Firaxes has today jus announced that you can pre purchase a digitial copy of the new Civilisation Beyond Earth game on Steam.
If you buy it now the game will be available for download on October 24th There are two options and two prices for purchasing Civilisation Beyond Earth. The first pricing option is 49,99 Dollars and includes only the game. The second pricing option is 69,99 Dollars, this is a bundle which includes not only Civilisation Beyond Earth but also Civilization III Civilization IV and Civilization V.
Pre purchasing at the moment is only available for Windows.