Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. Spore Creature Keeper is a video game spin-off to the 2008 video game Spore. The game is developed by Maxis and will be published by EA Canada. Made for younger users, the gameplay is heavily based on The Sims and will use the Sims 3 Engine. It will be released sometime in 2012 for Windows and Mac OSX. The graphics are basic, and the interface much simpler than Spore. Spore is a multi-genre single-player god game developed by Maxis and designed by Will Wright. The game was released for the Microsoft Windows and Macintosh operating systems in September 2008 as Spore.