Change in the game Tic-Tac-Toe also known as Tres en línea, Ceros y Cruces or Tres en raya. In this version, instead of end the game when you occupy a full row, the board increases its size until 9x9, winning the user that has more points.
- Once a row is completed, its elements cannot be used again.
- The board increases so 4 round are played. The 3x3 initial board, It becomes in a 9x9 board.