Ensure your PC meets these specifications before downloading: : Windows XP SP3, Vista SP2, 7, or 8. Processor : AMD/Intel Dual-Core 2.2 GHz. Memory : 2 GB RAM.
: The standard platform for the game, featuring Steam Achievements and Cloud saves. Humble Bundle : Currently available for $6.99 . Fanatical : Sells a Steam PC key for $5.94 .
: Listed at $2.39 , which is a significant discount from its regular $8.89 price. Minimum System Requirements