The Orange Box Progress

Put the can in the trash.

Get the crowbar.

Escape the apartment block raid.

Hit the trashcan cop with the can.

Complete Portal.

Make the correct party escort submission position decision.

Do whatever it takes to survive.

Knock down a turret with another turret.

Acquire the fully powered Aperture Science Handheld Portal Device.

Win 2Fort with a shutout.

Trick an opposing medic into healing you.

Successfully defend Gravel Pit without giving up a capture.

Secure the launch doors on missile silo 2.

Beat DOG in a race to the White Forest base.

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

Destroy the Combine cannon in the junkyard.

Survive the ambush at White Forest Inn.

Survive the Hunter ambush with Alyx.

Defeat both antlion guards outside the White Forest.

Escape City 17 with Alyx.

Destroy the gunship in the hospital attic.

Help Alyx snipe 30 enemies in Episode One.

Survive long enough to get on the parking garage elevator.

Steal a Zombine's grenade.

Contain the Citadel core.

Make it to the bottom of the Citadel's main elevator shaft in one piece.

Get five kills in a row without dying.

Set five enemies on fire in 30 seconds.

Successfully defend Dustbowl without giving up a capture.

Pin a soldier to the billboard in chapter Highway 17.

Use DOG's ball to make a basket in Eli's scrapyard.

Destroy the Citadel's reactor core.

Survive the rooftop strider battle in the ruins of City 17.

Shut down the supression device by disabling its generators.

Kill five enemies with the same energy ball.

Survive the generator plaza standoff in chapter Anticitizen One.

Get through the toxic tunnel under City 17 in Half-Life 2.

Kill five enemies with a Manhack.

Gain command of a squad of rebels in the uprising.

Survive the second turret standoff in Nova Prospekt.

Kill 30 enemies with thrown physics objects.

Use the antlions to kill 50 enemies.

Destroy six gunships in Half-Life 2.

Kill a Combine soldier with his own grenade.

Kill 3 enemies using the crane.

Defend Little Odessa from the gunship attack.

Escort Gregori safely through the church cemetery.

Get the Gravity Gun in Black Mesa East.

Discover the hidden singing vortigaunt cave in chapter Water Hazard.

Destroy the hunter-chopper in Half-Life 2.

Get the airboat's mounted gun.

Get the airboat.

Kill five barnacles with one barrel.

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

Kill an enemy by planting a hopper mine.

Kill an acid antlion worker.

Kill an enemy with a toilet.

Jump 300 feet.

Play through Ravenholm using only the Gravity Gun.

Break the mini-teleporter in Kleiner's lab.

Get five revenge kills.

Accumulate 10 turret kills with a single turret.

Play in a game with seven or more players from your friends list.

Fall 30,000 feet.

Beat two Portal advanced maps.

Kill an Elite Soldier with his own energy ball.

Disintegrate 15 soldiers by throwing them into a Combine ball field.

Save all buildings outside the missile silo from destruction.

Save the missile silo from the Combine offensive.

Run over 20 enemies with the car in Episode Two.

Send the garden gnome into space.

Find every radar cache in chapter Under The Radar.

Defeat the chopper in Episode Two without any misses.

Kill a Hunter with its own flechettes.

Beat Episode One firing exactly one bullet. Grenade, crowbar, rocket, and Gravgun kills are okay!

Don't let any citizens die when escorting them to the escape train.

Use the cars to squash 15 antlions in Episode One.

Contain the Citadel core without killing any stalkers.

Kill all of the snipers in City 17.

Find all lambda caches in Half-Life 2.

Squish every antlion grub in Episode Two.

Find and break every web cache in Episode Two.

Use flares to light 15 zombies on fire.

Cross the antlion beach in chapter Sandtraps without touching the sand.

Earn gold medals on all Portal challenges.

Earn silver medals on all Portal challenges.

Find the HEV Suit Charger faceplate in Eli's scrapyard.

Earn bronze medals on all Portal challenges.

Accumulate 1000 total kills.

Win 20 games.

Accumulate 25000 heal points as a Medic.

Play a complete game on every map.

Detach security cameras from the walls.

Win Hydro without giving up a capture.

Play a complete round with every class.

Win Well in 5 minutes or less.

Get 25 headshots as a Sniper.

Beat all six Portal advanced maps.

Beat four Portal advanced maps.