Derp

Found 543 achievements for 12,260

• 1   150

  07-28-2014

• 
  A Heart of Steel 224

  Clear the game on the highest difficulty.

  Difficulty

  Unlocked 07-28-2014 08:45 AM

  150

  Score

  30%

  Uncommon

• 
  What Are They Worth? 287

  Acquire all of the bottle caps in the game.

  Missable

  Unlocked 07-28-2014 03:43 AM

  150

  Score

  38%

  Uncommon

• 7   650

  07-27-2014

• 
  The S Stands for Stylish!! 316 1

  Acquire all of the costumes in the game.

  Unlocked 07-27-2014 01:14 PM

  100

  Score

  42%

  Uncommon

• 
  We're Going Home 385

  Defeat Saddler in battle, and escape from the nightmare.

  Main Storyline

  Unlocked 07-27-2014 10:43 AM

  100

  Score

  51%

  Common

• 
  The Ties That Bind 388

  Defeat Krauser, your former partner, in battle.

  Main Storyline

  Unlocked 07-27-2014 08:17 AM

  50

  Score

  52%

  Common

• 
  The Castellan Falls 400

  Defeat Salazar, and make your escape from the castle.

  Main Storyline

  Unlocked 07-27-2014 07:22 AM

  50

  Score

  53%

  Common

• 
  A Terrifying Assassin 389

  Turn the tables on Verdugo, the right hand of Salazar.

  Missable

  Unlocked 07-27-2014 06:34 AM

  150

  Score

  52%

  Common

• 
  A Bloodline Severed 456

  Defeat the village chief in battle.

  Main Storyline

  Unlocked 07-27-2014 05:55 AM

  50

  Score

  61%

  Common

• 
  Secure the Ballistics 494

  Rescue the president's daughter, Ashley. Afterwards, the real fun begins.

  Main Storyline

  Unlocked 07-27-2014 04:43 AM

  50

  Score

  66%

  Common

• 
  A Rock and a Hard Place 497

  Outmaneuver the rampaging beast, El Gigante.

  Main Storyline

  Unlocked 07-27-2014 03:31 AM

  50

  Score

  67%

  Common

• 
  Do Not Shoot the Water! 421

  Summon the master of the lake. Don't rock the boat.

  Missable

  Unlocked 07-27-2014 02:40 AM

  50

  Score

  56%

  Common

• 
  It Begins With a Ring 625

  Ring the mysterious bell. What happens after that, is up to you.

  Main Storyline

  Unlocked 07-27-2014 01:39 AM

  50

  Score

  84%

  Common

• 4   200

  07-26-2014

• 
  World Traveler 730 1

  Play a complete game on every map.

  Unlocked 07-26-2014 01:16 AM

  5

  Score

  38%

  Uncommon

• 
  Impenetrable Defense 750

  Successfully defend Dustbowl without giving up a capture.

  Unlocked 07-26-2014 01:15 AM

  10

  Score

  39%

  Uncommon

• 
  Impossible Defense 739 1

  Successfully defend Gravel Pit without giving up a capture.

  Unlocked 07-26-2014 01:01 AM

  30

  Score

  38%

  Uncommon

• 15   210

  07-25-2014

• 
  Aperture Science 219

  Earn gold medals on all Portal challenges.

  Unlocked 07-25-2014 03:21 PM

  40

  Score

  11%

  Very Rare

• 
  Rocket Science 229

  Earn silver medals on all Portal challenges.

  Unlocked 07-25-2014 03:21 PM

  20

  Score

  11%

  Very Rare

• 
  Basic Science 233

  Earn bronze medals on all Portal challenges.

  Unlocked 07-25-2014 03:21 PM

  10

  Score

  12%

  Very Rare

• 
  Vanilla Crazy Cake 551

  Beat all six Portal advanced maps.

  Unlocked 07-25-2014 10:50 AM

  30

  Score

  28%

  Rare

• 
  Fruitcake 605

  Beat four Portal advanced maps.

  Unlocked 07-25-2014 10:17 AM

  20

  Score

  31%

  Uncommon

• 
  Cupcake 736

  Beat two Portal advanced maps.

  Unlocked 07-25-2014 09:23 AM

  10

  Score

  38%

  Uncommon

• 
  Terminal Velocity 917

  Fall 30,000 feet.

  Unlocked 07-25-2014 09:11 AM

  5

  Score

  48%

  Uncommon

• 
  Long Jump 708

  Jump 300 feet.

  Unlocked 07-25-2014 09:01 AM

  5

  Score

  37%

  Uncommon

• 
  Heartbreaker 1,082

  Complete Portal.

  Unlocked 07-25-2014 08:17 AM

  10

  Score

  56%

  Common

• 
  Partygoer 1,107

  Make the correct party escort submission position decision.

  Unlocked 07-25-2014 07:45 AM

  5

  Score

  57%

  Common

• 
  Camera Shy 428

  Detach security cameras from the walls.

