Concussion is a free action game available online on Silvergames.com. You can play this fun stickman game in full-screen using one of the top 5 browsers. Concussion has been already played 36,890 times and received 69 percent positive feedback with 1,093 votes. If you finished this game, you can play other online games such as Creative Kill Chamber, Stick War and Madness: Project Nexus for free on Silvergames. If you enjoyed playing Concussion share it with your friends via Reddit and other social media.