How to play slide your orange ball left and right to eat blue balls and avoid red and black balls. eating a blue ball is +1. collide with a red ball will trigger the black ball time, in the corresponding time you need avoid the black balls until they are disappeared. if you collide a green ball, congratulations, you're going to get rid of all red balls and black balls in a certain amount of time. you will die when you collide with a black ball features be careful! colorful balls are approaching you!