Here is the full list of all 16 Necrolance achievements.
Your training is complete!
You have completed act 1
You have completed act 2
You have completed act 3
You have completed act 4
You have completed act 5
You have completed act 6!
You have completed act 7!!
Congratulations! You beat the game on normal mode!
Congratulations!! You are a true champion!
You are well equipped
You are very well equipped!
You have collected a large amount of money. Well done!
You have collected a very large amount of money. You’re quite the penny-pincher.
You have collected an extremely large amount of money. Your greed is truly impressive!
You have completed all the achievements! You are truly worthy of yielding the necrolance!