Half-Life Legacy

68 achievements

Very Rare×12

Rare×36

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 7.3% of players. 2 SteamVault members have 100%-completed it so far. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

7.3%

of players earned "Hello, Gordon!"

SteamVault 100%s

members fully completed it

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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 Rare7.3%

Explorer VIII

In Forget About Freeman, find the secret room.

Very Rare7.5%

Explorer VI

In Blast Pit, find the hidden chargers.

Very Rare8.3%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare8.8%

Third time's the charm

In Interloper, kill the Gargantua.

Very Rare9.0%

Explorer IX

In Interloper, find the spiral.

Very Rare9.8%

Bye bye headhumpers!

Kill 500 headcrabs.

Very Rare9.9%

Uplink Explorer

In Uplink, find the shotgun room.

Very Rare10.5%

Explorer VII

In Apprehension, find the hidden cache.

Very Rare11.1%

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 Rare11.9%

Explorer V

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

Very Rare13.4%

???

Hidden achievement — tap Reveal secrets to spoil

Very Rare14.8%

Me and my Tau Cannon II

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

Rare15.8%

Me and my Tau Cannon

In Surface Tension, destroy the first Apache.

Rare16.5%

I think I just saved the world...

Complete Nihilanth.

Rare16.6%

???

Hidden achievement — tap Reveal secrets to spoil

Rare16.6%

Mortar'd to oblivion

In Surface Tension, kill the Gargantua.

Rare17.0%

Penultimatum

Complete Interloper.

Rare17.2%

Poor Big Momma...

Complete Gonarch's Lair.

Rare17.7%

Demolition Man

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

Rare17.8%

Explorer II

Find the Maintenance Area in Office Complex.

Rare17.9%

So beautiful I could cry

Complete Xen.

Rare18.7%

Brave New World

Complete Lambda Core.

Rare18.9%

All of those puzzles have paid off

Reach Level A in the Lambda Complex.

Rare19.1%

Boss baby

Kill a Controller.

Rare19.1%

PUMP STATION 01

In Lambda Core, activate Pump Station 01.

Rare19.5%

PUMP STATION 02

In Lambda Core, activate Pump Station 02.

Rare19.5%

2 days have paid off

Reach the bottom of the Lambda Complex.

Rare19.8%

Descension

Survive the mortars and complete "Forget About Freeman."

Rare20.0%

On-the-Line

Complete Uplink.

Rare20.4%

War Games

Complete Surface Tension.

Rare20.5%

Better than a Snake

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

Rare21.4%

Me and my RPG

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

Rare21.4%

A new toy! Can I play?

In Questionable Ethics, activate the steriliser.

Rare21.7%

Defeating physics

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

Rare21.9%

Freed, in another kind of way

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

Rare22.2%

He let it overcharge.

In Questionable Ethics, retrieve the Tau Cannon.

Rare23.0%

You weren't authorized to know about that.

Complete Questionable Ethics.

Rare23.1%

Kind-hearted soul

In Questionable Ethics, free the Alien Grunt.

Rare23.4%

Got enough conveyors?

Complete the labyrinth that is Residue Processing.

Rare23.5%

Explorer III

Find the grenade cache near the end of Office Complex.

Rare23.6%

Nice catch

Complete Apprenhension.

Rare24.2%

Martial hierarchy

Kill an assassin.

Rare24.2%

Liftoff

Complete On a Rail.

Rare25.3%

Defiant

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

Rare25.6%

Explorer IV

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

Rare26.4%

Zapped to oblivion

Complete Power Up.

Rare27.1%

Settled in!

Complete the Hazard Course.

Rare29.3%

No more ropes

Kill 15 barnacles.

Uncommon30.4%

4000 Degrees Kelvin

Complete Blast Pit.

Uncommon30.8%

???

Hidden achievement — tap Reveal secrets to spoil

Uncommon31.7%

Stealth & Action

Disengage the first turret in Office Complex.

Uncommon31.9%

Hygiene is important

In Anomalous Materials, dry your hands.

Uncommon33.4%

You've got mail

In Anomalous Materials, open the Message Terminal.

Uncommon34.2%

I'm not following you, you evil person!

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

Uncommon34.8%

Bad day to be part of the Science Team

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

Uncommon35.6%

Owowowowowow!

Destroy 5 turrets. (excludes ceiling mounted turrets)

Uncommon37.8%

Explorer

In Office Complex, find Barney's hideout.

Uncommon37.9%

Got the Chills

In Office Complex, solve the chiller puzzle.

Uncommon39.2%

Bad day to be Dr. Newell

Complete Office Complex.

Uncommon39.6%

Instigator

In Anomalous Materials, sound the alarm at the reception.

Uncommon41.0%

You're just as bad as them.

Kill a scientist.

Uncommon44.3%

To the surface

Conform to Eli's mission and complete Unforeseen Consequences.

Uncommon46.1%

Not Magnusson's Meal...

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

Uncommon48.6%

Yummers

Heal yourself with a soda.

Uncommon48.6%

A small discrepency

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

Common55.3%

Morning, Mr. Freeman

Sit through the Tram Ride and complete Black Mesa Inbound.

Common63.3%

Not the Only Achievement

Welcome to Half-Life Legacy.

Common98.9%