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Half-Life 2: Episode Two
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Secret Achievements (Show)
Half-Life 2: Episode Two achievements
Defeat both antlion guards outside the White Forest.
Secondary Silo Secured
Secure the launch doors on missile silo 2.
Quiet Mountain Getaway
Survive the ambush at White Forest Inn.
Puttin' On a Clinic
Defeat the chopper in Episode Two without any misses.
Find and break every web cache in Episode Two.
Pedal to the Metal
Beat DOG in a race to the White Forest base.
Kill a Hunter with its own flechettes.
Save all buildings outside the missile silo from destruction.
Meet the Hunters
Survive the Hunter ambush with Alyx.
Little Rocket Man
Send the garden gnome into space.
Into the Breach
Help Griggs and Sheckley hold off the antlion invasion inside the mine shaft.
Kill a Combine soldier with his own grenade.
Hit and Run
Run over 20 enemies with the car in Episode Two.
Destroy the Combine Autogun in the junkyard.
Steal a Zombine's grenade.
Gordon Propelled Rocket
Unlock the rocket launcher lambda cache in chapter Under The Radar.
Get Some Grub
Squish every antlion grub in Episode Two.
Defense of the Armament
Save the missile silo from the Combine offensive.
Kill an enemy by planting a hopper mine.
Find every radar cache in chapter Under The Radar.
Kill 30 enemies with thrown physics objects.
Kill an acid antlion worker.