Honestly it all depends on what you want really, You can start off in the cell stage and eventually reach the space stage, The game to an extent allows you to lead your empire somewhat of how you want to, It all depends on what features you want, You can advance in the game on your quest to sentience, Before buying it i suggest you try looking at more information for the game before you decide to get it, You may or may not like it, In later stages there is features such as the vehicle creator and building creators and various other's, Hopefully you make the decision you feel is best and enjoy reviewing spore.