Rules:
Rule #0 A player can win by either placing shapes horizontally, vertically, or on any of the diagonals on the board.
Rule #1 Players are determined by colors, as opposed to classical tic-tac-toe where they are determined by either circle or cross shapes.
Rule #2 Your opponent attacks after you place a shape.
Rule #3 A circle has two lives. Use it for defensive strategies.
Rule #4 A cross attacks diagonally.
Rule #5 A square attacks vertically and horizontally.
Rule #6 A triangle attacks forward and rotates clockwise. It can be placed in any starting direction.
Enjoy playing this game here at Y8.com!