Here is the full list of all 10 Babel: Tower to the Gods achievements.
Killed 50 worshippers!
Broke 10 totems!
Killed a worshipper!
Beat the tutorial
Broke a totem
Killed 100 worshippers!
Killed 250 worshippers! What did they do?
Killed 500 worshippers!
Killed 1000 of your own worshippers. Why would you do this?
Killed 750 worshippers!