1. Moving balls of the same color in a line 5 to get scores. 2. Add three random balls per turn. 3. The game is over when balls fills the screen. 4. Elimination of more than five balls can get extra scores, 2 scores for 6th ball,4 scores for 7th ball, and so on. 5. Continuous elimination balls, twice for double scores, three times for fourfold scores, and so on.