Unlocked: Jun 10, 2010 9:26pm
Defiant
Hit the trashcan cop with the can.
Unlocked: Jul 29, 2012 9:46pm
Submissive
Put the can in the trash.
Malcontent
Escape the apartment block raid.
Unlocked: Jun 11, 2010 4:02pm
Trusty Hardware
Get the crowbar.
Unlocked: Jun 11, 2010 10:39pm
Anchor's Aweigh!
Get the airboat.
Heavy Weapons
Get the airboat's mounted gun.
Unlocked: Jun 13, 2010 4:22pm
Revenge!
Destroy the hunter-chopper in Half-Life 2.
Blast from the Past
Find the HEV Suit Charger faceplate in Eli's scrapyard.
Unlocked: Jun 14, 2010 2:15pm
Zero-Point Energy
Get the Gravity Gun in Black Mesa East.
Unlocked: Jun 17, 2010 2:56pm
Hallowed Ground
Escort Gregori safely through the church cemetery.
Unlocked: Jun 18, 2010 11:06am
Where Cubbage Fears to Tread
Defend Little Odessa from the gunship attack.
Unlocked: Jan 29, 2013 4:49pm
One Man Army
Destroy six gunships in Half-Life 2.
Unlocked: Jan 25, 2013 6:29pm
Bug Hunt
Use the antlions to kill 50 enemies.
Unlocked: Jan 28, 2013 9:40pm
Warden Freeman
Survive the second turret standoff in Nova Prospekt.
Unlocked: Jan 28, 2013 10:48pm
Follow Freeman
Gain command of a squad of rebels in the uprising.
Unlocked: Jan 29, 2013 3:08pm
Radiation Levels Detected
Get through the toxic tunnel under City 17 in Half-Life 2.
Unlocked: Jan 29, 2013 3:34pm
Plaza Defender
Survive the generator plaza standoff in chapter Anticitizen One.
Unlocked: Jan 29, 2013 4:49pm
Fight the Power
Shut down the supression device by disabling its generators.
Unlocked: Jan 29, 2013 6:01pm
Giant Killer
Survive the rooftop strider battle in the ruins of City 17.
Unlocked: Jan 29, 2013 6:24pm
Atomizer
Disintegrate 15 soldiers by throwing them into a Combine ball field.
Unlocked: Jan 29, 2013 6:45pm
Singularity Collapse
Destroy the Citadel's reactor core.
What cat?
Break the mini-teleporter in Kleiner's lab.
Barnacle Bowling
Kill five barnacles with one barrel.
Vorticough
Discover the hidden singing vortigaunt cave in chapter Water Hazard.
Two Points
Use DOG's ball to make a basket in Eli's scrapyard.
Zombie Chopper
Play through Ravenholm using only the Gravity Gun.
OSHA Violation
Kill 3 enemies using the crane.
Targetted Advertising
Pin a soldier to the billboard in chapter Highway 17.
Keep Off the Sand!
Cross the antlion beach in chapter Sandtraps without touching the sand.
Flushed
Kill an enemy with a toilet.
Counter-Sniper
Kill all of the snipers in City 17.
Lambda Locator
Find all lambda caches in Half-Life 2.
Hack Attack!
Kill five enemies with a Manhack.
