Here is the full list of all 24 Doodle God Blitz achievements.
Create all 3 towns
Invent all spells
Save the Princess quest passed
Greatest Inventions quest completed
Survivor quest completed
Sins vs. Virtues quest completed
6 elements created
10 groups created
Life created
Human created
Episode One passed
Episode Two passed
Episode Three passed
Episode Four passed
Games created
Episode One passed without hints
All Bad things created
Alle drankjes aangemaakt
Element created 3 or more times
Similar elements reacted
All episodes passed without hints
Run, Santa, run quest completed
All reactions revealed
All reactions with Philosophers' stone discovered