Complete the indicated task to unlock the achievement.

Achievement	How to unlock
100 days of survival	Unknown.
Can you pet the dog?	Unknown.
Catching the big fish	Unknown.
Concert pianist	Unknown.
Dangerous driving	Unknown.
Get to the choppa	Unknown.
I see dead people	Unknown.
Look ma, I'm Snowboardin'	Unknown.
My ISZ guys	x25.
Pro at cooking	Unknown.
Spooky snowmen	x25.
Supply Drop Hunter	x3.
Zombie killa	x500.