Concussion is an engaging stickman fighting game that you can play here on friv games for boys. Richard Erkenstein has stolen your dog. You have one week to fight off tons of enemies get back your beloved dog. You can also win the famous Concussion gauntlet, which will give you ultimate powers. Have fun with this stick fighting game!
Fight hordes of enemies like a stickman ninja in Concussion, the fun fighting game! Choose a game mode, train, complete missions and don't let them take you out. Show no mercy! Have fun!
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Use WASD to run, jump, and crouch.
Use J for the primary attack, and K for the secondary attack.
Use L to throw a big punch.
Combine L with movement keys to do a combo.
Use space to roll.