.

Collateral Carnage 20 Taken have been drowned, electrocuted, or dispatched by some other indirect means.

Charted! - Crushing Finish the game in Crushing Mode.

Snake Stealthily kill 15 Enemies.

Right of Way You have peeled 15 Taken off your bumper.

Hannah's BFF Make perfume with Hannah, and finish.

Fight the Fear Croft Manor: Defeat 100 enemies in Lara's Nightmare

Don’t Go - Survivor Finish Left Behind on Survivor

Unseen Assassin Assassinate a Target without getting spotted.

Explore Discover all cloth creatures in the desert.

Fire in the hole Kill 20 lurkers.

Energized! You changed batteries 100 times.

Hear Me Roar Win a race in a vehicle with tuned exhaust sound

Failure To Comply Disobey Blake at every turn, and finish.

A Stick! Found a stick

Thunder and Lightning 50 Taken have felt your fury. Also, your flashbangs.

Work in progress Upgrade a weapon

Hot Shot, Part Two Win the MVP award using Backfire, Scarab, or Zippy

Not a toy anymore Fully upgrade the sling

Homerunner Completed the game in less than 1 minute with no Modifiers enabled. (From New Game in a single session only)

It Has Begun Complete 1 S.T.A.R. Lab Mission

A Cold Wind Blows Defeat Pei Pooh