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