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 37,796 times and received 70 percent positive feedback with 1,125 votes. If you finished this game, you can play other online games such as Madness: Project Nexus, Stick War and Creative Kill Chamber for free on Silvergames. If you enjoyed playing Concussion share it with your friends via Reddit and other social media.