Here is the full list of all 22 Doodle God: Ultimate Edition achievements worth 1,000 gamerscore.
Episode one passed
Human created
10 groups created
Life created
Element created 3 or more times
Similar elements reacted
6 elements created.
Episode two passed
Episode three passed
Episode four passed
Games created
Episode one passed without hints
All bad things created
All reactions revealed
All drinks created
"Save the Princess" quest passed
All reactions with philosopher's stone discovered
All episodes passed without hints
"Run Santa, Run!" quest completed
"Sins vs Virtues" quest completed
"20th_century" quest completed
"Robinson" quest completed