Here is the full list of all 30 Freedom Finger achievements.
Complete 9-1
Destory the Cock Sauce Factory
I understand and I wish to continue.
Kill the Comrade!
"The game just called me a F$#!stick!"
Get an S Rank on level 7-1 or 10-1
Rip both arms off a mech
Survive the asteroid belt.
Destroy bizarro Gamma Ray.
Defeat the Worm's heart.
Load the crafting menu.
Have mercy. Let the Comrade live.
Kick the Comrade's ass!
Destroy the space station!
Punch a Toilet
Survive the tutorial!
Skip Credits
No peace! Kill the Comrade!
Defeat Kang's weird faceship.
Destroy the Battle Dome without taking damage
Kill Kang :(
Okay. Fine!
I am weak.
Hatred For None.
Into the sun. Well done.
Beat Heaven
Complete level 666.
Get a million points on 1-1
Beat a Level without taking damage
Complete story mode with all SFW options turned on