Here is the full list of all 12 LUFTRAUSERS achievements.
Beat all missions and launch the [CLASSIFIED]
Pilot all 125 Rauser combinations
Survive SFMT long enough to hear the end of the air alarm
Take down a Blimp
Become a feared level 10 rauser pilot
Unlock all parts
Defeat a Laser Ace
Sink an Acemarine
Sink a Battleship
Destroy a Submarine
Outsmart an Ace
Unlock a part