Tic-tac-toe, upgraded — 3 symbols, up to 4 players, plus one tactical Tackle.
Number of players
2 players

How to Win

Three ways to win, plus one tactical move:

Same-symbol line

Three dots, triangles, or squares in a row, column, or diagonal.

Size-gradient

Small (dot) → Medium (triangle) → Big (square) or reverse in a row, column, or diagonal.

Triple set

Nest your dot, triangle, and square in a single cell.

Tackle

Once per game, move one of your pieces to an empty slot of the same shape. A Tackle uses your turn and can complete a win.

How to win

  • Same-symbol line — 3 dots, triangles, or squares in a row, column or diagonal.
  • Size-gradient — small (dot) → medium (triangle) → big (square) or reverse in a row, column, or diagonal.
  • Triple set — nest your dot, triangle, and square in one cell.
  • Tackle — once per game, move one of your pieces to an empty matching slot.
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Winning pattern
Up for a memory challenge? Try Chromatic Echo →