Breaking the 4th Wall
Blow up the 4th wall in a level with a rocket launcher.
The 10th Circle
Get to Level 10.
True Focus Means Ignoring That Which is Irrelevant
Ignore an enemy.
Old Stancher
Complete the Single Player Campaign.
Master of Clicking on Stuff
Finish the tutorial.
If at First You Don't Succeed, You Have Failed
Lose your first single-player mission.
Die in a Fire
Lose a unit to a rocket.
He Has a Better Beard Than You, Though
Defeat 'Bin' in multiplayer.
Exterminator!
Win a game of Extermination.
Charger!
Win a game of Charge.
Disput....er!
Win a game of Disputed.
Hostage Situationalist!
Win a game of Hostage.
SO MANY LEVELINGS!!
Get to level 100.
The Lament of the Noob
Lose your first multiplayer game.
Tinkerings
Change the map generation settings.
Now I Have A Machine Gun. Ho Ho Ho.
Play an Instant Skirmish and win with only your machine gunner left alive.