Alien Swarm

66 achievements

Very Rare×1

Rare×52

Uncommon×11

Common×2

About Alien Swarm's achievements

Alien Swarm has 66 Steam achievements. The rarest is "Nuke From Orbit", earned by just 15.0% of players. Below is the complete achievement list with global rarity and a full achievement difficulty breakdown.

Rarest achievement

15.0%

of players earned "Nuke From Orbit"

🗺️ Community guides & walkthroughs

Community Ratings

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Difficulty—

Easy → Brutal

Enjoyment—

Meh → Loved it

Grindiness—

No grind → Huge grind

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All Alien Swarm achievements

66 achievements

Nuke From Orbit

Kill 100,000 Swarm.

Very Rare15.0%

SynTek Residential Speed Run

Complete SynTek Residential within 2:30 on Normal difficulty or harder without any marines dying.

Rare15.2%

Timor Station Speed Run

Complete Timor Station within 4:25 on Normal difficulty or harder without any marines dying.

Rare15.2%

Brutal Campaign

Awarded for finishing the Jacob campaign on Brutal difficulty.

Rare15.2%

Security Expert

Complete 10 computer hacks without access being logged.

Rare15.3%

Kill Them All

Kill 25,000 Swarm.

Rare15.3%

Deima Surface Bridge Speed Run

Complete Deima Surface Bridge within 2:30 on Normal difficulty or harder without any marines dying.

Rare15.3%

Sewer Junction Speed Run

Complete Sewer Junction within 1:30 on Normal difficulty or harder without any marines dying.

Rare15.3%

Landing Bay Speed Run

Complete Landing Bay within 1:25 on Normal difficulty or harder without any marines dying.

Rare15.4%

Cargo Elevator Speed Run

Complete Cargo Elevator within 2:50 on Normal difficulty or harder without any marines dying.

Rare15.4%

Outstanding Execution

Complete a campaign on Normal difficulty or harder without any marines dying.

Rare15.4%

Hardcore

Complete any mission on Brutal difficulty with Onslaught and Hardcore Friendly Fire enabled.

Rare15.4%

Insane Campaign

Awarded for finishing the Jacob campaign on Insane difficulty.

Rare15.5%

Grenadier Expert

Kill 250 Swarm with a Grenade Launcher.

Rare15.6%

Professional Marksman

Kill 250 Swarm with a Marksman Rifle.

Rare15.7%

Rydberg Reactor Speed Run

Complete Rydberg Reactor within 3:10 on Normal difficulty or harder without any marines dying.

Rare15.8%

Railgun Specialist

Kill 250 Swarm with a Rail Rifle.

Rare15.9%

Firewall Specialist

Kill 100 Swarm with Incendiary Mines.

Rare15.9%

Tactical Explosives Expert

Kill 100 Swarm with Laser Tripmines.

Rare16.2%

Slaughter Soldier

Kill 250 Swarm with a Chainsaw.

Rare16.3%

Perfect

Complete a mission on Normal difficulty or harder without receiving any damage.

Rare16.4%

High Voltage Expert

Kill 250 Swarm with a Tesla Cannon.

Rare16.5%

Pistols Expert

Kill 250 Swarm with Twin Pistols.

Rare16.6%

Minigun Master

Kill 250 Swarm with a Minigun.

Rare16.8%

Hornet Barrage Expert

Kill 100 Swarm with Hornet Barrages.

Rare17.0%

Peace Medic

Heal 300 points of damage in a single mission without dealing any non-melee damage to the Swarm.

Rare17.3%

Circuit Breaker

Complete 10 wire hacks without access being logged.

Rare17.4%

Static Defender

Kill 500 Swarm with deployable Sentry Guns.

Rare18.1%

Shotgun Specialist

Kill 250 Swarm with a Shotgun.

Rare18.2%

Another Bughunt

Kill 5,000 Swarm.

Rare18.2%

Small Arms Specialist

Kill 250 Swarm with PDWs.

Rare18.4%

Damage Amped

Kill 15 Swarm with all four marines under the effects of a Damage Amp in a single mission.

Rare18.5%

Hard Campaign

Complete the Jacob's Rest campaign on Hard difficulty or harder.

Rare18.6%

Bug Stomper

Kill 100 Swarm Grubs.

Rare19.6%

Stay Frosty

Freeze 6 Swarm with a single Freeze Grenade.

Rare19.8%

Ammo Technician

Deploy 10 ammo stashes that are used by other marines.

Rare20.3%

Vindicator Veteran

Kill 250 Swarm with a Vindicator.

Rare20.3%

Short Controlled Bursts

Complete a mission with no friendly fire incidents. Four marines must be present in the mission.

Rare20.7%

Blast Radius

Kill 6 Swarm with a single Grenade.

Rare21.2%

Armory Access

Unlock all the available weapons.

Rare21.6%

Electro-Stunned

Stun 6 Swarm with a single Stun Grenade.

Rare22.8%

Pyrotechnician

Kill 250 Swarm with a Flamethrower.

Rare23.2%

Prototype Professional

Kill 250 Swarm with a Prototype Rifle.

Rare23.4%

Gunslinger

Successfully perform 5 fast reloads in a row.

Rare23.6%

Assault Specialist

Kill 250 Swarm with the Assault Rifle.

Rare24.8%

Group Heal

Heal all 4 marines with a single Heal Beacon.

Rare25.1%

Autogun Expert

Kill 250 Swarm with an Autogun.

Rare25.5%

Normal Campaign

Complete the Jacob's Rest campaign on Normal difficulty or harder.

Rare25.7%

Scrambled Eggs

Destroy all Swarm Eggs in a mission without allowing any to hatch.

Rare27.0%

Smoking Barrels

Kill 5 Swarm with explosive barrels in a single mission.

Rare27.0%

Parasite Puncher

Kill a Swarm Parasite with a melee attack.

Rare27.6%

Infestation Savior

Cure an Infested marine.

Rare29.4%

Easy Campaign

Complete the Jacob's Rest campaign on Easy difficulty or harder.

Rare29.4%

On the Ready Line

Kill 1,000 Swarm.

Uncommon31.7%

Close Encounters

Kill 20 Swarm with melee attacks in a single mission.

Uncommon32.3%

Sharpshooter

Complete a mission with better than 90% accuracy.

Uncommon32.7%

Clear Firing

Kill 25 drones without friendly fire. Four marines must be present in the mission.

Uncommon34.1%

Under the Gun

Roll under a Swarm Ranger projectile.

Uncommon35.4%

Zero Mortality

Complete a mission on Normal difficulty or harder without any marines dying.

Uncommon36.5%

Seal of Quality

Seal a door with the welder.

Uncommon38.7%

Quick Load

Successfully perform a fast reload.

Uncommon40.5%

Protect the Tech

Guard the squad's tech so that he takes no damage during the hack.

Uncommon41.1%

Shield Down

Deliver the finishing blow to a Swarm Shieldbug.

Uncommon43.1%

Quick and Dead

Kill a Swarm Boomer before it inflates.

Uncommon47.3%

Hat Trick

Complete 2 co-op missions online. Earns a Team Fortress 2 parasite hat.

Common55.1%

Technician Secured

Finish a mission without the tech getting killed.

Common55.7%