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