Stickmen The Sandbox is a free online browser game that you can play at flasharcadegamessite.com, belongs in the puzzle games category, added on the 22 April 2012 and played 17.34k times. By esp animation. Play stickmen the sandbox game and combine raw materials such as fists, gunpowder, metal or wood to unlock explosive stick fighting animations. Use the mouse to drag an element onto another one to see if it will interact.