How to Play: Click on a free grid tile to place a tic-tac-toe marker. Click on a card in your hand to select it, then follow sub-UI to activate the effect. Beat the enemy by placing 5 marker horizontally, vertically or diagonally.

Tic-Tac-Deck evolves the classic grid into a brutal tactical arena. Forget simple X’s and O’s—here, your hand is your weapon. Draft powerful cards to manipulate the board, sabotage your opponent, and shatter the rules. Will you control the field or execute a game-winning combo? Every card offers a one-time, high-impact ability that turns a stalemate into a checkmate. Master the deck, claim the line.