Half-Life Legacy

68 achievements

Very Rare×10

Rare×38

Uncommon×17

Common×3

About Half-Life Legacy's achievements

Half-Life Legacy has 68 Steam achievements. The rarest is "Hello, Gordon!", earned by just 8.1% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

8.1%

of players earned "Hello, Gordon!"

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Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All Half-Life Legacy achievements

68 achievements

Hello, Gordon!

In Nihilanth, find the one and only living scientist in one of the chambers.

Very Rare8.1%

Explorer VIII

In Forget About Freeman, find the secret room.

Very Rare8.3%

Explorer VI

In Blast Pit, find the hidden chargers.

Very Rare9.1%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare9.8%

Third time's the charm

In Interloper, kill the Gargantua.

Very Rare10.0%

Bye bye headhumpers!

Kill 500 headcrabs.

Very Rare10.3%

Explorer IX

In Interloper, find the spiral.

Very Rare11.0%

Uplink Explorer

In Uplink, find the shotgun room.

Very Rare11.5%

Marathon

In any desired order, complete the Hazard Course, Uplink, and Half-Life back to back. Doing them in one sitting is NOT required.

Very Rare12.3%

Explorer VII

In Apprehension, find the hidden cache.

Very Rare12.4%

Explorer V

In On a Rail, find the secret cache aside an elevator.

Rare15.1%

???

Hidden achievement — tap Reveal secrets to spoil

Rare15.3%

Me and my Tau Cannon II

In Surface Tension, destroy the second Apache after leaving the dam.

Rare16.2%

Me and my Tau Cannon

In Surface Tension, destroy the first Apache.

Rare16.8%

I think I just saved the world...

Complete Nihilanth.

Rare17.1%

???

Hidden achievement — tap Reveal secrets to spoil

Rare17.2%

Mortar'd to oblivion

In Surface Tension, kill the Gargantua.

Rare17.6%

Penultimatum

Complete Interloper.

Rare17.8%

Explorer II

Find the Maintenance Area in Office Complex.

Rare17.9%

Poor Big Momma...

Complete Gonarch's Lair.

Rare18.3%

So beautiful I could cry

Complete Xen.

Rare19.3%

Brave New World

Complete Lambda Core.

Rare19.4%

All of those puzzles have paid off

Reach Level A in the Lambda Complex.

Rare19.7%

Boss baby

Kill a Controller.

Rare19.8%

PUMP STATION 01

In Lambda Core, activate Pump Station 01.

Rare20.1%

PUMP STATION 02

In Lambda Core, activate Pump Station 02.

Rare20.1%

Demolition Man

Break 250 objects (crates, boxes, barrels, etc.)

Rare20.1%

2 days have paid off

Reach the bottom of the Lambda Complex.

Rare20.4%

On-the-Line

Complete Uplink.

Rare20.6%

Descension

Survive the mortars and complete "Forget About Freeman."

Rare20.6%

War Games

Complete Surface Tension.

Rare21.1%

Me and my RPG

In Surface Tension, destroy the third Apache on the cliffside.

Rare21.9%

Better than a Snake

In Surface Tension, successfully dodge all the tripmines before descending.

Rare22.0%

A new toy! Can I play?

In Questionable Ethics, activate the steriliser.

Rare22.3%

Defeating physics

In Questionable Ethics, use the laser to destroy the wall.

Rare22.4%

Freed, in another kind of way

Kill 100 Alien Slaves. Don't worry, you'll come to regret this.

Rare22.7%

He let it overcharge.

In Questionable Ethics, retrieve the Tau Cannon.

Rare23.5%

You weren't authorized to know about that.

Complete Questionable Ethics.

Rare23.7%

Explorer III

Find the grenade cache near the end of Office Complex.

Rare24.0%

Kind-hearted soul

In Questionable Ethics, free the Alien Grunt.

Rare24.0%

Got enough conveyors?

Complete the labyrinth that is Residue Processing.

Rare24.1%

Nice catch

Complete Apprenhension.

Rare24.7%

Martial hierarchy

Kill an assassin.

Rare24.8%

Liftoff

Complete On a Rail.

Rare25.9%

Defiant

In Anomalous Materials, refuse to put on the HEV Suit.

Rare26.0%

Explorer IV

In We've Got Hostiles, find the base upon the conveyor belts.

Rare27.0%

Zapped to oblivion

Complete Power Up.

Rare27.7%

Settled in!

Complete the Hazard Course.

Rare29.4%

No more ropes

Kill 15 barnacles.

Uncommon31.2%

4000 Degrees Kelvin

Complete Blast Pit.

Uncommon31.5%

???

Hidden achievement — tap Reveal secrets to spoil

Uncommon32.3%

Stealth & Action

Disengage the first turret in Office Complex.

Uncommon32.4%

Hygiene is important

In Anomalous Materials, dry your hands.

Uncommon33.7%

You've got mail

In Anomalous Materials, open the Message Terminal.

Uncommon34.3%

I'm not following you, you evil person!

In Unforeseen Consequences, kill the security guard fighting the zombie to take his gun.

Uncommon35.7%

Bad day to be part of the Science Team

Survive the HECU infiltration and complete "We've Got Hostiles."

Uncommon36.3%

Explorer

In Office Complex, find Barney's hideout.

Uncommon38.6%

Owowowowowow!

Destroy 5 turrets. (excludes ceiling mounted turrets)

Uncommon38.6%

Got the Chills

In Office Complex, solve the chiller puzzle.

Uncommon39.9%

Bad day to be Dr. Newell

Complete Office Complex.

Uncommon40.3%

Instigator

In Anomalous Materials, sound the alarm at the reception.

Uncommon41.2%

You're just as bad as them.

Kill a scientist.

Uncommon45.1%

To the surface

Conform to Eli's mission and complete Unforeseen Consequences.

Uncommon46.8%

Not Magnusson's Meal...

In Anomalous Materials, destroy, uh... you-know-who's lunch.

Uncommon48.8%

Yummers

Heal yourself with a soda.

Uncommon49.2%

A small discrepency

Witness (and indirectly cause) the Black Mesa Incident and complete Anomalous Materials.

Common56.1%

Morning, Mr. Freeman

Sit through the Tram Ride and complete Black Mesa Inbound.

Common63.7%

Not the Only Achievement

Welcome to Half-Life Legacy.

Common99.0%