On the Origin of Species - by Means of Natural Gamers Selection, by Will Wright

I was thinking about a way to define Spore in a few words but I found myself in front of a big dilemma with a title which complexity places it beyond genres classification.

However, we all need to know what things are or are made of, thus, I have to say that this game genre definition is somewhere between a god game, a real-time strategy game and a life simulation game. Here is where the word "Creatiolutionism" comes up. Is it a new kind of religion or a scientific theory? (besides… it's a bit hard to say without getting tongue tied)