Amazon has Chris Taylor's legendary RTS title Supreme Commander as a Games for Windows edition for the low, low price of just $4.50. It's only available to US customers, and only as a download.

Yes, for less than the price of a gallon of gas, you too can command vast armies of units of all shapes and sizes, zooming in and out of a gigantic map at will. It'll be the cheapest war ever fought.

This article was originally published on Joystiq.