Outpost is a free strategy game available online on Silvergames.com. You can play this awesome alien game in full-screen using one of the top 5 browsers. Outpost has been already played 56,874 times and received 82 percent positive feedback with 1,178 votes. If you finished this game, you can play other online games such as The Visitor, Combat Tournament and DOOM 1 for free on Silvergames. If you enjoyed playing Outpost share it with your friends via Youtube and other social media.