Get ready for some super fun in Concussion, the awesome stickman fighting game! Fight against loads of enemies like a stickman ninja. Choose a game mode, train hard, complete missions, and make sure they don’t take you down. No mercy allowed, or you might be the next one in trouble! Think you can beat all the stickmen around you and stay alive? Use all your cool moves to be the ultimate survivor in this exciting fighting game. If you want to have a blast and blow off some steam, then this game is perfect for you – just fight for your survival and enjoy the fun in Concussion. This flash game was made in 2016. Now it is playable online again thanks to ruffle.rs Made by Gen. How to Play: How to Play:WASD: Movement J: Attack K: Power Attack L: Special L+A/D: Flying kick L+S: Ground slam