Complete the indicated task to unlock the achievement.

Achievement	How to unlock
A Minor Inconvenience	Lose 10000 Buggos.
Dead Humans	Defeat the sixth Human planet.
Dirty Humans	Defeat the first Human planet.
Disgusting Humans	Defeat the second Human planet.
Grotesque Humans	Defeat the fifth Human planet.
Homewrecker	Complete the tutorial planet.
I'm Going To Bust!	Kill 100000 Humans.
I'm starting to get full now...	Kill 10000 Humans.
One Hand Tied Behind My Thorax	Complete the game on hard difficulty.
Smelly Humans	Defeat the third Human planet.
Stupid Humans	Defeat the fourth Human planet.
The Zapp Brannigan Method	Lose 1000000 Buggos.
They taste like fear	Kill 1000 Humans.
Things Are Getting Serious	Lose 100000 Buggos.
This Game Has A Lot of Bugs	Start your first game.
Un-bug-lievable	Complete the game on normal difficulty.
Who Even Balanced This Game?	Complete the game on impossible difficulty.