Draw dominoes: Every round, arrange tiles until your adversary can't move. In case you have no likely moves, draw a domino until you can facilitate a tile. In case there are no dominoes left, pass your opportunity until you can. Show up at 100 concentrations to win. Square dominoes: proportional to Draw Dominoes. The key differentiation is, if you have no possible moves, pass your opportunity until you can facilitate a tile. Show up at 100 concentrations to win.