Here is the full list of all 40 Voodolls achievements.
Complete the prologue.
Complete the spring chapter.
Complete the summer chapter.
Complete the autumn chapter.
Complete the winter chapter.
Defeat Ferthur, thirty-fourth lord of Hell.
Find your first hidden spool.
Find the first journal of Aiyanna.
Find every hidden spool.
Find every journal of Aiyanna.
Finish every level with 5 needles, in easy difficulty.
Finish every level with 5 needles, in normal difficulty.
Finish every level with 5 needles, in hard difficulty.
Complete every level with Illusion.
Complete every level with Corruption.
Complete every level with Despair.
Complete every level with Lunacy.
Complete your first trial.
Complete all the spring trials.
Complete all the summer trials.
Complete all the autumn trials.
Complete all the winter trials.
Complete every trial.
Complete all trials involving the whenu people.
Unlock every trap.
Fully upgrade a trap.
Buy your first trap enchantment.
Fully upgrade every trap.
Buy every trap enchantment.
Survive 20 Waves in Challenge Mode.
Collect 50 bonuses dropped by demons.
Kill 100 enemies.
Kill 1 000 enemies.
Kill 10 000 enemies.
Gain 100 needles.
Gain 250 needles.
Gain 500 needles.
During the prologue, die in the void.
On the select level menu, change the selected level 10 times in less than 5 seconds.
Open and close the Compendium 3 times in less than 10 seconds.