So if you looking to play a cool game, look for it on GOG Galaxy. (macgamerhq.com)
This new version of the game will be DRM - free and has also been reworked to be fully compatible with the new features of GOG Galaxy. (strongholdcrusader2.com)
It's also been in a humble bundle for ~ $ 4, and was on sale at GOG for $ 5. (reddit.com)