As patterns relentlessly fall from the top screen, draw lines to reverse their polarity and make them disappear. The more you clear, the faster they come.
A hundred single-screen puzzles await! Each can be solved by drawing a single line, so take your time and think them through
Play wireless multiplayer matches against a friend; as you clear lines, they'll appear on your opponent's screen
Design your own puzzles and send them to a friend via wireless link