Natural Selection 2 achievements

Collect all 15 drop-able items.

Complete the Skulk Race Challenge

Be the last and only survivor against the Infestation

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

Infest everybody and stay alive.

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

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

Gorges can only take so much...

Kill 10 Harvesters in a single round

Destroy 10 Extractors in a single round

Too determined to listen to good advice.

Build 10 Extractors in 1 round