Here is the full list of all 16 Spermination achievements.
Double Spermicide
Double the trouble!
Egg, meet sperm!
Spermicide
First into the tummy!
Screw you guys, I'm going home!
Whoops, wrong hole!
A little nest egg...
That wasn't so hard, was it?
Can't we all just get along?
Triple Spermicide
Crazy Spermicide
Minivan? No, clown car!
Poor little guy...
Feeling rich?
I am the 1%