Hit and Run
Quaranta Giorni
Mazel Tov
Pick up and smash 50 glass bottles.
Good Grub
Feed the snark.
On a Roll
Interact with the playground somehow.
Little Slugger
Eye of the Geiger
Mag-Snagger
Sustenance
Receive a tasty treat.
Freshly Squeezed
Test your grip on a headcrab heart.
Zombie with a Shotgun
Collect the shotgun.
Xen Garden
Off the Rails
Checking In
Heart-Breaker Hotel
Surface Tension
Unbonded
Collect the SMG.
Cord-Cutter
Blast From the Past
Sound Strategy
Flat Note
Crustacean Frustration
Hold Your Liquor
Sea Level
Triple Bypass
High Water March
Textbook Jinxing
Point Extraction
Consequences
Dead Giveaway
Loot a corpse.
Smash and Grab
Break open a supply crate with your hands.
Up in Arms
Install your first pistol upgrade.
Pro-Pain
Kill a grunt by shooting their gas tank.
Indirect Approach
Kill a Combine Heavy while their shield is up.
Combine Harvester
Use the gravity gloves to loot an item off a living Combine soldier.
Xen Lootism
Snatch a Xen grenade from its resting place.
Safe Trip
Use the multitool to hack a tripmine.
Deadliest Catch
Use the gravity gloves to intercept an incoming enemy grenade in mid-flight.
Near-Jeff Experience
Team Spirit
Gnome Vault of My Own
Gnome Alone
If you are reading this achievement, Gabe Newell has successfully launched Gnome Chompski into space. If you did not also receive the achievement 'Manufacturing Ascent', Newell has abandoned his plans to shoot Noam Chomsky into space.