Natural Selection 2 achievements

Destroy 300 resources worth of enemy technology in a single round

Complete the Alien Commander tutorial.

Weld 5 Power Nodes in 1 round

Kill the opposing team's Commander

Complete the Marine Commander tutorial.

Weld your team mates 10 times in 1 round

Destroy 200 resources worth of enemy technology in a single round

Parasite 10 Marines in a single round

Destroy an Exosuit

Kill a Marine while defending a Harvester

Kill a Marine after sneaking as Skulk

Kill a Marine who has a Grenade Launcher