Complete the indicated task to unlock the achievement.

Achievement	How to unlock
...OR IS IT?	Finish the game.
"Pixie dust"	Find the bag of something.
A family reunion	Reunite the sisters.
A horror cliche	Why would there be keys in a locked car?
A light twice as bright	Find the flashlight.
A Mighty Flame Followeth	Build the flamethrower.
Adult pacifier	Sometimes you just need something to get through the day.
Alcoholic	Drink all the beer and whiskey you can.
An apple a day	Find an apple.
Collateral damage	Kill an enemy with the explosion of a Blow-up.
Come play with me	Find the keys to the big house.
Don't kick the dog	Spare his life.
Dress to kill	Get your first armor.
Even a-holes need love	Save your boss.
Far out fungus	You've discovered the mysterious fungus.
Feel the noise!	Start the generator.
If a tree is shot, will it make a sound?	Kill the huge tree monster.
Insert Dirty Harry quote	Find that certain gun.
It's not Dark Souls, but...	You died.
It's set in Finland, can you tell?	Visit the sauna.
Junkyard bros	You've saved the two guys at the junkyard.
Knee-Deep in...	Kill 100 enemies.
Look at you, Hacker	Tamper with the plant computer.
Lovecraft lover	Complete the bartender's quest.
Shitter's clogged	Keep on clicking the outhouse.
Tentacle surprise!	Maybe that was not wise.