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Best · Tangle
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Best · Sudoku
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Tap a cell to toggle it and its four neighbors. Turn every lit signal off to solve the puzzle.
The grid is dense on purpose — plan chains of moves, and remember: tapping the same cell twice cancels it out. Everyone in the world gets the same grid today. Fastest solve wins.
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This is the name the world sees on the leaderboard. 3–16 characters: letters, numbers, underscores.