(Half-Life 2) Codes
Enter the code while playing Half Life 2. No specific requirements other than the game. Can be entered at any time on any level. Using cheats does not disable achievements.
Effect Code Invincibility LB, Up, RB, Up, LB, LB, Up, RB, RB, Up Restore Health By 25 Points Up Up Down Down Left Right Left Right B Button A Button Restores ammo for current weapon Y B A X RB Y X A B RB Unlock All Levels Left, Left, Left, Left, LB, Right, Right, Right, Right, RB
Enter these codes anytime during gameplay.
Effect Code Create box Down, B, A, B, Y, Down, B, A, B, Y Enables invincibility LB, Up, RB, Up, LB, LB, Up, RB, RB, Up Fire energy ball Up, Y(2), X(2), A(2), B(2), Up Fire rocket projectile Up, Y(2), B(2), A(2), X(2), Up Portal placement anywhere: Y, A, B, A, B, Y(2), A, Left, Right Portalgun ID 0 Up, Left, Down, Right, Up, Left, Down, Right, Y(2) Portalgun ID 1 Up, Left, Down, Right, Up, Left, Down, Right, X(2) Portalgun ID 2 Up, Left, Down, Right, Up, Left, Down, Right, A(2) Portalgun ID 3 Up, Left, Down, Right, Up, Left, Down, Right, B(2) Upgrade Portalgun X, B, LB, RB, Left, Right, LB, RB, LT, RT
(Half-Life 2) New Title Screen
Beat Half-Life 2 to get a new title screen.
Contributed By: dejectedgeek.
(Portal) Alternate Title Screen
Complete the game
Contributed By: AbeVigoda.
Complete each achievement to get the allotted gamerscore.
Unlockable How to Unlock "Radiation Levels Detected" (5) Get through the toxic tunnel under City 17 in Half-Life 2. Acid Reflex (5) Kill an acid antlion worker. Anchor's Aweigh! (5) Get the airboat. Aperture Science (40) Earn gold medals on all Portal challenges. Atomizer (10) Disintegrate 15 soldiers by throwing them into a Combine ball field. Attica! (5) Destroy the gunship in the hospital attic. Barnacle Bowling (5) Kill five barnacles with one barrel. Basic Science (10) Earn bronze medals on all Portal challenges. Blast from the Past (10) Find the HEV Suit Charger faceplate in Eli's scrapyard. Bone Breaker (5) Kill 30 enemies with thrown physics objects. Bug Hunt (10) Use the antlions to kill 50 enemies. Cache Checker (10) Find every radar cache in chapter Under The Radar. Camera Shy (5) Detach security cameras from the walls. Car Crusher (5) Use the cars to squash 15 antlions in Episode One. Citizen Escort (15) Don't let any citizens die when escorting them to the escape train. Conservationist (5) Kill five enemies with the same energy ball. Containment (5) Contain the Citadel core. Counter-Sniper (5) Kill all of the snipers in City 17. Cupcake (10) Beat two Portal advanced maps. Deadly Harvest (5) Kill an enemy by planting a hopper mine. Defense of the Armament (20) Save the missile silo from the Combine offensive. Defiance (5) Throw the trash at the guard in the beginning of HL:2 Dynasty (10) Win 20 games. Elevator Action (10) Survive long enough to get on the parking garage elevator. Escape From City 17 (20) Escape City 17 with Alyx. Fight the Power (10) Shut down the supression device by disabling its generators. Flamethrower (5) Set five enemies on fire in 30 seconds. Flushed (5) Kill an enemy with a toilet. Follow Freeman (10) Gain command of a squad of rebels in the uprising. Fratricide (5) Do whatever it takes to survive. Friendly Fire (5) Knock down a turret with another turret. Fruitcake (20) Beat four Portal advanced maps. Get Some Grub (20) Squish every antlion grub in Episode Two. Giant Killer (10) Survive the rooftop strider battle in the ruins of City 17. Gordon Propelled Rocket (5) Unlock the rocket launcher lambda cache in chapter Under The Radar. Grave Robber (5) Steal a Zombine's grenade. Grey Matter (5) Get 25 headshots as a Sniper. Gunishment! (5) Destroy the Combine Autogun thats in the Junkyard Hack Attack! (5) Kill five enemies with a Manhack. Hallowed Ground (5G) Escort Gregori safely through the church