About Tic Tac Toe Merge

You place numbered pieces on a three-by-three grid, trying to form lines before your opponent does. Each piece has a power level—1, 2 or 3—and you can merge two identical pieces in your hand to create the next tier up. When you align three or more pieces of the same level in a row, column or diagonal, you score points and trigger a merge on the board itself, turning that line into a single stronger piece. Higher-level pieces earn more points, so rushing to level 3 can swing the match in your favor.

Your opponent follows the same rules, which means every turn is a race to control the board and set up scoring combos. Because merges happen both in your hand and automatically when you complete a line, planning two moves ahead pays off. Poki Games hosts this strategic spin on tic-tac-toe where timing your upgrades and blocking your rival's lines decide who wins.