http://www.amazon.com/dp/B00K558E1W/
目前Amazon在特价Red Faction Collection 90%off 5.99
已经是历史最低价
内含
Red Faction
Red Faction II
Red Faction Guerrilla
Red Faction Armageddon
Red Faction Armageddon: Path to War DLC
Red Faction Armageddon Soundtrack
其中Red Faction Guerrilla需要用GFWL来做第三方DRM
另外这是Red Faction Collection的steam页面
http://store.steampowered.com/sub/15630/