cemetary Hard to Kill (10) Get five kills in a row without dying. Hardcore (15) Accumulate 1000 total kills. Head of the Class (5) Play a complete round with every class. Heartbreaker (10) Complete Portal. Heavy Weapons (5) Get the airboat's mounted gun. Hit and Run (5) Run over 20 enemies with the car in Episode Two. Hot PotatOwned (10) Kill a Combine soldier with his own grenade. Impenetrable Defense (10) Successfully defend Dustbowl without giving up a capture. Impossible Defense (30) Successfully defend Gravel Pit without giving up a capture. Into the Breach (5) Help Griggs and Sheckley hold off the antlion invasion inside the mine shaft. Keep Off the Sand! (20) Cross the antlion beach in chapter Sandtraps without touching the sand. Lab Rat (5) Acquire the fully powered Aperture Science Handheld Portal Device. Lambda Locator (15) Find all lambda caches in Half-Life 2. Lightning Offense (10) Win Well in 5 minutes or less. Little Rocket Man (30) Send the garden gnome into space. Live Bait (10) Help Alyx snipe 30 enemies in Episode One. Long Jump (5) Jump 300 feet. Malcontent (5) Escape the apartment block raid. Master of Disguise (15) Trick an opposing medic into healing you. Meet the Hunters (10) Survive the Hunter ambush with Alyx Neighborhood Watch (35) Save all buildings outside the missile silo from destruction. Nemesis (5) Get five revenge kills. One Man Army (5) Destroy six gunships in Half-Life 2. OSHA Violation (5) Kill 3 enemies using the crane. Pacifist (10) Contain the Citadel core without killing any stalkers. Partygoer (5) Make the correct party escort submission position decision. Payback (10) Kill a Hunter with its own flechettes. Pedal to the Metal (5) Beat DOG in a race to the White Forest base. Pinata Party (5) Find and break every web cache in Episode Two. Plaza Defender (10) Survive the generator plaza standoff in chapter Anticitizen One. Powerhouse Offense (5) Win 2Fort with a shutout. Puttin' On a Clinic (15) Defeat the chopper in Episode Two without any misses. Quiet Mountain Getaway (10) Survive the Ambush in White Forest In Relentless Offense (20) Win Hydro without giving up a capture. Revenge! (10) Destroy the hunter-chopper in Half-Life 2. Rocket Science (20) Earn silver medals on all Portal challenges. Secondary Silo Secured (5) Secure the launch doors on missile silo 2. Singularity Collapse (25) Destroy the Citadel's reactor core. Submission (5) Put the trash in the garbage can in HL2. Targetted Advertising (5) Pin a soldier to the billboard in chapter Highway 17. Team Doctor (5) Accumulate 25000 heal points as a Medic. Terminal Velocity (5) Fall 30,000 feet. The One Free Bullet (40) Beat Episode One firing exactly one bullet. Grenade, crowbar, rocket, and Gravgun kills are okay! Think Fast! (10) Kill an Elite Soldier with his own energy ball. Trusty Hardware (5) Get the crowbar. Turret (5) Accumulate 10 turret kills with a single turret. Two Points (2) Use DOG's ball to make a basket in Eli's scrapyard. Twofer (5) Defeat both antlion guards outside the White Forest Vanilla Crazy Cake (30) Beat all six Portal advanced maps. Vorticough (13) Discover the hidden singing vortigaunt cave in chapter Water Hazard. Warden Freeman (10) Survive the second turret standoff in Nova Prospekt. Watch Your Head! (5) Make it to the bottom of the Citadel's main elevator shaft in one piece. What cat? (5) Break the mini-teleporter in Kleiner's lab. Where Cubbage Fears to Tread (5) Defend Little Odessa from the Gunship Attack With Friends Like these... (10) Play in a game with seven or more players from your friends list. World Traveler (5) Play a complete game on every map. Zero-Point Energy (5) Get the Gravity Gun in Black Mesa East. Zombie Chopper (25) Play through Ravenholm using only the Gravity Gun. Zombie-que (5) Use flares to light 15 zombies on fire.
