Metro 2033 75%off $3.74USD
http://store.steampowered.com/app/43110/
Metro Last Light Complete 75%off $4.99USD
http://store.steampowered.com/app/43160/
有旧款游戏时,去预购Redux版本会有50%off的折扣
Metro 2033 Redux
http://store.steampowered.com/app/286690/
Metro: Last Light Redux
http://store.steampowered.com/app/287390/
Redux组合包
http://store.steampowered.com/sub/44169/