Mutant Gangland is a nice-looking, turn-based strategy game that just happened to have all of its code released under the MIT license.The games graphics follow a classic pixelart aestheticThis project is attempting to follow the classic Free Software game business model where you share the source but keep the artwork proprietary, which is perfectly acceptable and fine. It currently sells for $3.99 and it's available for GNU/Linux, OSX, Windows, and...