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