Hidden Left 4 Dead trailer
To get a trailer for the upcoming Valve game Left 4 Dead, wait at the game select screen (the one where you choose between Portal, Team Fortress, or Halflife 2). After a few minutes You will be taken to a demo video of the three orange box games. Wait for the video to end, then wait again. The next time the video comes up, it will be a Left 4 Dead trailer.
Contributed By: MPHtails.
Half-Life 2: Episode One Cheats
Achievement Description Attica! Destroy the gunship in the hospital attic. Car Crusher Use the cars to squash 15 antlions in Episode One. Citizen Escort Don't let any citizens die when escorting them to the escape train. Conservationist Kill five enemies with the same energy ball. Containment Contain the Citadel core. Elevator Action Survive long enough to get on the parking garage elevator. Escape From City 17 Escape city 17 with alyx. Live Bait Help Alyx snipe 30 enemies in Episode One. Pacifist Contain the Citadel core without killing any stalkers. The One Free Bullet Finish the game firing exactly one bullet. Grenade, crowbar, rocket, and Gravity Gun kills are okay! Think Fast! Kill an Elite Soldier with his own energy ball. Watch Your Head! Make it to the bottom of the Citadel's main elevator shaft in one piece. Zombie-que Use flares to light 15 zombies on fire.
Contributed By: Guard Master.
New Intro Screen
Beat the game
Unlockable How to Unlock Cake Intro Screen Beat Portal once.
Contributed By: Jankers.
Team Fortress 2 Cheats
This is a list of the Astro-chievements. There are 11 achievements and 1 milestone in the Astro-chievements pack, released in the Pyromania Update on June 27, 2012. They can currently be achieved only in the map Doomsday.
Achievement Description Best Case Scenario Kill 6 enemies carrying the Australium during the same round. Cap-ogee Win a round with at least 5 teammates on the elevator. Doomsday Milestone Achieve 7 of the achievements in the Doomsday pack. Escape Ferocity Kill an enemy who has damaged the Australium carrier in the last 3 seconds. Failure to Launch Kill 3 players riding the elevator within 10 seconds. Flight Crew Play in a game with 5 or more players from your Friends list. Lift-offed Push a player into the rocket's exhaust path at the end of the round. Mission Control Pick up the Australium from its home position and capture it without dropping it. Plan Nine to Outer Space Launch the rocket as all 9 classes. Rocket Booster Win a round after the enemy team has opened the rocket lid. Space Camp Kill an enemy within the broken crate area while they attempt to pick up the neutral Australium. The Fight Stuff Win 138 Rounds.
Christmas Event achievements
Achievement Description Gift Grab Collect three gifts dropped by opponents.
Halloween 2012 Acheivements
Achievement Description A Lovely Vacation Spot Get to Skull Island and claim your reward! Wizards Never Prosper Kill MERASMUS!
Contributed By: DeadWhiteRabbit.
The Replay Update Achievements
Fulfill the requirements to unlock the achievements.
Achievement Description Blockbuster Achieve 100,000 YouTube™ views for your movie. Home Movie Achieve 100 YouTube™ views for your movie. Indie Film Sensation Achieve 10,000 YouTube™ views for your movie. Local Cinema Star Achieve 1,000 YouTube™ views for your movie. Star of My Own Show Spend some time editing a replay. That’s a Wrap Save your very first replay. Time For Your Close-Up, Mr. Hale Render a replay into a movie. We Can Fix It In Post While watching a replay, press space bar to enter the editor.
Contributed By: Shadow Edge.
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