  Unlocked 07-25-2014 06:44 AM

  5

  Score

  22%

  Rare

• 
  Fratricide 1,213

  Do whatever it takes to survive.

  Unlocked 07-25-2014 06:07 AM

  5

  Score

  63%

  Common

• 
  Friendly Fire 1,111

  Knock down a turret with another turret.

  Unlocked 07-25-2014 04:16 AM

  5

  Score

  58%

  Common

• 
  Lab Rat 1,447

  Acquire the fully powered Aperture Science Handheld Portal Device.

  Unlocked 07-25-2014 03:43 AM

  5

  Score

  75%

  Common

• 
  Lightning Offense 775

  Win Well in 5 minutes or less.

  Unlocked 07-25-2014 03:01 AM

  10

  Score

  40%

  Uncommon

• 
  Head of the Class 676 1

  Play a complete round with every class.

  Unlocked 07-25-2014 02:51 AM

  5

  Score

  35%

  Uncommon

• 
  Powerhouse Offense 929 1

  Win 2Fort with a shutout.

  Unlocked 07-25-2014 02:17 AM

  5

  Score

  48%

  Uncommon

• 
  Relentless Offense 766

  Win Hydro without giving up a capture.

  Unlocked 07-25-2014 02:01 AM

  20

  Score

  40%

  Uncommon

• 27   330

  07-24-2014

• 
  Neighborhood Watch 310

  Save all buildings outside the missile silo from destruction.

  Unlocked 07-24-2014 02:45 PM

  35

  Score

  16%

  Rare

•  

  
  Secret Achievement 571

  Show Secret Details

  Defense of the Armament 571

  Save the missile silo from the Combine offensive.

  Secret

  Unlocked 07-24-2014 02:45 PM

  20

  Score

  29%

  Rare

•  

  
  Secret Achievement 631

  Show Secret Details

  Secondary Silo Secured 631

  Secure the launch doors on missile silo 2.

  Secret

  Unlocked 07-24-2014 01:57 PM

  5

  Score

  33%

  Uncommon

• 
  Little Rocket Man 355 1

  Send the garden gnome into space.

  Unlocked 07-24-2014 01:27 PM

  30

  Score

  18%

  Rare

• 
  Pedal to the Metal 552

  Beat DOG in a race to the White Forest base.

  Unlocked 07-24-2014 12:57 PM

  5

  Score

  28%

  Rare

• 
  Cache Checker 588

  Find every radar cache in chapter Under The Radar.

  Unlocked 07-24-2014 12:38 PM

  10

  Score

  30%

  Uncommon

•  

  
  Secret Achievement 640

  Show Secret Details

  Quiet Mountain Getaway 640

  Survive the ambush at White Forest Inn.

  Secret

  Unlocked 07-24-2014 12:01 PM

  10

  Score

  33%

  Uncommon

• 
  Gordon Propelled Rocket 611

  Unlock the rocket launcher lambda cache in chapter Under The Radar.

  Unlocked 07-24-2014 11:37 AM

  5

  Score

  31%

  Uncommon

• 
  Hit and Run 558

  Run over 20 enemies with the car in Episode Two.

  Unlocked 07-24-2014 10:51 AM

  5

  Score

  29%

  Rare

•  

  
  Secret Achievement 646

  Show Secret Details

  Gunishment! 646

  Destroy the Combine cannon in the junkyard.

  Secret

  Unlocked 07-24-2014 10:21 AM

  5

  Score

  33%

  Uncommon

• 
  Puttin' On a Clinic 434

  Defeat the chopper in Episode Two without any misses.

  Unlocked 07-24-2014 09:52 AM

  15

  Score

  22%

  Rare

•  

  
  Secret Achievement 661

  Show Secret Details

  Meet the Hunters 661

  Survive the Hunter ambush with Alyx.

  Secret

  Unlocked 07-24-2014 09:09 AM

  10

  Score

  34%

  Uncommon

• 
  Payback 476

  Kill a Hunter with its own flechettes.

  Unlocked 07-24-2014 08:59 AM

  10

  Score

  24%

  Rare

•  

  
  Secret Achievement 677

  Show Secret Details

  Twofer 677

  Defeat both antlion guards outside the White Forest.

  Secret

  Unlocked 07-24-2014 08:34 AM

  5

  Score

  35%

  Uncommon

• 
  Get Some Grub 315

  Squish every antlion grub in Episode Two.

  Unlocked 07-24-2014 07:57 AM

  20

  Score

  16%

  Rare

• 
  Pinata Party 423

  Find and break every web cache in Episode Two.

  Unlocked 07-24-2014 07:38 AM

  5

  Score

  22%

  Rare

• 
  Into the Breach 733

  Help Griggs and Sheckley hold off the antlion invasion inside the mine shaft.

  Unlocked 07-24-2014 07:17 AM

  5

  Score

  38%

  Uncommon