Natural Selection 2 Steam Key

Combat Engineer

Build 10 Extractors in a single round

The Doctor is In

Weld your teammates 10 times in a single round

First Class Post

Use a Phase Gate

Mood Lighting

Weld a Power Node

Repairman

Weld 5 Power Nodes in a single round

They Just Keep Coming

Kill a Skulk

Economic Sabotage

Kill a Gorge

Air Defense

Kill a Lerk

Asymmetrical Combat

Kill a Fade

Big Game Hunter

Kill an Onos

Strategic Thinking

Follow 5 Commander’s orders in a single round

Security Detail

Kill an Alien while defending an Extractor

Long Term Investments

Kill an Alien while defending an Extractor 5 times in a single round

Adam Smith

Kill an Alien while defending an Extractor 10 times in a single round

Economics 101

Kill an Harvester

Dambuster

Kill 5 Harvesters in a single round

No Tech For You

Kill 10 Harvesters in a single round

Tag!

Parasite a Marine

I See Human Scum

Parasite 10 Marines in a single round

Wall Hacks!

Parasite 20 Marines in a single round

Team Player

Destroy an Extractor

Barking Dog

Destroy 5 Extractors in a single round

Rifles Only

Destroy 10 Extractors in a single round

Cultivation

Build a Hive as Gorge

Disarmament

Kill a Marine who has a Shotgun

Firefighter

Kill a Marine who has a Flamethrower

Bomb Defusal

Kill a Marine who has a Grenade Launcher

You're Walking Now

Destroy an Exosuit

Slimy

Use a Kharaa Tunnel

Battle Ready

Evolve one Kharaa Upgrade

Unfair Advantage

Evolve three Alien upgrades

They Came From Behind

Kill a Marine after sneaking as Skulk

Most Valued Xenomorph

Kill a Marine while defending a Harvester

Secure Investments

Kill a Marine while defending a Harvester 5 times in a single round

Patron Saint of Res

Kill a Marine while defending a Harvester 10 times in a single round

Protip

Kill a Marine with two Bites and a Parasite

Untouchable

Kill a Marine while having full health

Demolitions

Deal 7500 structure damage in a single round

Bloodrage

Deal 4000 player damage in a single round

Checkmate

Deal the killing blow to a Hive or Command Station

‘Tis But a Scratch

Get healed with a single health point

Quality Assurance

Kill a developer

Unsportsmanlike Conduct

Taunt after killing an enemy player

Regicide

Kill the enemy team's Commander

No More Fancy Toys

Destroy 100 resources worth of enemy technology in a single round

Burning Cash

Destroy 200 resources worth of enemy technology in a single round

Recession

Destroy 300 resources worth of enemy technology in a single round

First Adventure

Complete both tutorials.

Explorer

Use Play Now

TSF

Play a round as a Marine

Kharaa

Play a round as an Alien

Traveler

Play on 3 different maps

Eat Your Greens

Complete all new player missions

Darwin Award

Too determined to listen to good advice.

Terminal Velocity Facepalm

For when a regular facepalm doesn't cut it...

New Recruit

Complete the Marine tutorial.

Fresh Larva

Complete the Alien tutorial.

Unleashed

Rattling the Cage reaps its own reward

Arcade Champion

Spent some time playing arcade game modes

Old Recruit

Complete the Marine Commander tutorial.

Clogbeard's Treasure

Trust No-one

I don't know what's in there, but it's weird and pissed off, whatever it is.

It came from...behind

Infest everybody and stay alive.

Sgt. MacReady

Be the last and only survivor against the Infestation

Higher Lifeform

Complete the Alien Commander tutorial.

The Last Straw

Gorges can only take so much...

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Speed Demon

Complete the Skulk Race Challenge

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